HomeMy WebLinkAboutRESOLUTION 15-89CCRESOLUTIONNO.15-89WHEREAS,theTownofEstesParkandBlack&Veatch,consultingengineersfortheTownofEstesPark,havepreparedcertainutilitypoliciesandstandardsforusebytheTownofEstesParkwithregardtoitswaterdistributionfacilities;andWHEREAS,theTownofEstesParkdesirestoadoptthisdocumenttogoverntheinstallationofallwaterdistributionfacilitiesservedbytheTownofEstesPark,andWHEREAS,theTownofEstesParkdesirestoapprovethesepoliciesandstandardsforusebyallthepersonsinstallingwaterdistributionfacilitiesservedbytheTownofEstesParkafterJuly1,1989.NOW,THEREFORE,beitresolvedbytheBoardofTrusteesoftheTownofEstesPark,Colorado:1.TheEstesPark,Colorado,WaterUtilityPoliciesandStandards(DesignStandards)preparedbyBlack&VeatchandtheTownofEstesParkisherebyadoptedbytheTowntogoverntheinstallationofallwaterdistributionfacilitiesservedbytheTownofEstesParkasofJuly)1ATTEST:ownClerkep3/resolution3
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00ESTESPARK,COLORADOWATERUTILITYPOLICIESANDSTANDARDS(DESIGNSTANDARDS)BLACK&VEATCHEngineers—ArchitectsAurora,ColoradoB&VProject14745.100July1989
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0•0ESTESPARK,COLORADOWATERUTILITYPOLICIESANDSTANDARDS(DESIGNSTANDARDS)BLACK&VEATCHEngineers—ArchitectsAurora,ColoradoB&VProject14745.100July1989
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00ACOPYOFTHISMANUALSHALLBEAVAILABLEATTOWNHALLFORCONTRACTOR/BIDDERSTOCHECKOUT,WITHADEPOSIT,FORASPECIFIEDLENGTHOFTIME.
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CESTESPARK,COLORADOWATERUTILITYPOLICIESANDSTANDARDSTABLEOFCONTENTSI.POLICIESANDPROCEDURESA.GENERALSTATEMENTB.FEESC.LINEEXTENSIONPOLICYD.LINEOVERSIZINGPOLICYI.WATERLINEEXTENSIONACROSSVACANTLANDPOLICYATTACHMENTA-WATERLINEEXTENSIONANDOVERSIZINGAGREEMENTATTACHMENTB-WATERLINEEXTENSIONACROSSVAULTLANDAGREEMENTII.DESIGNCONSIDERATIONSA.MAINSANDTRANSMISSIONLINES3.FIRESPRINKLERSYSTEMC.PUMPINGSTATIONS0.FINISHEDWATERSTORAGEE.PRESSUREREDUCINGSTATIONSF.MAINLINEMETERINGVAULTSG.SCADAUPageI—iI—BI—91—151—16Il—i11—311—511-811—11h—h11—12(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)TC-1
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--_______ICCPareIII—’111—17111—29111—37111—39111—42111—44111—50III.TECHNICALSPECIFICATIONSA.EXCAVATIONANDTRENCHINGB.PIPEC.WATERLINEEQUIPMENTD.VAULTSE.PRESSUREANDLEAKAGETESTINGANDDISINFECTIONOFWATERLINESF.WATERMETERSANDSERVICELINESG.CONCRETEANDGROUTINGH.MAINLINEWATERMETERSAPPENDIXA-DETAILS1-12APPENDIXB-WATERMETERANDSERVICELINEDETAILS(SHEETS43—46AND48—55OF55)APPENDIXC-HARNESSEDPIPEDETAILS(SHEETS18—21AND23OF73)(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)TC-2CCCC.C
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00ChapterI-POLICIESANDPROCEDURESA.GENERALSTATEM.1.PURPOSE.Thisdocumenthasbeendevelopedtoensurethatallwaterlines,pumpingstations,andotherappurtenancesprovideadequateandreliableserviceandareaccessibleandmaintainable.Thestandardsandspecificationspresentedhereinshallbeconsideredasminimumsinthatthedeveloper,engineer,orcontractornayincorporatemorestringentstandardsifhesochooses.CurrenteditionsofstandardssuchasASTM,AWWA,andANSIshallapplywherereferencedintheseDesignStandards.ItshallbeunderstoodthattheTownhasissuedthesestandardsviaitsstatutorypowertoregulatecertainactivitieswithinitsjurisdictionandisi2apartytoanycontractswhichmayexistbetweenthepersonsresponsibleforinstallationofthefacilities(developer,engineer,andcontractor).TheTownmay,atitsdiscretion,inspectthecontractor’sworkforthepurposeofqualitycontrolandmayperiodicallyadvisethedeveloperastoItsopinionwhethertheworkmeetstheseDesignStandards.TheTown’scostsfortheseinspections,includingovertimepayifrequired,willbeseparatelybilledtothedeveloperiftheyexceedthefeeschedulepresentedinSection3.3.Thedeveloper,throughhisengineerandcontractor,isresponsibleforadherencetothestandardsestablishedbytheTown.TheTownwillnotusuallyshutdownajobforpoorworkmanshiporuseofimpropermaterials.Ifthewaterdistributionfacilitiesdonotmeettherequirementsestablishedherein,theTownwilluseitsregulatorypowerstorefuseownershipandmaintenanceresponsibilityforthefacilities,denythedeveloperpermissiontopurchasetapsorconnectthemtothedistributionsystem,orrefusetoreleasethedeveloper’sbond.FurtherdetailsregardingtheseproceduresmaybefoundinSectionsBthroughD.2.RESPONSIBILITIES.a.PublicWorksDirector.ThePublicWorksDirectorisdesignatedbytheTowntoexerciseallauthorityonbehalfoftheBoardofTrusteesinaccordancewiththeseDesignStandards.ThePublicWorksDirectorshallhavetheauthoritytoassignaTownRepresentative(s)tocheckanyandallwater-relatedworkinareassubjecttothisdocument.ThisIncludesallmaterials,equipment,excavation,bedding,backfill,andstructures.ThePublicWorksDirectorshallhavethesoleauthoritytoissue,inwriting,anydeviationfromtheprovisionscontainedintheseDesignStandardsorchangestoanypreviouslyapprovedwaterlinedesigndrawings.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)I-i
00Ub.TownRepresentative.Whenandasrequired,thePublicWorks[1DirectornayassignaTownRepresentative(s)todetermineifthematerialsfurnishedandworkperformedareincompliancewiththeseDesignStandards.TheTownRepresentativemaybeanemployeeoftheTownorarepresentativeoftheTown’sconsultingengineeringfirm.BasedonobservationsbytheTownRepresentative,thePublicWorksDirectornayadvisethedeveloperonmattersregardingdefectivematerialsand/orworkmanship.c.Developer.Thedeveloperisresponsibleforsecuringallapprovals,paymentoffees,adherencetotheseDesignStandards,andallotheraspectsrelatedtoinstallationofwaterdistributionfacilities.ThedevelopershallretainaprofessionalengineercurrentlyregisteredinColoradoandacontractorlicensedinLarimerCountytotheextentnecessarytomeettherequirementsspecifiedherein.ForallwaterdistributionfacilitiesthataredeededtotheTownforownershipandmaintenance,thedeveloper’swarrantyresponsibilityisasfollows:(1)Allworkmanshipandmaterialsshallbewarrantedbythedeveloper(viathecontractor)foraperiodofoneyear(365days)fromthedatethattheProvisionalAcceptanceLetterisissuedbytheTown.Anyrepairorreconstructionperformedduringthewarrantyperiodshallbewarrantedforaperiodofoneyear(365days)fromthedateofacceptancebytheTownofsuchrepairorreconstruction.U(2)NothinginthepreviousparagraphconcerningthewarrantyperiodshallestablishaperiodoflimitationwithrespecttoanyotherobligationwhichthedeveloperhasundertheseDesignStandards.IftheworkisdefectiveanddoesnotmeettherequirementsoftheDesignStandards,theTowncaninitiateproceedingsforthedevelopertorepairtheworkevenifthewarrantyperiodhasexpired.Insummary,thereisnotimeperiodregardingdefectivework.Theestablishmentoftimeperiodsrelatesonlytothespecificobligationsofdevelopertocorrectthework,andhasnorelationshiptothetimewithinwhichhisobligationsundertheseDesignStandardsnaybesoughttobeenforced.URepairworkshallcommencenolaterthan48hoursafterthedeveloperisnotifiedbytheTown.Ifthedeveloperorcontractordoesnotrespondinatimelymanner,theTownmaydotheworkorcontractwithotherstodotheworkandbillthedeveloperforactualcosts.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-2U
Q.0d.Engineer.TheengineerisaprofessionalengineerwhoiscurrentlylicensedintheStateofColorado.HeisresponsibleforpreparationofdetaileddrawingsandspecificationsinaccordancewiththeseDesignStandards.Theengineer’scontractissolelywiththedeveloper,andtheTownisnotapartytoit.e.Contractor.WaterdistributionfacilitiesshallonlybeinstalledbycontractorslicensedtodobusinessinLarimerCounty,Colorado.Allconstructionworkshallbeinaccordancewithapprovedcontractdocumentsasdefinedherein,signedbythePublicWorksDirector.Noworkmaycommenceuntilthecontractdocumentshavebeenapproved.Thecontractdocumentsarealegalinstrumentbyandbetweenthedeveloperandcontractor.TheTownisnotapartytothisagreement.ThecontractorshallfurnishallreasonablefacilitiesandaccesstotheTownRepresentativeforthepurposeofobservingthematerialsandworkmanshipusedinconstruction.ThecontractorshallprovidetheTovnwithatleast24hours’noticeinorderthataTownRepresentativecanbemadeavailableifthePublicWorksDirectordeterminesthatoneisneeded.3.EFFECTIVEDATE.TheseDesignStandardsareeffectivebyResolutionNo.15-89,adoptedbytheBoardofTrusteesonJuly1,1989.TheseDesignStandardssupersedeallpreviouseditions.4.REVISIONS.TheseDesignStandardsmayberevised,amended,oraddedtofromtimetotime,andsuchrevisions,amendments,andadditionsshallbebindingandoffullforceandineffectwhenadoptedbyresolutionbytheTownBoard.5.LEGALREQUIREMENTS.TheseDesignStandardsshallapplytotheinstallationofallwaterdistributionfacilitiesservedbytheTown.NoconstructionactivitiesshallcommenceuntilthePublicWorksDirectorhasapprovedthecontractdocuments.NotwithstandinganyvariancefromtheseDesignStandardsthatoccurredorwasauthorizedinthepastorthatmaybeauthorizedinthefuture,theTownwillnotberestrictedorlimitedintheexerciseofitslawfulpowers.Noaction,directorindirect,ofanypersonwhoisinviolationoftheseDesignStandardsshallcontinueafterdiscoveryofsuchviolation.Theactualcostofthemeasuresneededtocorrectdefectivework,regardlessofwhensuchdeficiencyIsdetected,shallbetheresponsibilityofthedeveloper.6.INTERPRETATIONOFTHEDESIGNSTANDARDS.Whennecessary,interpretationofanysectionofthisdocumentshallbemadeinwritingbythePublicWorksDirector,andhisinterpretationshallbebindinguponallpersonsaffectedbythedecision.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1—3
0[17.WATEROUTAGESDURINGCONSTRUCTION.Atallpointsofconnection[1ofnewwatermainstoexistingwatermains,theContractorshallberesponsibleforexcavatingandverifyinglocationoftheexistinglines,priortoinstallationofanynewconstruction.Ifitisnecessarytoshutdownanyportionsoftheexistingwatersystemtomakesuchconnection,theContractorshallberesponsiblefornotifyingthePublicWorksDepartmentatleast72hoursinadvanceandallTowncustomerstobeaffectedbywateroutageatleast24hourspriortosuchoutage.AllexistingwatermainvalvesshallbeoperatedonlytheTownRepresentative.ThedurationofwateroutagetotheexistingTowncustomersshallbeminimizedand,ifdirectedbytheTownRepresentative,theContractorshallprovidetemporarywatersupplytocustomersbymeansoftanktrucks,temporaryconnectionstofacilitiesremaininginservice,etc.8.ABBREVIATIONS.AASHTOAmericanAssociationofStateHighwayandTransportationOfficialsANSIAmericanNationalStandardsInstitute,Inc.APHAAmericanPublicHealthAssociationASTMAmericanSocietyforTestingMaterialsAWPAAmericanWoodProductsAssociationI]AWAAmericanWaterWorksAssociationcfscubicfeetpersecondflDinternaldiameterDIPDuctileIronPipeEQREquivalentResidentialTapftfootgpdgallonsperday11in.inchlbpoundIiMechanicalJointNEMANationalElectricalManufacturersAssociationPIPPlantInvestmentFeePVCPolyvinylChloridePlasticPipeqdesignpeakhourlyflowvflowvelocityatthedesignpeakhourlyconditionU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-4[1
-Q09.DEFINITIONS.•“ACTUALCOST”shallmeanallcostsincurredintheconstructionofpublicwatermains,including,butnotlimitedto,costsofconstruction,engineering,plantinvestmentfees,planreviewfees,inspectionfees,as-builtdrawings,performancebonds,andadministration.•“AGENT”shallmeananypersoncontractuallyauthorizedtoactonthebehalfofanotherperson.•“APPURTENANCE”shallmeanallaccessoryitemsassociatedwiththewaterdistributionfacilitiesproposedfororunderconstruction.•“BUILDER”shallmeananypersonresponsibleforconstructionofbuildingsand/orinstallingserviceconnectionstothewaterdistributionsystem.•“BUILDING”shallmeananyenclosedstructure,havingaroofandoutsidewalls,designedandconstructedfortemporaryorpermanentshelterforpersons.•“BUILDINGCODES”shallmeantheTown’scurrentlyeffectivebuilding,plumbing,fire,mechanical,electrical,zoning,dangerousbuildingorenergycodesorregulations,ormandateofanynatureconcerningthesame.Saidbuildingcodesareincorporatedintotheseregulations,exceptforanypenaltyprovisionscontainedtherein.Shouldtherebeirreconcilableconflictbetweenanyoftheprovisionsoftheseregulationsandanyofthosebuildingcodes,themorestringentrequirementsoftheconflictingprovisionsshallbeapplicable.ShouldadisputearisebetweentheTownandanypersonconcerningtheapplicabilityofsuchconflictingprovisions,thedisputeshallberesolvedinthemannersetforthintheparticularbuildingcode,orinaprovisionoftheseregulations.•“CONNECTEDTAP”meansthebuildingtaphasbeenconnectedtothedistributionsystem.•“CONTRACTDOCUMENTS”shallmeanthedrawingsandspecificationsusedbythecontractortoconstructthewaterdistributionfacilities.•“CONTRACTOR”shallmeananyperson,firm,orcorporationlicensedbyLarimerCountytoperformtheworkandfurnishmaterialswithintheCounty.(ESTESPARK,COLORADO)(WATERUTILITYtOLICIES)(ANDSTANDARDS)1-5-
0U•“CUSTOMER”or“USER”shallmeananyperson(includingsuccessorsandassigns)whohasbeenissuedapermitandtowhosebuildingtheTown’swaterservicesarebeingfurnished.•“DAYS”shallmeantheconsecutivetimespan(includingweekendsandholidays)thatiscalculated,excludingthefirstandincludingthelastdayofthespecifiedperiod.IfthelastdayfallsonaSaturdayorSundayoralegalholidayinEstesPark,suchdayordaysmaybeomittedfromtheperiodinquestion.•“DESIGNSTANDARDS”shallmeantheWaterUtilityPoliciesandStandardsaspromulgatedandrevisedfromtimetotimebytheBoardofTrustees.•“DEVELOPER”shallmeananypersonresponsibleforinstallationofpublicwaterdistributionfacilitiesinareassubjecttotheseregulations.•“DISTRIBUTIONSYSTEM”shallmeanallwatermains,equipment,11pumpingstations,firehydrants,taps,meters,andappurtenancesoftheTownofEstesPark.•“EASEMENT”shallmeanadedicatedlegalrightforthespecificuseoflandownedbyothers.•“ENGINEER”shallmeanapersonregisteredbytheStateofColoradotoIssuedrawingsandspecificationsforconstructionofwaterdistributionfacilities.•“MAY”ispermissive.•“MONTHLY”shallmeanacalendarmonthoranypartthereof.fl•Theterm“MORESTRINGENT”,whenusedtoresolveconflicts,shallmeanthoseprovisionswhichwouldbestservetoprotectandenhancethepublichealth,safety,andgeneralwelfareandwhichprovidestheTownwiththegreatestdegreeofpowers,privileges,rights,orimmunities.•“PARTY”shallmeananypersoncontractuallyobligatedtoanotherperson.•“PERSON”shallmeananyindividual,firm,company,association,governmentalorganization,society,corporation,orgroup.•“PRIVATE”shallmeanwaterdistributionfacilitiesforwhichtheTownhasnotacceptedownershipandmaintenanceresponsibility.ElU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-6
U•“PUBLIC”shallmeanwaterdistributionfacilitiesforwhichtheTownhasacceptedownershipandmaintenanceresponsibilityandarelocatedover,under,across,andthroughdedicatedstreets,rights—of-way,oreasements.•“PUBLICWORKSDIRECTOR”shallmeanManagerofPublicWorksfortheTownofEstesPark.•“PUD”shallmeanplannedunitdevelopment.•“RIGHT-OF—WAY”shallmeanlandoccupiedandusedbypersonswhohavebeenstatutorilygrantedtheauthoritytouseprivateorpubliclandsforaspecificpurpose.•“SEWER”or“SANITARYSEWER”shallmeanapipeorconduitthatcarriesdomesticand/orindustrialwastesfrombuildings.•“SERVICECONNECTION”shallmeantheprocessofconstructingaservicelinefromthebuildingtothedistributionsystem.•“SERVICELINE”shallmeanawaterlinewhichconnectsthebuilding’splumbingsystemtoawatermaininthedistributionsystern.•“SHALL”or“MUST”ismandatory.•“STANDBYTAP”meanstheservicelinehasnotbeenconnectedtothedistributionsystem.•“STORMDRAIN”(sometimestermedstormsewer)shallmeanadrainorsewerforconveyingsurfacewater,groundwater,orotherrelativelyunpollutedwatersfromanysource.•“TOWN”shallmeantheTownofEstesPark,Colorado.•“TOWNREPRESENTATIVE”shallmeananypersondesignatedbythePublicWorksDirectortoobservematerialsandworkmanshipusedinconstruction.•“UTILITY”shallmeantheTownofEstesPark’swaterdistributionsystemandtreatmentfacilities.Wherethecontextreferstoanentityratherthanthephysicalsystem,“Utility”shallmean“Town”.•“WATERMAIN”shallmeananypipe,piping,orsystemofpipingusedasaconduitforwater.UnlessotherwisedesignatedbytheTown,awatermainshallbeanyline6inchesormoreindiameter.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)I-?
00B.FEES.U1.PLANTINVESTMENTFEE.ThePlantInvestmentFee(PIF)reflectstheTown’scosttodeliverwaterupondemandandisnotameasureoftotalannualwaterconsumption.ThePIFisbasedonatapsizeandafeeassociatedwitheachtapsize.ThecurrentPIFratesnaybeobtainedbycontactingthePublicWorksDepartment.Exceptforseparatewaterdistricts,theTown’sPIFshallbepaidbeforeanyserviceconnectionscanbemadetothedistributionsystem.ThetapsizefordeterminationofPIF’sisestimatedusingequivalentfixtureunits.Theseequivalentfixtureunitsarebasedonthenumberandtypeoffixturesinthebuilding.Theequivalentfixturevalueunits(FVU),tappingfees,andmonthlywaterratesarelistedinChapter13.32,Title13oftheTown’sMunicipalCode.0Oncethenumberofequivalentfixtureunitshasbeencomputed,thetapsizefordeterminingthePIFshallbecalculatedasfollowsat60psi:NumberofEquivalentFixtureUnitsPIFTapSize(in.)Ii90—160160—3601—1/2360—6402Over640DeterminedbyTownbasedondesignusingpotablewaterpipingdesignmethodfromAWAM22Manual.NOTE:11BasedontheTown’sinterpretationofAWAM22andtheirexperience,thesefixtureunitcountsarethemaximumallowable.ItistheOwner’sresponsibilitytoensurethatthesesizesarehydraulicallycompatiblewithhisdevelopment.11Theminimumtapsizeshallbe3/4inchesandsingle—familyresidences,multi—familyresidences,commercial,andothercustomersshallusetheabovedescribedfixturevalueunitprocedureforestimatingtapsizefordeterminationofPIFs.Actualinstalledtap,serviceline,andmetersizemaybelargerthanthePIFtapsizerequiredifalargertapispaidforci(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-8
00orifrequiredforfirefloworotherfactors.AnyincreaseinthePIFtapsizemustbeapprovedbythePublicWorksDirectororAssistantPublicWorksDirector.Innocaseshallasmallertap,serviceline,andmetersizebeallowedthanthePIFtapsize.2.MONTHLYSERVICECHARGES.ThecurrentmonthlyservicechargesforconnectedandstandbytapsmaybeobtainedbycontactingthePublicWorksDepartment.3.OTHERFEES.BeforethePublicWorksDirectorwillapprovethecontractdocuments,planreviewandinspectionfeesmustbepaidinaccordancewiththefollowingschedule:TypeofPlanReviewWaterLineFeeInspectionFee**BuildingServiceLine$25.00$25.00/serviceconnectionMainExtension*$30.00/OOlinearfeetoflineifrequiredbyPublicWorksDirector*Becausethelevelofeffortwillvaryfromjobtojob,actualcostswillbeseparatelybilledtothedeveloper.**Minimuminspectionandtestingfeeisbasedononeserviceconnectionor100linearfeetofline.C.LINEEXTENSIONPOLICY.1.PURPOSE.ThepurposeofthissectionistoensurethatwaterdistributionfacilitiesinstalledintheTownofEstesParkareadequatelysizedandinstalledinamannersuchthatthefacilitiesareaccessibleandmaintainable.ItshouldbenotedthatprivateservicelineswillnotbeacceptedforownershipandmaintenanceresponsibilitiesbytheTown.2.APPLICABLEPROVISIONS.Thislineextensionpolicyappliestoalllandsubdivisions,PUDs,oranyotherdevelopmentrequiringapublicwaterlineand/orotherpublicwaterdistributionfacilitiestobeextendedtoservethedevelopment,Includingcondominiunization.Lineextensionswillbepublic.Nolineextensionwillbeprivate.Alltheprovisionsofthispolicyarenotrequiredforprivateservicelines.PersonsdesiringtoinstallserviceconnectionsarereferredtoChapterII,SectionB,andChapterIII,SectionFforfurtherinformation.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-9
cm03.PROCEDURE.Ua.fiiiminarySubmittal.ApreliminarysubmittalshallbepresentedtothePublicWorksDepartment,incombinationwiththerequirementslistedinEstesPark’sMunicipalCodeTitle16,Chapter16.12,Section040,MajorSubdivision:PreliminaryMaporPlat.ThepreliminarysubmittalshallbeaddedtothePreliminaryMaporPlat.NotwithstandinganyprovisionscontainedinSection16.12.040,thesubmittaltotheTownwillalsocontainasaminimumthefollowinginformation:(1)Aconceptualsiteplananddescriptionoftheproposed[1development.(2)TotalnumberandsizeoftapsthatwillproduceawaterHdemand.(3)Aminimumresidualpressureof20psiisrequiredatthedevelopment’smostremotefixtureduringfireflowconditions.SupportcalculationsshallbesubmittedtotheTown.(4)Atimetablefordevelopment.(5)ThedeveloperisdirectedtotherequirementsofTitle13oftheTown’sMunicipalCodepriortosubmittingthePreliminarySubmittal.b.EngineeringFeasibilityReport.AfterfavorablereviewandUacceptanceofthePreliminarySubmittalbytheTown,theapplicantshallsubmitanEngineeringFeasibilityReportforapproval.CopiesofthisreportshallbesubmittedatthesametimetheMajorSubdivision,FinalHaporPlat(seeTitle16,Chapter16.12,Section050)issubmitted.NotwithstandinganyprovisionrequiredinSection16.12.050,thisreportshallincludethefollowing:(1)Acompositeutilityplandrawnon24—inchby36—inchsheet(s)showingthefollowing:(a)SubdivisionlotsandbuildingfootprintsforPUDdevelopments.fb)Proposedpointsofconnectionforbuildingservicelines.EJUU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-10
00Cc)Locationofallexistingandproposedwaterandsewerfacilities,Includingpiping,valves,pumpingstations,pressureregulatingvalves,manholes,storagetanks,potablewells,vaults,firehydrantsandauxiliaryvalves,andcross—connectionpreventiondevices.(U)Detailsofproposedfirehydrants,auxiliaryvalveinstallations,undergroundvaultinstallations,water/sewercrossings,thrustblocking,streamcrossings,backflowpreventiondeviceinstallations,pumpingstationpiping,valving,building/vaultconstruction,andcontrols.Ce)Locationsandextentofpublicrights—of-wayandeasements.(f)Allexistingandproposedoff—sitelinesrequiredtoservethedevelopment.(2)OtherinformationrequiredbythePublicWorksDirectortocompletethereviewoftheEngineeringFeasibilityReport.(3)TheEngineeringFeasibilityReportshallbecompletedandstampedbyaprofessionalengineercurrentlyregisteredintheStateofColorado.c.ReportUpdate.Priortofinalapproval,thedevelopershallupdatetheEngineeringFeasibilityReporttoaccountfor:(1)RevisionstoconformwithfinalPUDorsubdivisionapprovalbytheTown.(2)RevisionsrequiredbythePublicWorksDirector.d.LineExtensionCriteria.AnecessarypartofTitle13oftheMunicipalCode,Sections13.26.020and13.24.120istheApplicationforLineExtensionandOversizingbetweenthedeveloperandtheTown.ThisapplicationshalladdressthefollowingItems:(1)Cost.Allapplicablewaterdistributionfacilitiesandrelatedfeesshallbepaidbythedeveloper.(2)Standards.AllwaterdistributionfacilitiesshallbedesignedandconstructedIncompliancewiththeseDesignStandards.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)I-il
00(3)ContinuationoftheDistributionSystem.Whereappropriate,allpublicwaterlinesshallbeinstalledtothefurthestendofpavedroadintheproperty,andthelineshallbestubbedoutbeyondthepavementforfutureextensionwithoutdanagetothepavement.Alsowhereappropriate,allpublicwaterlinesshallbestubbedoutfromthemostremotesectionofalinelooptotheclosestpropertylinetoallowforadoubleconnectiontoeachdevelopment.DeviationfromthispolicywillbeallowedonlywiththewrittenpermissionofthePublicWorksDirector.(4)Size.ThesizeofallpublicwaterlinesshallbeinaccordancewiththeTown’scurrentWaterDistributionSystemMasterPlanandtheseDesignStandards.Theminimumsizeofpublicwaterlinesshallbe6inchesonlinesthatareloopedand8inchesfordead—endlines.Shouldadisputeariseregardingsize,thedecisionofthePublicWorksDirectorshallbefinalandbinding.(5)Access.Thefacilitiestobeacceptedshallhaveadequateaccess.(a)Accessshallbeavailableforvehiculartraffic.(b)Accessshallnotbeseasonal.(c)LandscapedareasorareaswithconsiderablearchitecturaltreatmentrequiringremovalforaccesswillbeconsideredforInclusionintheeasementonlyonacase-by-casebasisandonlyiftheTownisheldharmlessregardingrestorationofthelandscapedareas.(d)TheTownwillbeprovidedwithwrittenagreementsrelievingtheTownfromliabilityfordamagetobuildingsandappurtenantstructuresresultingfrommaintenanceoperationsofpublicwatermainsroutedincloseproximitytobuildings.(6)Easements.Rights-of-wayand/oreasementsforthepurposeofInstallingandmaintainingutilitiesshallbeprovidedforallfacilitiesacceptedbytheTown.UUU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-12
0•0(a)Forwatermains,theminimumtotalwidthofpermanenteasementsand/orright-of-wayshallbe20feetmeasuredperpendiculartothecenterlineofthewatermain.Theadditionalamountoftemporaryconstructioneasementsshallbeasdeterminedbythecontractoranddeveloper.(b)Minimumdistanceeachsideofcenterlineshallbe10feet.(c)Legaldescriptionsofalleasements,bothpermanentandtemporary,shallbeprovidedtotheTown,onaformapprovedbytheTown.(d)SignedpermanenteasementsshallbefiledandrecordedwithLarimerCountyandincorporatedintothedeedsforthepropertiesconcerned.(e)CopiesoftherecordedpermanenteasementsshallbedeliveredtothePublicWorksDirector.(7)ColdWeatherConstructionRequirements.InthecentralbusinessdistrictofTown,thePublicWorksDirectormayrequirepublicwaterfacilitiesbebuiltbetweenOctoberandApril.Duringthatportionoftheyear,coldweatherconstructionmethodsshallbeused.ColdweatherconstructionmethodsarediscussedInChapterIII,TechnicalSpecificationsofthisStandard.(8)SpecialProvisions.CertainspecialprovisionsmaybedeemedappropriatebythePublicWorksDirectorandarenotspecificallyidentifiedherein.(9)Approval.ApprovaloftheEngineeringFeasibilityReportdoesnotconstitutepermissiontoconstructanywaterdistributionfacilities.Beforeanyconstructioncanproceed,thePublicWorksDirectormustreviewandapprovethecontractdocuments.Regardingtheprocessingofthecontractdocuments,thefollowingproceduresviiibefollowed:(a)Priortothestartofconstruction,twosetsofcontractdocumentsshallbesubmitted,reviewed,andapprovedbythePublicWorksDirector.Noapprovalwillbegranteduntiltheplanreviewandinspectionfeeshavebeenpaid.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-13
00(b)AtthediscretionofthePublicWorksDirectorandpriortothestartofconstruction,apreconstructionmeetingshallbeheldwiththePublicWorksDirectorand/orhisdesignatedrepresentative.fl(c)Thepreconstructionmeetingshallbeheldatthesiteofthework.InadditiontothePublicWorksDirectorand/orhisdesignatedrepresentative,thefollowingpartiesshallhaverepresentativesinattendance:•Developer•Engineer•ContractorU•Excavator(10)EngineerCertificationLetter.Uponcompletionofconstruction,thedevelopershalldelivertothePublicWorksDirectoracertificationletterfromaprofessionalengineercurrentlyregisteredintheStateofColorado.Thislettershallindicatethatthewaterdistributionfacilitieswereconstructedinaccordancewiththecontractdocuments.(11)ProvisionalAcceptanceLetter.Uponapprovaloftheabovenotedcertificationletter,thePublicWorksDirectorwillissueaProvisionalAcceptanceLetter.TheFinalLineExtensionandOversizingAgreementwillbeexecutedoneyear(365days)afterthedateoftheProvisionalAcceptanceLetterprovidedalloftherequirementscontainedunderSectionCofthischapteraresatisfied.TheProvisionalAcceptanceLetterwillberequiredbeforetheTownwillreleasethedeveloper’sbond.UntiltheProvisionalAcceptanceLetterhasbeenissuedbythePublicWorksDirector,proceduresforinstallationofserviceconnectionscannotbeinitiated.AfterthePublicWorksDirectorhasissuedtheProvisionalUAcceptanceLetter,theTownwillbeginoperatingthelineonaprovisionalbasis.Forfinalacceptanceforoperationandmaintenance,seeSectionC.3.d.(15)ofthischapter.UUU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-14U
00(12)“As—Built”Records.Within90daysfromthedatethattheProvisionalAcceptanceLetterisissued,thedevelopershalldelivertothePublicWorksDirectoronesetofbluelineprintsandonesetofmylarsepiareproduciblesoftheproject.As-builtplansshallincludemeasurementsindicatingthelocationofallvalves.(13)Warranty.Thedeveloper’swarrantyresponsibilitiesshallbeasoutlinedunderSectionA.2.cofthischapter.(14)ofYearPerformanceTests.Attheendoftheoneyearwarrantyperiod,theTownRepresentativeshallcheckthefollowingitemstoverifytheintegrityofthewaterdistributionfacilitiespriortothefinalacceptancebytheTown.(a)Settlementofroadways,parkinglots,sidewalks,orfillareasalongthewatermainroute.(b)Establishmentofsuitablesodorothervegetationovertheareadisturbedbyconstructionactivityalongthewatermainroute.(c)Visualsignsofpipe,PRy,vault,orpumpleakage.(d)Visualsignsofimpropervaultdrainage.(e)Theplumbandgradeofallvalvingandproperdrainageinbackoffirehydrant.(15)WaterlineExtensionand0versizinAgreement.Oncetherequirementsoftheprecedingparagraphshavebeenmet,theOwnerwilldeedthewaterlinetotheTownandtheTownwillenterintoaWaterlineExtensionandOversizingAgreementwiththedeveloperasdiscussedinSection0ofthischapter.TheTownwillassumeoperationandmaintenanceresponsibilitiesforthewaterdistributionfacilitiesbeginningthedatetheWaterlineExtensionandOversizingAgreementisexecuted.ReimbursementforoversizingoflineswillbemadewhentheAgreementisexecutedasoutlinedinSectionDofthischapter.0.LINEOVERSIZINGPOLICY.1.GENERALPOLICY.Incertaincases,apublicwatermainmustbeoversizedtoservepropertythatisnotapartofthedevelopmentunderconsideration.ThePublicWorksDirectorwillmakethefinaldeter—minationastotherequiredwatermainsize.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-15
00UThedeveloperisresponsibleforallcostsoftheminimumrequiredpipeUsize(either6—inchor8—inchasperSectionC.3.d.(4),unlessthedevelopmentunderconsiderationrequiresthatlargerlinesbeconstructed.TheTownwillnotinitiallypayanyoversizingcosts;thedeveloperisresponsibleforallinitialcosts.AttheTown’sdiscretion,ifalargerthanminimumpublicwatermainisrequired,theTownmayreimbursethedeveloperthatamountinexcessofthecostoftheminimum—sizedpipe(6—or8—inch)andtherequiredvalves,PRVs,andotherminimum-sizedappurtenances.TheTownwillnotpayfortheminimumpipesizecostofanylineextendedthroughvacantland.Atitsdiscretion,theTownmaychoosetopayoversizingcostsforlinesextendedacrossinterveningvacantland.Theminimumpipesizecostofanylineextendedacrossinterveningvacantlandwillbedeterminedbythe“WaterlineExtensionAcrossVacantLandPolicy,”seeSectionBofthischapter.ReimbursementiscontingentontheTown’savailablefunds.TheContractorshallbearthecostofincreasinglinesizeswhenfundsarenotavailable.Thecostofotherfacilitiessuchaspumpingstationsandstoragetanks,thatareoversizedtoserveareasoutsidethedevelopmentinquestion,willbereviewedonacase-by—casebasis.2.REIMBURSEMENTPROCEDURE.Thirty(30)daysafterthePublicWorksDirectorhasissuedtheWaterlineExtensionandOversizingAgreement,theTownwillreimbursethedeveloperusingthefollowingprocedure:a.Basedontheactuallengthofpipeandnumberofvalvesinstalled(certifiedbyaprofessionalengineerregisteredintheStateofColorado),thedeveloperwillbereimbursedthedifferenceintheoversizingmaterialcost.TheTownwillusecurrentinvoicestodetermineoversizingmaterialcost.b.CalculationofreimbursementamountsforpublicwaterdistributionfacilitieswillbeperformedbythePublicWorksDirectoronacase—by—casebasis.Ii3.WATERLINEEXTENSIONANDOVERSIZINGAGREEMENT.TheWaterlineExtensionandOversizingAgreementisgenerallyapplicableforadevelopmentwithintheTownonlandthatiscontiguoustodevelopedlandwithintheTown.Allcostforoversizinglaterallinesfromthemainorwithinadevelopmentshallbebornebythedeveloper.ThereshallbenoreimbursementfromtheTown.TheWaterlineExtensionandOversizingAgreementistheofficialdocumentbywhichtheTownanddeveloperagreeontheconditionswherebythewaterdistributionfacilitiesshallbecomeapartofthedistributionsystem.ThisdocumentisinitiatedindraftformaftertheEngineeringFeasibilityReporthasbeenapprovedbythePublicWorksDirector.ItwillbesignedandissuedinfinalformbythePublicWorksDirectorafteralltherequirementsofSectionsCandDcontainedhereinaremet.ThestandardWaterlineExtensionandOversizingAgreementU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)1-16U
C;FormispresentedattheendofthischapterasAttachmentA.ItmaybemodifiedbythePublicWorksDirectoronacase—by—casebasis,dependinguponthespecificfactorsassociatedwitheachproposedlineextension.E.WATERLINEEXTENSIONACROSSVACANTLANDPOLICY.1.GENERALPOLICY.Watermainextensionsthatcrossvacantlandtoservenewdevelopmentshallbepaidforbythedeveloper.Theoriginaldevelopershallultimatelyreceivereimbursementfromdeveloperswhoconnectintotheinterveningmainduringthe10—yearperiod.TheTownshalldecidewhatportionoftheoriginalcostthenewdeveloperwillbear.2.WATERLINEEXTENSIONACROSSVACANTLANDAGREEMENT.Anagreemententitled“WaterlineExtensionAcrossVacantLandAgreement”istheofficialdocumentbywhichtheTownanddeveloperagreeontheconditionswherebythewaterdistributionfacilitieswillbeextendedacrossvacantland.ThisdocumentisinitiatedindraftformaftertheEngineeringFeasibilityReporthasbeenapprovedbythePublicWorksDepartment.ItissignedandissuedinfinalformafteralltherequirementsofSectionsCandDcontainedhereinaremet.ThestandardWaterlineExtensionAcrossVacantLandAgreementformispresentedattheendofthischapterasAttachmentB.ItmaybemodifiedbythePublicWorksDirectoronacase—by—casebasis,dependinguponthespecificfactorsassociatedwitheachproposedlineextension.4(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)I-i?
00
0.0ATTACHMENTAWATERLINEEXTENSIONANDOVERSIZINGAGREEMENT
00UUUUUUUUUUUUUUUUUU
0ATTACHMENTAESTESPARK,COLORADOWATERLINEEXTENSIONANDOVERSIZINGAGREEMENTTHISAGREEMENT,madeandenteredintothis____________________dayof___________________19,byandbetweentheTOWNOFESTESPARK(“Town”),operatingandexistingunderandbyvirtueofthelawsoftheStateofColorado,and__________________________________________________(“Developer”)forthe(“Project”)anddesignedby(“Engineer”).WITNESSETH:WHEREAS,Developeristheownerofthefollovingdescribedproperty:(SeeExhibitA,attachedheretoandincorporatedhereinbythisreference.)anditisproposedthatsaidpropertybeservedbywaterdistributionfacilitiesconstructedpursuanttothisAgreement;andWHEREAS,Developerwishestoconstructwaterdistributionfacilitiestoservesaidpropertyandconnecttothedistributionsystem;andWHEREAS,theTownisnotrequiredtoenlargeorextendItsfacilitiesbeyondthosecurrentlyexistingandallsuchenlargementsorextensionsareundertakenatthediscretionoftheTownintheinterestofthepublichealth,safety,andwelfare.THEREFORE,itismutuallyunderstoodandagreedasfollows:1.WaterDistributionFacilities.ThedistributionfacilitieswillbedesignedandconstructedinaccordancewiththemostcurrenteditionoftheTown’sWaterUtilityPoliciesandStandards(“DesignStandards”):2.Warranty.TheDevelopershalldelivertotheTownawrittenwarrantyinaccordancewiththerequirementsoftheDesignStandards.3.TransferofFacilities.AftertheTownhasexecutedthisAgreement,ownershipandmaintenanceresponsibilityforthefacilitieswilltransferfromtheDevelopertotheTown.Beforesuchtransferwilloccur,theDevelopershalldelivertothe(ESTESPARK,COLORADO)(WATERUTILITYPOLITIES)(ANDSTANDARDS)A-i
00UUBBUBBUUUUUUUUUU[
Townagoodandsufficientbillofsaleforthewaterdistributionfacilities.Theconveyancemuststatethatthefacilitiessoconveyedarefreeandclearofanyclaimsorlienswhatever.TheDevelopershallalsodeliveranyrequiredeasementsandsaideasementsmustbeproperlyrecordedwiththeLarimerCountyRecorderpriortosubmissiontothePublicWorksDirector.Paymentsetforthinparagraph9willbemadeuponreceiptofandacceptanceofthesedocumentsbytheTown.4.OperationandMaintenanceofFacilities.Afterthewaterdistributionfacilitieshavebeentransferredandsubjecttotheprovisionsofthewarranty,theTownviiihavefullresponsibilityforoperationandmaintenanceofthefacilitiesandtheactualcostsincurredinconnectiontherewith.TheTownagreestoallowconnectionstothefacilitiesinaccordancewiththeRulesandRegulationsofTownofEstesPark.5.Indemnification.TheDeveloperherebyagreestoholdharmlesstheTown,itssuccessorsandassigns,againstanyandallliability,loss,ordamagetheTownmaysufferasaresultofclaimsorjudgmentsagainstitunderthemechanics’lienlawsoftheStateofColorado,oronaccountofdefectivematerialsandworkmanshipusedtoinstallthefacilities.Saidindemnificationshallinclude,butnotbelimitedto,courtcosts,damages,repaircosts,andreasonableattorney’sfees.6.EnforcementAreenent.TheDeveloperandTownacknowledgeandagreethatthisAgreementmaybeenforcedinlaworinequitybyadecreeofspecificperformance,damages,orsuchotherlegalandequitablereliefasmaybeavailabletoeitherparty.7.SurvivalObligations.TheprovisionsofthisAgreementshallbedeemedtosurvivethetransferofthewaterdistributionfacilitiesandshallbebindinguponthesuccessors,transferees,andassignsoftheparties.8.Assignments.TheDevelopershallnotassignitsrightsordelegateitsdutiesunderthisAgreementwithoutpriorwrittenconsentbytheTown.9.ReimbursementforOversizing.Wherepossible,theTownwillreimbursetheDeveloperforcostsincurredtoinstalllinesgreaterthanminimumdiameter.Suchreimbursementwillonlybeforthatportionofthewaterline(s)thatliesinoralongtheDeveloper’sproperty.Thisagreementisnotapplicabletoextendingwaterline(s)acrossinterveningvacantland.AsspecifiedinSectionI.D.oftheDesignStandards,thefollowingmethodwillbeusedtocalculatetheamounttheTownwillreimbursetotheDeveloper:(ESTESPARK,COLORADO)(WATERUTILITYPOLITIES)(ANDSTANDARDS)A-2
00UUUUUUUUUUUUUUUUUU
C:C(Length)x(DifferenceinPipeCost)(Amount)______feetof8—inchx$/foot=$____________feetof10-inchx$/foot=$____________feetof12—inchx$/foot=$______(NumberofValves)x(DifferenceinValveCost)=(Amount)______8—inch______________valvesx$/valve=______10—inch_______________valvesx$/valve=______12—inch______________valvesx$/valve14-inch______________valvesx$/valve$_______________16—inch______________valvesx$/valve$______________18—inch______________valvesx$/valve=TOTALREIMBURSEMENT=$______(ESTESPARK,COLORADO)(WATERUTILITYPOLITIES)(ANDSTANDARDS)A-3
00UUUUUUUUUUUUUUUU[E
0*0INWITNESSWHEREOF,thepartiesherebyhavecausedtheirnamesandsealstobeaffixedthedayandyearfirstabovewritten.DEVELOPER:Name:__________________________By:_______________________Title:__________________________BOARDOFTRUSTEESESTESPARK,COLORADOName:_________________________By:_________________________Title:_________________________Signedbeforemethis________dayof____________________,19NotaryPublicMycommissionexpires:_________(ESTESPARK,COLORADO)(WATERtJT!LTTYPOLITIES)(ANDSTANDARDS)A-4
00EDUUUUUUUUUUUUUUUUU
00ATTACHMENTBWATERLINEEXTENSIONACROSSVACANTLANDAGREEMENT
00
0ATTACHMENT3ESTESPARK,COLORADOWATERLINEEXTENSIONACROSSVACANTLANDAGREEMENTTHISAGREEMENT,madeandenteredintothis___________________dayof____________________19,byandbetweentheTOWNOFESTESPARK(“Town”),operatingandexistingunderandbyvirtueofthelawsoftheStateofColorado,and_______________________________________________(“Developer”).WITNESSETH:WHEREAS,Developeristheownerofthefollowingdescribedproperty:(SeeExhibitA,attachedheretoandincorporatedhereinbythisreference.)andtheproposedwatermainthatservessaidpropertyviiibeconstructedacrossundevelopedpropertydescribedbelow:(SeeExhibitB,attachedheretoandincorporatedhereinbythisreference.)WHEREAS,Developerwishestoconstructwaterdistributionfacilitiestoservesaidpropertyandconnecttothedistributionsystem;andWHEREAS,theTownisnotrequiredtoenlargeorextenditsfacilitiesbeyondthosecurrentlyexistingandallsuchenlargementsorextensionsareundertakenatthediscretionoftheTownintheinterestofthepublichealth,safety,andwelfare.THEREFORE,itismutuallyunderstoodandagreedasfollows:1.WaterlineExtension.ThefollowingwaterlineextensionfacilitieswillbedesignedandconstructedinaccordancewiththemostcurrenteditionoftheTown’sWaterUtilityPoliciesStandards(“DesignStandards”):Developer:_______________________________________Project:_______________________________________Engineer:_____________________________________2.Warranty.TheDevelopershalldelivertotheTownawrittenwarrantyinaccordancewiththerequirementsoftheDesignStandards.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)3-1
00UUUUUUUUUUUUUUUUUU
3.TransferofFacilities.AftertheTownhasexecutedthisAgreement,ownershipandmaintenanceresponsibilityforthefacilitieswilltransferfromtheDevelopertotheTown.Beforesuchtransferwilloccur,theDevelopershalldelivertotheTownagoodandsufficientbillofsaleforthewaterdistributionfacilities.Theconveyancemuststatethatthefacilitiessoconveyedarefreeandclearofanyclaimsorlienswhatever.TheDevelopershallalsodeliveranyrequiredeasementsandsaideasementsmustbeproperlyrecordedwiththeLarimerCountyRecorderpriortosubmissiontothePublicWorksDirector.4.OperationandMaintenanceofFacilities.Afterthewaterdistributionfacilitieshavebeentransferredandsubjecttotheprovisionsofthewarranty,theTownwillhavefullresponsibilityforoperationandmaintenanceofthefacilitiesandtheactualcostsincurredinconnectiontherewith.TheTownagreestoallowconnectiontothefacilitiesinaccordancewiththeRulesandRegulationsofTownofEstesPark.5.Indemnification.TheDeveloperherebyagreestoholdharmlesstheTown,itssuccessorsandassigns,againstanyandallliability,loss,ordamagetheTownnaysufferasaresultofclaimsorjudgmentsagainstitunderthemechanics’lienlawsoftheStateofColorado,oronaccountofdefectivematerialsandworkmanshipusedtoinstallthefacilities.Saidindemnificationshallinclude,butnotbelimitedto,courtcosts,damages,repaircosts,andreasonableattorney’sfees.6.EnforcementAgreement.TheDeveloperandTownacknowledgeandagreethatthisAgreementmaybeenforcedinlaworinequitybyadecreeofspecificperformance,damages,orsuchotherlegalandequitablereliefasmaybeavailabletoeitherparty.7.SurvivalfObligations.TheprovisionsofthisAgreementshallbedeemedtosurvivethetransferofthewaterdistributionfacilitiesandshallbebindinguponthesuccessors,transferees,andassignsoftheparties.8.Assignments.TheDevelopershallnotassignitsrightsordelegateitsdutiesunderthisAgreementwithoutpriorwrittenconsentbytheTown.9.ReimbursementExtensionOverVacantLand.TheTownwillnotreimbursetheDeveloperforextendingthelineoverthevacantland.Ifduringa10-yearperiodanotherpartytapsintothewatermaincrossingthevacantland,theTownwillcollectanddetermineappropriatepaymentfromthatpartyandreimbursetheDeveloper.Tenyearsafterthedateofthisagreementnopaymentsforreimbursementwillbecollected.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)3-2
00UUUUUUUUUUUUUUCCLC
00INWITNESSWHEREOF,thepartiesherebyhavecausedtheirnamesandsealstobeaffixedthedayandyearfirstabovewritten.DEVELOPER:Name:_____________________By:_____________________Title:_____________________BOARDOFTRUSTEESESTESPARK,COLORADOName:__________________By:___________________Title:____________________Signedbeforemethis________dayof____________________,19NotaryPublicMycommissionexpires:____________________(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)3-3
00ElElElElUUElUUUUElElLECC[
0CChapterII—DESIGNCONSIDERATIONSA.MAINSANDTRANSMISSIONLINES.1.CONFORMANCEWITHWATERDISTRIBUTIONSYSTEMMASTERPLAN.ProposedwatermainsshallbesizedinconformancewiththeUtility’scurrentWaterDistributionSystemMasterPlan.LineswhichdonotappearintheMasterPlanshallbesizedasdeterminedbyPublicWorksDirector.2.RESTRAINEDJOINTS.a.General.Theintegrityofpipelinejointsshallbeprotectedfromaxialthrustatanychangeindirectiongreaterthantheallowablejointdeflections.Whenundisturbedearthisavailable,concretethrustblockssizedandconstructedasnotedinDetail11ofAppendixAshallbeconstructedatthelocationofthepipebendtoprovideapositivereactionsurfaceforthethrust.AsshownonSheet17of73,boththrustblocksandmechanicaltiesarerequiredunlesssiteconditionspreventtheuseofthrustblocks.Wherethrustblockscannotbeconstructedbecausethesoilshavebeendisturbedduringexcavation,wheresoilsareunstableandincapableofprovidingadequatesupport,orwhereotherutilitiesorstructurescreateaninterference,thelengthofmechanicallytiedpipesectionsshallbeincreasedtopreventmovementofjoints,asshownonDetail3Sheet2of2.TheContractor,withpermissionofandinspectionbytheTownRepresentative,maytrytoexcavatebacktoundisturbedsoilsoastoincorporatethrustblocks.3.VERTICALHORIZONTALALIGNMENT.a.WaterMainsinStreets.Inallproposedandexistingstreets,watermainsshallbeplacedinthepavedportionoftheStreet.b.WaterMainsInEasementsOtherthanStreets.Inareaswherewatermainsareplacedineasements,allwatermainsshallbelocatedwithintheeasementsshownonthecontractdrawings.Allwatermaineasementsmustbeaminimumof20feetinwidthforexclusiveeasements.Nowaterlineshallbelocatedlessthan10feetfromtheedgeofaneasement.c.Valves.Valvesshallbelocated,wherepossible,atapointonthemainorlateralwhichwouldbeIntersectedbytheextensionofapropertyline,atthebeginningofnewextensions.Valvesshallbelocatedatamaximumspacingof800feetformainsservingresidentialareasand500feetformainsservingcommercialareas.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-1
0od.FireHydrants.FirehydrantsshallbelocatedasdirectedbytheTown’sFireChief.Allfirehydrantstreetvalvesshallbe6—inchandshallbelocatedattheteefromthemainlineasshownonDetail9.4.PROTECTIONOFWATERSUPPLIES.a.WaterSupplyInter—connections.Thereshallbenophysicalconnectionbetweenapublicorprivatepotablewatersupplysystemandasewer,orappurtenancesthereto,whichwouldpermitthepassageofanysewageorpollutedwaterintothepotablesupply.b.RelationtoSeverMains.(1)HorizontalSeparation.Figure11—1showsthedetailsofthehorizontalseparationandconstructionrequirements.Waterlinesshallbelaidatleast10feetfromanyexistingorproposedsewermainsandshallbelaidinatrenchseparatefromallotherutilities.Theseparationdistanceshallbemeasurededge—to—edge.Anydeviationfromthispolicywillrequirethattheseverlinebeencasedinconcreteorconstructedequaltoaforcemain(andpressuretested)whereveritislessthan10feetfromthewaterline.(2)VerticalSeparation.Figure11-1showsthedetailsoftheverticalseparationandconstructionrequirements.Watermainsthatcrossoverseverlinesshallbelaidtoprovideaminimumverticaldistanceof18inchesbetweenthebottomofthewatermainandthetopofthesewer.Thecrossingshallbearrangedsothatthesewerjointswillbeequidistantandasfaraspossiblefromthewatermainjoints.Whereawatermainmustcrossunderasewerorislessthan18inchesfromitinanydirection,thesewerlineshallbeencasedinconcrete.(3)ReplacementofExistingVCPSeverMains.WhereexistingVCPsewerlineisencountered,itshallbereplacedwithPVC.c.SeverManholes.Nowaterpipeormainshallpassthroughorcomeintocontactwithanypartofasevermanhole.d.Waterlines.Waterlinesshallbeplacedinseparatetrenchfromotherutilities.A4-footseparationwillbemaintainedfromallotherutilitieswiththeexceptionofsanitarysewersdescribedabove.5.IDENTIFICATION.Wherewatermainsareconstructedofamaterialandinalocationwherethewatermaincouldbeconfusedwithsewerforcemain,thewatermainshallbeappropriatelyidentified.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-2
06.STREAMCROSSINGSANDADJACENTCONSTRUCTION.a.CoverDepth.Thetopofallwatermainsenteringorcrossingstreamsshallbeaminimumof5feetbelowthenaturalbottomofthestreambedandencasedinconcretetoprotectthepipe.Thefollowingminimumcoverrequirementsshallbenet:(1)Fivefeetofcoverminimum.(2)Inpavedstreamchannels,thetopofthewaterlineshouldbeplacedbelowthebottomofthechannelpavement.(3)AdditionalcovermayberequiredbythePublicWorksDirectorifthesite—specificconditionswarrantadditionalprotection.b.StreamCrossingDetails.SeeDetail12forappropriatestreamcrossingdetails.c.Location.Watermainslocatedalongstreamsshallbelocatedsufficientlyremovedtherefromtoprovideforfuturepossiblestreamwideningandtopreventstreampollutionbysiltationduringconstruction.ThePublicWorksDirectormayrequireinstallationofsedimentationpondsduringconstructionifitwouldbepossibleforsedimentladenrunofffromconstructionactivitiestodirectlyenterthestream.d.ObstructionofFloodFlows.Allwaterdistributionfacilitiesshallbelocatedanddesignedsothatiftheyarelocatedinthe100-yearfloodwayorfloodfringe,theydonotInterferewiththefreedischargeoffloodflows.Allfacilitieswithinthe100-yearfloodplainmustbeinconformancewithTownofEstesParkfloodplainregulations.e.Allnment.Watermainsthatcrossstreamsshallbedesignedtocrossthestreamasnearlyperpendiculartothestreamflowaspossible.Waterdistributionsystemsshallbedesignedtominimizethenumberofstreamcrossings.Watermainscrossingsmallstreamsshallbeconstructedsothatthemid—pointofasectionofpipelengthiscenteredonthecrossing.B.FIRESPRINKLERSYSTEM.1.CODESSTANDARDS.AllmaterialsandequipmentfurnishedandinstalledunderthissectionshallbenewandcurrentlylistedasapprovedbyUnderwriters’Laboratories,Inc.,FactoryMutualEngineeringCorporation,exceptasotherwisespecifiedherein.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-3
0Allinstallationsshallbeinaccordancewithapplicablecurrentstandards11oftheNationalFireProtectionAssociationandtherequirementsofFactoryMutualEngineeringCorporation;Underwriters’Laboratories,Inc.AllsprinklersystemsshallbeinstalledinaccordancewithChapter13.36,Title13oftheMunicipalCodeofEstesPark.2.PIPING.Castironductileundergroundpiping,blacksteelcarbonabovegroundpiping,andcleaningandtestingofpipeshallbeasspecifiedinthischapter.a.UndergroundSystem.Ductileironpipeshallbeusedforundergroundpipingthatistobeconnectedtotheexistingwatersystem.DuctileironpipeshallbeANSIC151andAWWA21.51minimum.Pipingshallbefurnishedcompletewithallfittings,jointingmaterials,anchors,thrustblockingorrestrainedjoints,embedment,encasement,andothernecessaryaccessoriesasindicatedonthedrawingsorspecifiedherein.b.InteriorSystems.Blackcarbonsteelpipeshallbeusedfortheinteriorpipingsystemabovetheslab.BlackcarbonsteelpipeshallbeASTMA120minimum.Pipeshallbefurnishedcompletewithallfittings,jointing0materials,supportsandanchors,andanyothernecessaryaccessories.(1)Sprinklers.Sprinklersshallconformtothe(ILFireProtectionEquipmentDirectoryforrequiredapplication.Automaticsprinklersshallbeplacedupright,exceptundersuspendedceilings,andtheyaretobependenttype,withthedeflectorparalleltotheceilingorslopeoftheroof.Clearancesbetweendeflectorsandceiling,roofdecking,roofjoists,orotherobstructionsshallbeinaccordancewithNFPA.Sprinklersinareaswithoutsuspendedceilingsshallbeautomaticclosedtypewith1/2inchnominalsizeorifice.Sprinklersforareashavingsuspendedceilingsshallbe1/2inchorificeandshallbethesameasallothers,excepttheyshallbependentinstalledandmounted8feetabovethefloor.Temperatureratingsoffusibleelementsshallbe165degreesandinaccordancewithNFPA.Automaticsprinklersofstandardtemperatureratingsshallbeusedexceptinareaswhereabovenormaltemperatures,high—temperaturesprinklerssuitableforthetemperatureconditionshallbeprovided.LU11(ESTESPARK,COLORADO)U(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-4
2C(2)Drains.ThesprinklersystemshallbeprovidewithcompletedrainageconnectionsandvalvestotheoutsideasindicatedinaccordancewithNFPA.(3)SpareSprinklers.TheContractorshallfurnishspareautomaticsprinklersinaccordancewiththerequirementsofNFPAforstockofextrasprinklers.Thesprinklersshallbepackedinasuitablecontainerandshallberepresentativeof,andInproportionto,thenumberofeachtypeandtemperatureratingofthesprinklersInstalled.TheContractorshallfurnishnolessthantwospecialsprinkler-headwrenches,oratleastoneheadwrenchforeachcontainerorsprinklerbox,whicheverisgreater.(4)FireDepartmentConnection.Afiredepartmentsiameseconnectionshallincludecheckvalve,automaticdrip,cap,chain,andnameplate,solocatedthattheconnectionwillnotbesubjecttofreezing.Thedischargefromtheautomaticdripdrainpipeshallbevisibletotheoutsideofthebuilding.Thefiredepartmentconnectionshallbeatwo—waytype,4inchby2-1/2inchby2—1/2Inchsize,andshallbeprovidedwith2—1/2inchNationalStandardfire—hosethreadconnections.(5)AlarmCheckValve.Alarmcheckvalveshallbeprovidedwithstandardaccessories,includingpressuregauges,retardingchamber,watermotor,alarmswitchandtrimmings,testingbypass,andallnecessarypipe,fittings,andaccessoriesrequiredforacompleteInstallation,inaccordancewithNFPA.C.PUMPINGSTATIONS.1.LOCATION.Thepumpingstationshallbesolocatedthattheproposedsitewillmeettherequirementsforsanitaryprotectionofwaterquality,hydraulicsofthesystem,andprotectionagainstInterruptionofservicebyfire,flood,oranyotherhazard.2.SITEPROTECTION.Pumpingfacilitiesshallbedesignedtomaintainthesanitaryqualityofpumpedwater.Subsurfacepitsorpumproomsandinaccessibleinstallationsshouldbeavoided.Nopumpingstationshallbesubjecttoflooding.Thepumpstationlowestfloorincludingbasementshallbeelevatedtoaminimumof3feetabovethe100-yearfloodelevation,or3feetabovethehighestrecordedfloodelevation,whicheverishigher,orprotectedtosuchelevations.Thepumpstationshouldbereadilyaccessibleatalltimes.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-5
00Thepumpstationshouldbegradedtopromotesurfacedrainageawayfromthestation.Thepumpstationshouldbedesignedtopreventvandalismandentrancebyunauthorizedpersonsoranimals.3.PUMPINGSTATIONCONSTRUCTION.Pumpingstationsshallhaveadequate0spacefortheinstallationofadditionalunits,ifneeded,andforthesafeservicingofallequipmentwithoutward—openingdoors.Floorelevationshallbeatleast6inchesabovefinishedgradeandhaveundergroundstructurewaterproofed.Floorsshoulddraininsuchamannerthatthequalityofthepotablewaterwillnotbeendangered.Allfloorsshallslopeatleast3inchesinevery10feettoasuitabledrain.Suitableoutletfordrainagefrompumpglands,withoutdischargingontothefloor,shallbeprovided.Pumpstationsshallbeprovidedwithcrane—ways,hoistbeams,eyebolts,orotheradequatefacilitiesforservicingorremovalofpumps,motors,orotherheavyequipment.Openingsshouldbeprovidedinfloors,roofs,orwhereverelseneededforremovalofheavyorbulkyequipment.Aconvenienttoolboardshouldbeinstalledforpropermaintenanceoftheequipment.Stairwaysorladdersshallbeprovidedbetweenallfloorsandinpits.flHandrailsshallbeinstalledonbothsidesofstairsandtreadsshallbeofnon—slipmaterial.Stairsarepreferredinareaswherethereisfrequenttrafficorwheresuppliesaretransportedbyhand.Theyshallhaverisersnotexceeding9inchesandtreadswideenoughforsafety.4.HEATINGVENTILATING.Provisionsshallbemadeforadequateheatingforefficientoperationoftheequipment.Inpumphousesnotoccupiedbypersonnel,onlyenoughheatneedbeprovidedtopreventfreezingofequipment.Ventilationshallconformtoexistinglocaland/orstatecodes.Adequateventilationshallbeprovidedforallpumpingstations.forcedventilationofatleastsixchangesofairperhourshallbeprovidedforallrooms,compartments,pits,andotherenclosuresbelowgroundfloorandanyareawhereunsafeatmospheremaydeveloporwhereexcessiveheatmaybebuiltup.5.LIGHTING.Pumpstationsshallbeadequatelylightedthroughout.AllelectricalworkshallconformtotherequirementsoftheAmericanInsuranceAssociationandrelatedagenciesandtherelevantstateand/orlocalcodes.6.PUMPS.Atleasttwopumpingunitsshallbeprovided.Bothpumpingunitsshallbeidenticalwithsimilarcharacteristics.Thepumpingunitsshallhaveamplecapacitytosupplythepeakdemand.Withonepumpoutofservice,theremainingpumporpumpsshallbecapableofprovidingthemaximumdailypumpingdemandofthesystem.ThepumpingunitsshallhaveU(ESTESPARK,COLORADO)U(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-6II
0.0amplecapacitytosupplythepeakdemand.Thepumpsshallbeservedbycontrolequipmentthathasproperheaterandoverloadprotectionforairtemperatureencountered.Suctionliftshallbeavoidedifpossible;ifnot,itshallbewithinallowablelimits.Ifsuctionliftisnecessary,provisionshallbemadeforprimingthepumps.7.PRIMING.Primewaterforpumpsmustnotbeoflessersanitaryqualitythanthatofthewaterbeingpumped.Meansshallbeprovidedtopreventback—siphonage.Whenanair—operatedejectorisused,thescreenedintakeshalldrawcleanairfromapointatleast10feetabovethegroundorothersourceofpossiblecontamination,unlesstheairisfilteredbyanapparatusapprovedbythePublicWorksDepartment.Vacuumprimingmaybeused.Boosterpumpsshallbelocatedorcontrolledsotheywillnotproducenegativepressureintheirsuctionlines.Intakepressureshallbeatleast20psiwhenthepumpsisinnormaloperation,andautomaticcutoffpressureshallbeatleast10psiinthesuctionline.Automaticorremotecontroldevicesreadingthepressurecontrolsshallhavearangebetweenthestartandcutoffpressurewhichwillpreventexcessivecycling.Abypassshallbeavailableonallboosterpumps.8.ACCESSORIES.a.Valves.Pumpsshallbeadequatelyvalvedwithshutoffvalvesonthesuctionanddischargesidestopermitsatisfactoryoperation,maintenance,repairand/orreplacementoftheequipment.Iffootvalvesarenecessary,theyshallhaveanetvalveareaofatleast2—1/2timestheareaofthesuctionpipe,andtheyshallbescreened.Eachpumpshallhaveapositive—actingcheckvalveonthedischargesidebetweenthepumpandtheshutoffvalve.b.GaugesandMeters.Eachpumpshallhaveastandardpressuregaugeonitsdischargelineandhaverecordinggaugesinthelargerstations.Pumpsshallhaveameansformeasuringthedischarge.Thestationshouldhaveindicating,totalizing,andrecordingmeteringofthetotalwaterpumped.ProvisionsshallbemadefortransmissionofdataonSCADA(seeSCADA,thischapter).9.CONTROLS.Pumps,motors,andaccessoriesshallbecontrolledinsuchamannerthattheywilloperateatratedcapacitywithoutdangerousoverload.Wheremorepumpsmaybeinstalled,provisionsshallbemadeforalternation.Provisionsshallbemadetopreventenergizingthemotorin(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)II-?
0theeventofabackspincycle.Electricalcontrolsshallbelocatedabovegrade.SCADAwillbeincludedinallpumpingstations(seeSCADAthischapter).10.POWER.Whenpowerfailurewouldresultincessationofminimumessentialservice,powersupplyshallbeprovidedfromatleasttwoindependentsources,orastandby,oranauxiliarysourceshallbeprovided.UD.FINISHEDWATERSTORAGE.1.SIZING.Storagefacilitiesshouldhavesufficientcapacity,asdeterminedfromengineeringstudies,tomeetdomesticdemands,andfireflowdemands.FinaldeterminationofcapacitywillbemadebythePublicWorksDirector.FireflowrequirementsestablishedbytheappropriatestateInsuranceServicesOfficeshouldbesatisfied.2.LOCATIONOFGROUND—LEVELRESERVOIRS.Thebottomofreservoirsshallbeabovemaximumfloodlevel.Whenthebottomisbelownormalgroundsurface,ftshallbeplacedabovethegroundwatertable.Sewers,drains,standingwater,andsimilarsourcesofpossiblecontaminationmustbekeptatleast50feetfromthereservoir.Oneexceptionisgravityseverlinesthataremadefromwaterflmainpipeandpressuretestedat50psiwithoutleakagenaybeplacedwithin20feetofareservoir.3.PROTECTION.AllfinishedwaterstoragestructuresshallbesuitableLiwatertightroofswhichexcludebirds,animals,insects,andexcessivedust.4.PROTECTIONFROMTRESPASSERS.Fencing,locksonaccessmanholes,andothernecessaryprecautionsshallbeprovidedtopreventtrespassing,vandalism,andsabotage.U5.DRAINS.Thedrainandinletforthetankshallnotbethesanepipe.Nodrainonawaterstoragestructuremayhaveadirectconnectiontoasewerorstormdrain.Thedesignshallallowdrainingthestoragefacilityforcleaningormaintenancewithoutcausinglossofpressureinthedistributionsystem.6.OVERFLOW.Allwaterstoragestructuresshallbeprovidedwithanoverflowbetween12and24inchesabovethegroundsurface.Theoverflowshalldischargeoveradrainageinletstructureorasplashplate.Nooverflowmaybeconnecteddirectlytoasewerorastormdrain.Alloverflowpipesshallbelocatedsothatanydischargeisvisible.U(ESTESPARK,COLORADO)U(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-8
00a.Theoverflowshallopendownwardandbescreenedwith24mesh,noncorrodiblescreeninstalledwithinthepipeatalocationleastsusceptibletodamagebyvandalism.b.Theoverflowpipeshallbeofsufficientdiametertopermitwasteofwaterinexcessofthefillingrate.7.ACCESS.Finishedwaterstoragestructuresshallbedesignedwithreasonablyconvenientaccesstotheinteriorforcleaningandmaintenance.Manholesabovethewaterlineshallbeframedatleast4inches,andpreferably6inches,abovethesurfaceoftheroofattheopening;onground-levelstructures,manholesshouldbeelevated24to36inchesabovethetoporcoveringsod.Manholesshallbefittedwithasolidwatertightcoverwhichoverlapstheframedopeningandextendsdownaroundtheframeatleast2inches,shouldbehingedatoneside,andshallhavealockingdevice.8.VENTS.Finishedwaterstoragestructuresshallbevented.Overflowsshallnotbeconsideredasvents.Openconstructionbetweenthesidewallandtheroofisnotpermissible.Ventsshallpreventtheentranceofsurfacewaterandrainwaterandshallexcludebirdsandanimals.Ventsshouldexcludeinsectsanddust,asmuchasthisfunctioncanbemadecompatiblewitheffectiveventing.Forelevatedtanksandstandpipes,4mesh,noncorrodiblescreenmaybeused.Onground—levelstructures,ventsshallterminateinaninverted—Uconstructionwiththeopening24to36inchesabovetherooforsodandcoveredwith24mesh,noncorrodiblescreeninstalledwithinthepipeatalocationleastsusceptibletovandalism.9.ROOFANDSIDEWALL.Concretetanksaretheonlyacceptedconstructionmaterial.Noothermaterialswillbeconsidered.Theroofandsidewallsofallstructuresmustbewatertightwithnoopeningsexceptproperlyconstructedvents,manholes,overflows,risers,drains,pumpmountings,controlports,orpipingforinflowandoutflow.Anypipesrunningthroughtherooforsidewallofafinishedwaterstoragestructureshallbeconnectedtostandardwallcastingswhichwerepouredinplaceduringtheformingoftheconcrete.Thesewallcastingsshouldhaveseepageringsembeddedintheconcrete.Openingsinastoragestructureroofortop,designedtoaccommodatecontrolapparatusorpumpcolumns,shallbecurbedandsleevedwithproperadditionalshieldingtopreventtheaccessofsurfaceorfloordrainagewaterintothestructure.Valvesandcontrolsshouldbelocatedoutsidethestoragestructuresothatthevalvestemsandsimilarprojectionswillnotpassthroughtheroofortopofthereservoir.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-9
0•.010.DRAINAGEOFROOF.Theroofofthestoragestructureshallbewelldrained.Downspoutpipesshallnotenterorpassthroughthereservoir.Parapets,orsimilarconstructionwhichwouldtendtoholdwaterandsnowontheroof,willnotbeapprovedunlessadequatewaterproofinganddrainageareprovided.11.SAFETY.Thesafetyofemployeesmustbeconsideredinthedesignofthestoragestructure.Asaminimum,suchmattersshallconformtopertinentlawsandregulationsoftheareaswherethereservoirisconstructed.Ladders,ladderguards,balconyrailings,andsafelylocatedentrancehatchesshallbeprovided.Elevatedtankswithriserpipesover8inchesindiametershallhaveprotectivebarsovertheriseropeningsinsidethetank.Railingorhandholdsshallbeprovidedonelevatedtanks.12.FREEZING.Allfinishedwaterstoragestructuresandtheirappurtenances,especiallytheriserpipes,overflows,andvents,shallbedesignedtopreventfreezingwhichwillinterferewithproperfunctioning.13.INTERNALCATWALK.Everycatwalkoverfinishedwaterinastoragestructureshallhaveasolidfloorwithraisededgessodesignedthatshoescrapingsanddirtwillnotfallintothewater.14.SILTSTOP.ThedischargepipesfromallreservoirsshallbelocatedBinamannerthatwillpreventtheflowofsedimentintothedistributionsystem.Removablesiltstopsshouldbeprovided.15.GRADING.Theareasurroundingaground—levelstructureshallbegradedinamannerthatwillpreventsurfacewaterfromstandingwithin50feetofit.16.PAINTINGAND/ORCATHODICPROTECTION.Properprotectionshallbegiventometalsurfacesbypaintsorotherprotectivecoatings,bycathodicprotectivedevices,orbyboth.Afterpropercuring,thecoatingshallnottransferanysubstancetothewaterwhichwillbetoxicorcausetastesorodors.UCathodicprotectionshouldbedesignedandinstalledbycompetenttechnicalpersonnel.1?.DISINFECTION.FinishedwaterstoragestructuresshallbedisinfectedinaccordancewithcurrentAWAStandardD105.Twoormoresuccessivesetsofsamples,takenat24-hourintervals,shallindicatemicrobiologicallysatisfactorywaterbeforethefacilityisplacedintooperation.18.CONTROL.FinishedwaterstoragetankswillbeequippedwithSCADAasdetailedinthischapter.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-10
00E.PRESSUREREDUCINGSTATIONS.1.GENERAL.PressurereducingvalvesshallbeselectedandsizedasrecommendedbythevalvemanufacturertomeetsystempressuresasidentifiedbythePublicWorksDirector.TheyshallbeinstalledinaconcretevaultasshowninDetail7.Location,siteprotection,construction,andlightingshallbegenerallyasdescribedinChapterII,SectionC.PressurereducingstationsshallbeequippedwithSCADAasdetailedinthischapter.2.VALVES.Eachpressurereducingvalveshallbedesignedtoprovidetightshutoffunderconditionsofnoflowandshallnot“hunt”underordinaryflowconditions.Valvesshallbepilot—actuated,globepatterntypewithflangedendconnectionorscrewedendsforsmallvalves.ValvesshallhavegatevalvesandpressuregaugesonbothupstreamanddownstreamsidesandshallhavebypasseswithsmallerpressurereducingvalvestohandleminimumflowsasdeterminedbythePublicWorksDirector.ADressercouplingorequivalentshouldbeinstalledonthePRVsectionofpipetoallowforeaseofvalveremoval.3.LEAKAGEPROTECTION.Pressurereducingstationswillgenerallybelocatedunderground.Therefore,everyeffortshouldbemadetoprotectthestationfromleakage.4.WATERSERVICELINES.Waterservicelinesshallbelocatedaminimumof10feetfromsewerservicelinesandlocatedwherepossibleontheuphillsideofthesewerserviceline.Waterservicelinesshallbeinstalledinacontinuousstraightlineandshallenterthepropertyaminimumdistanceof5feetfromthenearestlotcorner.F.MAINLINEMETERINGVAULTS.1.GENERAL.WatermeterandvaultswillbeinstalledonallnewwatermainswheredirectedbythePublicWorksDirector.2.LOCATION,SITEPROTECTION,CONSTRUCTION,ANDLIGHTING.Location,siteprotection,construction,andlightingshallbegenerallyasdescribedInChapterII,SectionC.However,meteringvaultswillgenerallybelocatedunderground.Therefore,everyeffortshouldbemadetoprotectthevaultsfromleakage.3.VAULTS.Watermeters,vaults,andpipingshallbeconstructedasdescribedinChapterIII,SectionD,andasshowninAppendixB,Sheets42through55.4.CONTROL.MainlinewatermeterswillbeequippedwithSCADAasdescribedinthischapter.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-11
0.0G.SCADA.fl1.GENERAL.SCADAisanacronymforSupervisoryControlandDataAcquisition.ASCADAsystemwillprovideforremotestationsbeingautomatedandsignalingdevicesfromremotestationreportingthestatusoftheremotestationtoaCentralProcessingUnit(CPU).InstallationofallSCADAequipmentshallconformwithapplicablestateandlocalelectriccodesandtheNationalElectricCode.ASCADAsystemisbeingplannedfortheTownandwillberequiredforallfutureremotestationsonthewaterdistributionline.2.SCOPE.DesignerswillonlybeconcernedwiththeRemoteTerminalUnits(RTUs)attheremotestations.DesignerswillberesponsibleforprovidingandtotallyintegratingtheRTUswiththecompleteSCADAsystem,includingrequiredprogramming.3.MONITORING.Remotestationswillrequireautomationand/ormonitoringcontrol.AutomationrequirementswillbeasrequiredbythePublicWorksDirector,theequipmentsuppliers,andSCADAdesigner.SuggestedmonitoringrequirementsareshowninTableIl-i.Theremotestationswillrequireaninterfacingpanelwithterminalblockwiredintotheindividualsensingdevices.Theremotepanelwill,inturn,berequiredtobewiredtothecommunicationsystemtotheCPU.UUBUUIiUU(ESTESPARK,COLORADO)fl(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-12
0•CTABLEtI—iMOtITORINGREQUIEM!NT3TVB.ofR.soteFacilityPusjngStationStprag.Tanky1M.t.rjngStation.Valv.Poeition——X—tnflu.ntFr.ssur.X—X—Efflu.ntPr...ur.X—X—WaterL.v.l—X——WateronFloorX—XXPumpFailx—PowerOutx—xHighWat.r—X—LowWater—XIntrud.rEntryX——FlowRat.——XLowT.mp.ratur.XX(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)11-13
00
HORIZONTALSEPARATIONREQUIREMENTSWatirLiss10ft.HORIZ.—10ft.MORIZ.SEPARATIONSEPARATION(Edt.ToEdt.)‘1*S5Wt5Ifl..4...L(Ed.To£dEsicss•ThisThisS•ctloi,OfS.w.teIiisC•cr•t01Cs.stnictEqualToFotc•Ma($11TASLI)WATERLINEWaterJointsEquidistantFromQofSewerLineSewerJoints\lquidistantFromNoftetLine1i5•esiC.ebctismReqeiW.m.nt.NormalPeLineConstructionEncasementOrForceMainStandardsEncasement.t<IS”ofSeparatloinAnyDirectionccWaterLineCrossesUnderSewerMainThe,,SewerMarEncasementRequirDesignGoalForVerticalSeparationatCrossingsThisDetailShownForPVCSewerPipeConcreteEncasementShallExtendToNSewetJointBeyond0’MinimumDistanEitherSideOfWaterMain.E$IESPAIlCI*ANWATEtITICITYPLICI($insrua*nsIFIGURE-IHORIZONTALSEPARATIONANDSEWERMAINCONSTRUCTIONREQUIREMENTSE•ToEdDista.sc.GreaterthanlOft.LessthanlOft.LessthanI’andSewerMainisaboveWaterLine.VERTICALSEPARATiONREQUIREMENTSWATERL1-IS”Mm.Vert.SeparationSEWERMAINISEWERMAINAi4
0•0
CCChapterIII-TECHNICALSPECIFICATIONSA.EXCAVATIONANDTRENCHING.1.SCOPE.Thissectioncoversexcavationandtrenchingworkandshallincludethenecessaryclearing,grubbing,andpreparationofthesite;removalanddisposalofalldebris;excavationandtrenchingasrequired;thehandling,storage,transportation,anddisposalofallexcavatedmaterial;allnecessarysheeting,shoring,andprotectionork;preparationofsubgrades;pumpinganddewateringasnecessaryorrequired;protectionofadjacentproperty;backfilling;pipeembedment;surfacingandgrading;andotherappurtenantwork.2.GENERALREQUIREMENTS.Excavationsshallprovideadequateworkingspaceandclearancesfortheworktobeperformedthereinandforinstallationandremovalofconcreteforms.Innocaseshallexcavationfacesbeundercutforextendedfootings.Subgradesurfacesshallbecleanandfreeofloosematerialofanykindwhenconcreteisplacedthereon.Exceptwhereexteriorsurfacesarespecifiedtobedampproofed,monolithicconcretemanholesandotherconcretestructures,orpartsthereof,whichdonothavefootingsthatextendbeyondtheoutsidefaceofexteriorwalls,maybeplaceddirectlyagainstexcavationfaceswithouttheuseofouterforms,providedthatsuchfacesarestableandalsoprovidedthatalayerofpolyethylenefilmisplacedbetweentheearthandtheconcrete.BackfillingandconstructionoffillsandembankmentsduringfreezingweathershallnotbedoneexceptbypermissionofthePublicWorksDirectororhisrepresentative.3.COLDWEATHEREXCAVATION.Duringthecoldweathermonths,OctoberthroughApril,certainbackfilllngrequirementsshallbeobserved.Theyareasfollows:a.Beneathstreets,drives,parkingareas,andallconcreteorasphaltpaving,moisturefreeColoradoDepartmentofHighwaysClass6roadbaseshallberequiredforthefulldepthofthetrenchabovetheembedmenttothepaving(seeSectionA.13.aofthischapter).b.Job—excavatedmaterialmayheusedinopenarea,fields,andvacantlandasdeterminedbythePublicWorksDirectororhisdesignatedrepresentative.Job—excavatedmaterialwillbeasdescribedinthischapter(seeSection14.a(l))andshallbefreeofsnowandice.Compactionofjob-excavatedmaterialwillbeasdeterminedbythePublicWorksDirectorastoprevent(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-1
0.0futuresettlement.Withintheboundariesofthetrench,job—excavatedmaterialmayberequiredtobemoundedabovethesurroundinggradeforsettlementconsiderations.c.PipeembedmentshallbeasdescribedinSectionA.13.aofthischapter.4.CLASSIFICATIONQEXCAVATEDMATERIALS.Waterlinesshallbeplaced[]inseparatetrenchfromotherutilitiesasdetailedinChapterII.Noclassificationofexcavatedmaterialswillbemade.Excavationandtrenchingworkshallincludetheremovalandsubsequenthandlingofallmaterialsexcavatedorotherwiseremovedinperformanceofthecontractwork,regardlessofthetype,character,composition,orconditionthereof.5.BLASTING.TheContractorshallcomplywithalllaws,ordinances,applicablesafetycoderequirements,andregulationsrelativetothehandling,storage,anduseofexplosiveandprotectionoflifeandproperty.TheContractorshallberesponsibleforalldamagecausedbyblastingoperations.Suitablemethodsshallbeemployedtoconfineallmaterialsliftedbyblastingwithinthelimitsoftheexcavationortrench.Allrockwhichcannotbehandledandcompactedasearthshallbekeptseparatefromotherexcavatedmaterialsandshallnotbemixedwithbackfillorembankmentmaterialsexceptasspecifiedordirected.6.ROCK.Rockexcavationshallincludesolid—ledgerockinItsnaturallocationthatrequiressystematicquarrying,drilling,and/orblastingforitsremovalandbouldersthatexceedonecubicyardinvolume.MeasurementshallbeestablisheddailybytheOwner’srepresentativeandpaymentaccordingtotheContractDocuments.7.TOPSOIL.Contractorshallremoveandstockpilesufficienttopsoilfromthesurfacetoaminimumdepthof4Inchesalongallareasofthepipelineroutedisturbedbyhisoperationswhicharenotcoveredbypaving,concrete,orgravel.Topsoilshallbefreefromtrashanddebrisandsurfacevegetationmorethan6inchesInheight.Afterallotherworkhasbeencompletedineacharea,topsoilshallbeplacedtoadepthofatleast4inchesandgradedtothesatisfactionoftheTownRepresentative.8.UNAUTHORIZEDEXCAVATION.Exceptwhereotherwiseauthorized,indicated,orspecified,allmaterialsexcavatedbelowthebottomofconcretewalls,footings,slabsongrade,andfoundationsshallbereplacedwithconcrete,byandattheexpenseoftheContractor,placedatthesanetimeandmonolithicwiththeconcreteabove.[I(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-2
9.DEWATERING.TheContractorshallprovideandmaintainadequatedewateringequipmenttoremoveanddisposeofallsurfaceandgroundwaterenteringexcavations,trenches,orotherpartsofthework.Eachexcavationshallbekeptdryduringsubgradepreparationandcontinuallythereafteruntilthestructuretobebuilt,orthepipetobeinstalledtherein,iscompletedtotheextentthatnodamagefromhydrostaticpressure,flotation,orothercausewillresult.Allexcavationsforconcretestructuresortrencheswhichextenddowntoorbelowgroundwatershallbedewateredbyloweringandkeepingthegroundwaterlevelbeneathsuchexcavations12inchesormorebelowthebottomoftheexcavation.Surfacewatershallbedivertedorotherwisepreventedfromenteringexcavatedareasortrenchestothegreatestextentpracticablewithoutcausingdamagetoadjacentproperty.TheContractorshallberesponsiblefortheconditionofanypipeorconduitwhichhemayusefordrainagepurposes,andallsuchpipesorconduitsshallbeleftcleanandfreeofsediment.10.SHEETINGSHORING.Exceptwherebanksarecutbackonastableslope,excavationforstructuresandtrenchesshallbesheeted,braced,andshoredasnecessarytopreventcavingorsliding,toprovideprotectionforworkmenandthework,andtoprovideprotectionforexistingstructuresandfacilities.Sheeting,bracing,andshoringshallbedesignedandbuilttowithstandallloadsthatmightbecausedbyearthmovementorpressureandshallberigid,maintainingshapeandpositionunderallcircumstances.Trenchsheetingshallnotbepulledbeforebackfillingunlessthepipestrengthissufficient,intheopinionoftheTownRepresentative,tocarrytrenchloadsbasedontrenchwidthtothebackofsheeting.Sheetingshallnotbepulledafterbackfilling.AtthediscretionoftheTownRepresentative,sheetingmaybeleftinthetrenchforanyreasontoprotectthepipefromdamage.Wheretrenchsheetingisleftinplace,suchsheetingshallnotbebracedagainstthepipe,butshallbesupportedinamannerwhichwillprecludeconcentratedloadsorhorizontalthrustsonthepipe.Crossbracesinstalledabovethepipetosupportsheetingmayberemovedafterpipeembedmenthasbeencompleted.11.STABILIZATION.Subgradesforconcretestructuresandtrenchbottomsshallbefirm,dense,andthoroughlycompactedandconsolidated;freefrommudandmuck;andsufficientlystabletoremainfirmandintactunderthefeetoftheworkmen.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-3
00[1Subgradesforconcretestructuresortrenchbottoms,whichareotherwisesolidbutwhichbecomemuckyontopduetoconstructionoperations,shallbereinforcedwithoneormorelayersofcrushedrockorgravel.Thestabilizingmaterialshallbespreadandcompactedtoadepthofnotmorethan4inches;iftherequireddepthexceeds4inches,thematerialshallbefurnishedandinstalledasspecifiedforgranularfills.Notmorethan1/2inchdepthofmudormuckshallbeallowedtoremainonstabilizedtrenchbottomswhenthepipebeddingmaterialisplacedthereon.Thefinishedelevationofstabilizedsubgradesforconcretestructuresshallnotbeabovesubgradeelevationsindicatedonthedrawings.AllstabilizationworkshallbeperformedbyandattheexpenseoftheContractor.12.GRANULARFILLS.Granularfillsshallbeplacedonsuitablypreparedsubgradesandcompactedbyvibration.Granularfillmaterialshallbecrushedrockorgravel,shallbefreefromdust,clay,ortrashandshallbegraded1—1/2inchtoNo.4asdefinedinASTMC33.Granularfillsshallbecompactedtonotlessthan70percentrelativedensityasdeterminedbyASIMD4253andD4254.Wheregranularfillsaretobecoveredwithconcrete,thetopsurfaceshallbegradedtotherequiredsubgradeandcoveredwithpolyethylenefilm.13.TRENCHEXCAVATION.Nomoretrenchshallbeopenedinadvanceofpipelayingthanisnecessarytoexpeditethework.Oneblockor300feet(whicheveristheshorter)shallbethemaximumlengthofopentrenchonanylineunderconstruction.Exceptwheretunnelingisindicatedonthedrawings,isspecified,orispermittedbytheTownRepresentative,alltrenchexcavationshallbeopencutfromthesurface.a.Alignment,Grade,MinimumCover.Thealignmentandgradeorelevationofeachpipelineshallbefixedanddeterminedfromoffsetstakes.Verticalandhorizontalalignmentofpipes,andthemaximumjointdeflectionusedinconnectiontherewith,shallbeinconformitywithrequirementsofthesectioncoveringinstallationofpipe.Depthofcoverforallpipeshallbe5—footminimum.ForfreezeUprotectionreasons,theTownwillrequiregreatercoverdepthinsomeareas.Greaterpipecoverdepthsmaybenecessaryonverticalcurvesortoprovidenecessaryclearancebeneathexistingpipes,conduits,drains,drainagestructures,orotherobstructionsencounteredatnormalpipegrades.Measurementofpipecoverdepthshallbemadeverticallyfromtheoutsidetopofpipetofinishedgroundorpavementsurfaceelevation,exceptwherefuturesurfaceelevationsareindicatedonthedrawings.[1(ESTESPARK,COLORADO)LI(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-4
I—w--____I0b.LimitingTrenchWidths.Trenchesshallbeexcavatedtoawidthwhichwillprovideadequateworkingspaceandsidewallclearancesforproperpipeinstallation,jointing,andembedment.However,thelimitingtrenchwidthsfromthebottomofthetrenchtoanelevationonefootabovethetopofinstalledpipe,andtheminimumpermissiblesidewallclearancesbetweentheinstalledpipeandeachtrenchwallshallbeasfollows:MinimumNominalSidewallMaximumPipeSizeClearanceTrenchWidth(in.)(in.)(in.)Lessthanorequalto126Pipe013+24Between12and248PipeOD+24Stipulatedminimumsidewallclearancesarenotminimumaverageclearances,butareminimumcleardistanceswhichwillberequired.Cuttingtrenchbanksonslopestoreduceearthloadtopreventslidingandcavingshallbeusedonlyinareaswheretheincreasedtrenchwidthwillnotinterferewithsurfacefeaturesorencroachonright—of-waylimits.Slopesshallnotextendlowerthanonefootabovethetopofthepipe.Where,foranyreason,thewidthoftheloverportionofthetrench,asexcavatedatanypoint,exceedsthemaximumpermittedintheforegoingtable,eitherpipeofadequatestrength,specialpipeembedment,orarchconcreteencasement,asrequiredbyloadingconditionsandwiththeconcurrenceoftheTownRepresentative,shallbefurnishedandinstalledbyandattheexpenseoftheContractor.c.MechanicalExcavation.TheuseofmechanicalequipmentwillnotbepermittedInlocationswhereItsoperationwouldcausedamagetotrees,buildings,culverts,orotherexistingproperty,utilities,orstructuresaboveorbelowground.Inallsuchlocations,handexcavatingmethodsshallbeused.Mechanicalequipmentusedfortrenchexcavationshallbeofatype,design,andconstruction,andshallbesooperatedthattheroughtrenchexcavationbottomelevationcanbecontrolled,thatuniformtrenchwidthsandverticalsidewallsareobtainedatleastfromanelevationonefootabovethetopoftheinstalledpipetothebottomofthetrench,andthattrenchalignmentissuchthatpipewhenaccuratelylaidtospecified(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)0111—5
00alignmentwillbecenteredinthetrenchwithadequateclearancebetweenthepipeandsidewallsofthetrench.Undercuttingthetrenchsidewalltoobtainclearancewillnotbepermitted.d.CuttingConcreteandAsphaltSurfaceConstruction.Cutsinconcreteandasphaltpavementandconcretebasepavementsshallbenolargerthannecessarytoprovideadequateworkingspaceforproperinstallationofpipeandappurtenances.Cuttingshallbestartedwithaconcretesawinamannerwhichwillprovideacleangrooveatleast1—1/2inchesdeepalongeachsideofthetrenchandalongtheperimeterofcutsforstructures.Concreteandasphaltpavementandconcretebasepavementovertrenchesexcavatedforpipelinesshallberemovedsothatashouldernotlessthan6inchesinwidthatanypointisleftbetweenthecutedgeofthepavementandthetopedgeofthetrench.Trenchwidthatthebottomshallnotbegreaterthanatthetopandnoundercuttingwillbepermitted.Pavementcutsshallbemadetoandbetweenstraightoraccuratelymarkedcurvedlineswhich,unlessotherwiserequired,shallbeparalleltothecenterlineofthetrench.PavementremovedforconnectionstoexistinglinesorstructuresshallnotbeofgreaterextentthannecessaryfortheinstallationasdeterminedbytheTownRepresentative.Wherethetrenchparallelsthelengthofconcretewalksandthetrenchlocationisallorpartiallyunderthewalk,theentirewalkshallberemovedandreplaced.Wherethetrenchcrossesdrives,walks,curbs,orothersurfaceconstruction,thesurfaceconstructionshallberemovedandreplacedbetweenexistingjointsorbetweensawcutsasspecifiedforpavement.e.ExcavationBelowPipeSubrade.ExceptwhereotherwiseLirequired,pipetrenchesshallbeexcavatedbelowtheundersideofthepipe,asindicatedonDetailNo.1,toprovidefortheinstallationofgranularembedment.Uf.ArtificialFoundationsInTrenches.Wheneverunsuitableorunstablesoilconditionsareencountered,trenchesshallbeexcavatedbelowgradeandthetrenchbottomshallbebroughttogradewithsuitablematerial.Alltimber,concrete,orothertemporaryfoundationsmadenecessarybyunstablesoilshallbeinstalledatthesoleresponsibilityoftheContractor.UU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-6
___-00g.BellHoles.Bellholesshallprovideadequateclearancefortoolsandmethodsusedininstallingpipe.Nopartofanybellorcouplingshall,beincontactwiththetrenchbottom,trenchwalls,orgranularembedmentwhenthepipeisjointed.14.PIPEEMBEDMENT.Embedmentmaterialsaboveandbelowthebottomofthepipe,theembedmentclassestobeused,placement,andcompactionofembedmentmaterialsshallconformtotherequirementsshownonDetailNo.1andthefollowingsupplementaryrequirements.Embedmentmaterialshallcontainnocindersorothermaterialwhichnaycausepipecorrosion.a.WaterlineEmbedmentMaterial.EmbedmentmaterialsforallwaterlinesshallbeColoradoDepartmentofHighwaysClass6roadbase,3/4—inchwashedrockorjob-excavatedmaterial.Materialsshallconformtooneofthefollowinggradations:3/4-InchWashedRockTotalZSieveSizePassingbyWeight1—inch1003/4—inch85—1003/8—inch60—85No.4.35—60No.825-45Job—excavatedmaterialshallbefreeofdebris,organicmaterial,massesofstiffclay,cindersorothercorrosivematerial,andstoneslargerthan2inchesingreatestdimension.Everyeffortwillbemadetoevenlydividethejob—excavatedmaterialsuchthattheembedmentinthetrenchwillbeuniformlygraded.Thematerialshallbevettedordriedformaximumcompaction.Ifthejob-excavatedmaterialisinadequateasdeterminedbytheTownRepresentative,theContractorshalluseColoradoDepartmentofHighwaysClass6roadbaseor3/4-inchwashedrockorlocallyavailablematerialmaybeusedifsubmittedgradationisapproved.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)III-?
0.0Ub.EmbedmentClasses.fl(1)ConcreiEncasement.Concreteencasementshallbeusedwhererequiredbythedrawings,beneathstreambeds,andwheretrenchconditionsrequireItsuseasdeterminedbythePublicWorksDirectororhisrepresentative.(2)WaterlineEmbedmentMaterial.Waterlineembedmentmaterialmodifiedbeddingshallbeusedforwaterlinesinallothercases.c.PlacementandCompaction.GranularembedmentmaterialshallUbespreadandthesurfacegradedtoprovideauniformandcontinuoussupportbeneaththepipeatallpointsbetweenbellholesorpipejoints.Itwillbepermissibletoslightlydisturbthefinishedsubgradesurfacebywithdrawalofpipeslingsorotherliftingtackle.Aftereachpipehasbeengraded,aligned,andplacedInfinalpositiononthebeddingmaterialandshovedhome,sufficientpipeembedmentmaterialshallbedepositedandcompactedunderandaroundeachsideofthepipeandbackofthebellorendthereoftoholdthepipeInproperpositionandalignmentduringsubsequentpipejointingandembedmentoperations.Embedmentmaterialshallbedepositedandcompacteduniformlyandsimultaneouslyoneachsideofthepipetopreventlateraldisplacement.d.GroundWaterBarrier.Continuityofembedmentmaterialshallbeinterruptedbylowpermeabilitygroundwaterbarrierstoimpedepassageofwaterthroughtheembedment.BarriermaterialshallmeetsoilclassificationGC,SC,CL,orML—CL,andshallbecompactedto95percentofmaximumdensity.Materialmaybefinelydividedsuitablejobexcavatedmaterial,freefromstones,organicmatter,anddebris.Barriersforwaterlinesshallbecompactedsoilthefulldepthofgranularmaterial,thefullwidthofthetrench,approximately4feetlong,andspacednotmorethan600feetapart.15.TRENCHBACKFILL.Alltrenchbackfillabovepipeembedmentshallconformtothefollowingrequirements.Alayerofbackfillmaterialnotmorethan8inchesdeepmaybeplacedoverconcretearchencasementorconcretereactionblockingaftertheconcretehasreacheditsinitialset,toaidcuring.Noadditionalbackfillshallbeplacedoverarchencasementorblockinguntiltheconcretehasbeeninplaceforatleastthreedays.ThisrequirementmaybewaivedbyEngineer.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-8
20a.CompactedBackfill.ExceptasdirectedforColdWeatherExcavation,SectionA.3ofthischapter,compactedbackfillwillberequiredforthefulldepthofthetrenchabovetheembedmentinalllocationsexceptunderasphaltpavementsinstreets,drives,andparkingareas.Intheseareas,anaggregatebasecourseandasphaltpavementshallbeinstalledasperthemostrecentTownstandardsforstreet,parkingarea,andsidewalkconstruction.Thetopportionofbackfillbeneathestablishedlawnareasshallbefinishedwithatleast12inchesoftopsoilcorrespondingto,orbetterthan,thatunderlyingadjoininglawnareas.AttheoptionoftheContractor,compactedbackfillnaybe(a)suitablejobexcavatedmaterialor(b)gradedgravelasdescribedbelow:(1)JobExcavatedMaterial.Jobexcavatedmaterialmaybeusedascompactedbackfillwhenthejobexcavatedmaterialisfinelydividedandfreefromdebris,organicmaterial,cindersorothercorrosivematerial,andstoneslargerthan3inchesIngreatestdimension.Massesofmoist,stiffclayshallnotbeused.Jobexcavatedmaterialsshallbeplacedinuniformlayersnotexceeding8inchesinuncompactedthickness.Eachlayerofmaterialshallhavethebestpracticablemoisturecontentforsatisfactorycompaction.Thematerialineachlayershallbewettedordriedasrequiredandthoroughlymixedtoensureuniformmoisturecontentandadequatecompaction.Themethodofcompactionandtheequipmentusedshallbeappropriateforthematerialtobecompactedandshallnottransmitdamagingshockstothepipe.Jobexcavatedmaterialshallbecompactedto95percentofmaximumdensityatoptimummoisturecontentasdeterminedbyASTMD698whenthattestisappropriate,orto70percentrelativedensityasdeterminedbyASTMD4253andD4254whenthosetestsareappropriate.(2)GradedGravel.Gravelforcompactedbackfillshallconformtothefollowinggradation:(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-9
PercentSieveSizePasslnbyWelht1inch1003/4inch85—1003/8inch40—85No.435-60flNo.4015-30No.2005-10Thegravelmixtureshallcontainnoclaylumpsororganicmatter.ThefractionpassingtheNo.4sieveshallhavealiquidlimitnotgreaterthan25andaplasticityindexnotgreaterthan5.Gravelbackfillshallbedepositedinuniformlayersnotexceeding12inchesinuncompactedthickness.Thebackfillshallbecompactedbyasuitablevibratoryrollerorplatformvibratortonotlessthan70percentrelativedensityasdeterminedbyASTM04253and04254.Groundwaterbarriersspecifiedunderpipeembedmentshallextendtothetopofthegradedgravelbackfill.U16.STRUCTUREBACKFILL.Backfillaroundstructuresshallbecompactedtotheextentnecessarytopreventfuturesettlementbytampingorothermeans.Materialforwood,grass,Notampedororcompacted17.TESTS.Allteststoensurethatembedment,fill,andbackfillmaterialsandtheirplacementcomplywithspecifiedrequirementsshallbemadebyanindependenttestinglaboratoryattheexpenseoftheContractorunlessotherwisespecifiedintheContractDocuments.Thefollowingtestswillberequired:a.Twoinitialgradationtestsforeachtypeofembedment,fill,orbackfillmaterialandoneadditionalgradationtestforeachadditional500tonsofeachmaterial.b.Twomoisture—density(Proctor)testsinaccordancewithASTM0698ortworelativedensitytestsinaccordancewithASTM04253andD4254foreachtypeofembedment,fill,orbackfillmaterialproposed,exceptforgranularembedmentmaterial.U(ESTESPARK,COLORADO)U(WATERUTILITYPOLICIES)(ANDSTANDARDS)00UUUUUbackfillshallbecomposedofearthonlyandshallcontainnoroots,brokenconcrete,stones,trash,ordebrisofanykind.otherwisemechanicallycompactedbackfillshallbedepositedinwaterUUUUUU111—10U
00c.Forpipelines,in—placefielddensitytestsataverageintervalsof1,000feetalongthetrenchandatvaultsandotherpipelinestructuresorasdirectedbythePublicWorksDirectororhisrepresentative.d.Forareafillsandembanknents,anin—placefielddensitytestforeach5,000cubicyardsofmaterialplacedorasdirectedbythePublicWorksDirectororhisrepresentative.18.DRAINAGEMAINTENANCE.Trenchesacrossroadways,driveways,walks,orothertrafficwaysadjacenttodrainageditchesorwatercoursesshallnotbebackfilledpriortocompletionofbackfillingthetrenchontheupstreamsideofthetrafficway,topreventimpoundingwaterafterthepipehasbeenlaid.BridgesandothertemporarystructuresrequiredtomaintaintrafficacrosssuchunfilledtrenchesshallbeconstructedandmaintainedbytheContractor.Backfillingshallbedonesothatwaterwillnotaccumulateinunfilledorpartiallyfilledtrenches.Allmaterialdepositedinroadwayditchesorotherwatercoursescrossedbythelineoftrenchshallberemovedimmediatelyafterbackfillingiscompletedandtheoriginalsection,grades,andcontoursofditchesorwatercoursesshallberestored.Surfacedrainageshallnotbeobstructedlongerthannecessary.Intheeventofheavyrainsorprecipitation,theContractorshallberequiredtotemporarilyopenditchesorwatercoursestofacilitatedrainage.19.PROTECTIONOFTRENCHBACKFILLINDRAINAGECOURSES.Wheretrenchesareconstructedinditchesorotherwatercourses,backfillshallbeprotectedfromsurfaceerosion.Wherethegradeoftheditchexceedsonepercent,ditchchecksshallbeinstalled.Ditchchecksshallbeconcrete.Ditchchecksshallextendnotlessthan2feetbelovtheoriginalditchorwatercoursebottomforthefullbottomwidthandatleast18inchesintothesideslopesandshallbeatleast12inchesthick.20.DISPOSALOFEXCESSEXCAVATEDMATERIALS.Exceptasotherwisepermitted,allexcessexcavatedmaterialsshallbedisposedofawayfromthesiteofthework.Brokenconcreteandotherdebrisresultingfrompavementorsidewalkremoval,excavatedrockinexcessoftheamountpermittedtobeinstalledintrenchbackfill,debrisencounteredinexcavationwork,andothersimilarwastematerialsshallbedisposedofawayfromthesiteofthework.Excessearthfromexcavationslocatedinunimprovedpropertyshallbedistributeddirectlyoverthepipetrenchandwithinthepipelineright-of-waytoamaximumdepthof6inchesabovetheoriginalgroundsurfaceelevationatandacrossthetrenchandslopinguniformlyeachway.Materialthuswastedshallbecarefullyfinishedwithadrag,blademachine,orothersuitabletooltoasmooth,uniformsurfacewithout(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-11
0•0obstructingdrainageatanypoint.Wastingofexcessexcavatedmaterial{1intheabovemannerwillnotbepermittedwherethelineoftrenchcrossesoriswithinarailroad,publicroad,orhighwayright-of-way.Thedisposalofwasteandexcessexcavatedmaterials,Includinghauling,handling,grading,andsurfacingshallbeasubsidiaryobligationoftheContractorandnoseparatepaymentwillbemadetherefor.21.RESODDING.Allestablishedlawnareascutbythelineoftrenchordamagedduringtheworkshallberesodded,aftercompletionofconstruction,tothecompletesatisfactionofthepropertyownerandtheTownRepresentative.Allsodusedshallbethesanetypeasremovedordamaged,shallbebestqualityand,whenplaced,shallbelivefreshgrowinggrasswithatleast1—1/2inchesofsoiladheringtotheroots.Allsodshallbeprocuredfromareaswheresoilisfertileandcontainsahighpercentageofloamytopsoilandfromareasthathavebeengrazedormowedsufficientlytoformadenseturf.Sodshallbetransplantedwithin24hoursfromthetimeitisharvestedunlessstackedatitsdestinationinasuitablemanner.Allsodinstacksshallbekeptmoistandprotectedfromexposuretothesunandfromfreezing.Innoeventshallmorethanoneweekelapsebetweencuttingandplanting.Beforeplacingsod,allshapinganddressingoftheareasshallhaveflbeencompletedtothesatisfactionofthePublicWorksDirectororhisrepresentative.Aftershapinganddressing,commercialfertilizerofatypeacceptabletothePublicWorksDirectororhisrepresentativeshallbeapplieduniformlyinthemannerandamountsrecommendedbythemanufacturerandharrowedlightly.Soddingshallfollowimmediately.AllsoddingshallbedoneduringtheperiodfromApril1toNovember15,unlesswrittenpermissionisgivenbythePublicWorksDirectororhisrepresentativetoextendtheplantingseason.22.RESEEDING.AlllandsnottoberesoddedthataredisturbedbytheContractor’soperationsshallbereseeded.Seedingworkshallbeperformedbypersonnelwhoareexperiencedandqualifiedinseedingnativegrasses.Mulchshallbeappliedtoalldisturbedareasfollowingseeding.MulchshallbelightlydiskedorcoveredwithabiodegradablenetattherequestoftheTownRepresentative.a.Seed.SeedshallbecertifiedseedlabeledinaccordancewithUtheU.S.DepartmentofAgricultureRulesandRegulationsandshallcomplywiththeStateSeedLawsoftheStateofColorado.SeedmixtureandapplicationrateshallbeacceptabletotheUTownRepresentative.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-12
Qb.Construction.SeedingshallbecompletedbetweenApril1throughNovember15,andnoseedingshallbedoneduringperiodsofhighwinds,excessivemoisture,snowcover,frozenground,andwhengroundcannotbeworkedasdeterminedbytheTownRepresentative.Seedingperformedduringthesummermonthsshallbewateredsufficientlysoastoestablishasubstantialstandofgrass.Seedshallbeappliedattherateof50poundsofliveseedperacre.Seedshallbeappliedwithadrillorcultipackertypeseedersuchthatitisspreadovertheareaandburledanaveragedepthof1/4to1/2Inch.Strawornativehaymulchshallbeappliedafterseedingatarateof2tonsperacreandshallbecrimpedinmechanically.23.SETTLEMENT.TheContractorshallberesponsibleforallsettlementofbackfill,fills,andembankmentswhichmayoccurwithinoneyearfromprovisionalbytheTown.TheContractorshallmake,orcausetobemade,allrepairsorreplacementsmadenecessarybysettlementwithin30daysafternoticefromthePublicWorksDirector.24.0FF-ROADCONSTRUCTION.Becauseofscenicimpacts,alloff-roadconstructionshallbedonewithextremecaretominimizeerosionanddamagetoexistingvegetation.Restorationofvegetationshallbedoneafterbackfillingandcompactionarecompleteandsurfaceisbroughttofinalgradeandshallconformtotheplantingpriortobeingdisturbed.25.MAINTENANCEOFTRAFFIC.Contractorshallconducthisworktointerfereaslittleaspossiblewithpublictravel,whethervehicularorpedestrian.WheneveritIsnecessarytocross,obstruct,orcloseroads,driveways,andwalks,whetherpublicorprivate,Contractorshallprovideandmaintainsuitableandsafebridges,detours,orothertemporaryexpedientsfortheaccommodationofpublicandprivatetravel,andshallgivereasonablenoticetoownersofprivatedrivesbeforeinterferingwiththen.SuchmaintenanceoftrafficwillnotberequiredwhenContractorhasobtainedpermissionfromtheownerandtenantofprivateproperty,orfromtheauthorityhavingjurisdictionoverpublicpropertyinvolved,toobstructtrafficatthedesignatedpoint.InmakingopencutStreetcrossings,Contractorshallnotblockmorethanone—halfofthestreetatatime.Wheneverpossible,Contractorshallwidentheshoulderontheoppositesidetofacilitatetrafficflow.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-13
00Temporarysurfacingshallbeprovidedasnecessaryonshoulders.a.RoadClosjng.ContractorshallnotifytheEstesParkPoliceDepartment,EstesParkFireDepartment,andtheLarimerCountySheriff’sofficepriortoclosinganyroadorpropertyaccess,andsimilarnotificationshallbegivenuponreopening.b.Detours.Whererequiredbytheauthorityhavingjurisdictionflrhereoverthattrafficbemaintainedoveranyconstructionworkinapublicstreet,road,orhighway,andthetrafficcannotbemaintainedonthealignmentoftheoriginalroadbedorpavement,andifnootherexistingdetourroutesareavailable,Contractorshall,athisownexpense,constructandmaintainadetouraroundtheconstructionwork.TrafficshallbemaintainedatalltimesonallStatehighways.EachdetourshallincludeabridgeorotheraccessapprovedbythePublicworksDirectoracrossthepipetrenchandallnecessarybarricades,guardrails,approaches,lights,signals,signs,andotherdevicesandprecautionsnecessaryforprotectionoftheWorkandsafetyofthepublic.c.Permits.Dewatering,localbuilding,CorpsofEngineers,andallotherpermitsforworkwithintheState,County,orrailroadrights—of-wayshallbeobtainedbytheDeveloperpriortothestartofconstruction,withtheexceptionofStateHighwayPermitswhichmustbeobtainedthroughtheTown.AllWorkperformedwithinthelimitsoftherights-of-wayshallbeinconformitywiththerequirementsandbeunderthecontroloftheauthorityhavingjurisdiction.ContractorshallnotifyownersofprivatepropertyandutilitieswhenprosecutionoftheWorkmayaffectthen.ThePublicWorksDepartmentwillrequiresixcopiesofTrafficPlanandProofofInsurancefourweekspriortodatewhenworkistoproceed.Whenitisnecessarytotemporarilydenyaccessbyownersortenantstotheirproperty,orwhenanyutilityserviceconnectionmustbeinterrupted,Contractorshallgivenoticessufficientlyinadvancetoenabletheaffectedpersonstoprovidefortheirneeds.Noticeswillconformtoanyapplicablelocalordinanceand,whetherdeliveredorallyorinwriting,willincludeappropriateinformationconcerningtheinterruptionandinstructionsonhowtolimittheirinconvenience.UU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-14
0•0Utilitiesandotherconcernedagenciesshallbecontactedatleast24hourspriortocuttingorclosingstreetsorothertrafficareasorexcavatingnearundergroundutilitiesorpolelines.26.BARRICADESANDLIGHTS.Allstreets,roads,highways,andotherpublicthoroughfareswhichareclosedtotrafficshallbeprotectedbyeffectivebarricadesonwhichshallbeplacedacceptablewarningsigns.BarricadesshallbelocatedatthenearestIntersectingpublichighwayorStreetoneachsideoftheblockedsection.Allopentrenchesandotherexcavationsshallhavesuitablebarricades,signs,andlightstoprovideadequateprotectiontothepublic.Obstructionssuchasmaterialpilesandequipmentshallbeprovidedwithsimilarwarningsignsandlights.Allbarricadesandobstructionsshallbeilluminatedwithwarninglightsfromsunsettosunrise.MaterialstorageandconductoftheWorkonoralongsidepublicstreetsandhighwaysshallcausetheminimumobstructionandinconveniencetothetravelingpublic.Allbarricades,signs,lights,andotherprotectivedevicesshallbeInstalledandmaintainedinconformitywithapplicablestatutoryrequirements,andwherewithinrailroadandhighwayrights—of-way,asrequiredbytheauthorityhavingjurisdictionthereover.27.FENCES.AllexistingfencesaffectedbytheWorkshallbemaintainedbyContractoruntilcompletionoftheWork.FenceswhichinterferewithconstructionoperationsshallnotberelocatedordismantleduntilwrittenpermissionIsobtainedfromtheownerofthefence,andtheperiodthefencemaybeleftrelocatedordismantledhasbeenagreedupon.Wherefencesmustbemaintainedacrosstheconstructioneasement,adequategatesshallbeinstalled.Gatesshallbekeptclosedandlockedatalltimeswhennotinuse.OncompletionoftheWorkacrossanytractofland,Contractorshallrestoreallfencestotheiroriginalortoabetterconditionandtotheiroriginallocation.OncompletionoftheWork,theContractormustobtainareleasefromtheownerofthefenceverifyingthatthefencehasbeenrestoredtotheowner’ssatisfaction.AcopyofthisreleaseshallbedeliveredtotheTownRepresentative.28.PROTECTIONOFPUBLICANDPRIVATEPROPERTY.Contractorshallprotectshore,brace,support,andmaintainallundergroundpipes,conduits,drains,andotherundergroundconstructionuncoveredorotherwiseaffectedbyhisconstructionoperations.Allpavement,surfacings,driveways,curbs,walks,buildings,utilitypoles,guywires,fences,andothersurfacestructuresaffectedbyconstructionoperations,togetherwithall(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111—15
0•0sodandshrubsinyardsorparkings,shallberestoredtotheiroriginalflcondition,whetherwithinoroutsidetheeasement.Allreplacementsshallbemadewithnewmaterials.Notreesshallberemovedoutsideofthepermanenteasement,exceptwhereauthorizedbythePublicWorksDirector.Wheneverpracticable,Contractorshalltunnelbeneathtreesinyardswhenonornearthelineoftrench.Handexcavationshallbeemployedasnecessarytopreventinjurytotrees.Treesleftstandingshallbeadequatelyprotectedagainstdamagebyconstructionoperations.Contractorshallberesponsibleforalldamagetostreets,roads,highways,shoulders,ditches,embankments,culverts,bridges,andotherpublicorprivateproperty,regardlessoflocationorcharacter,whichmaybecausedbytransportingequipment,materials,ormentoorfromtheWorkoranypartorsitethereof,whetherbyhimofhisSubcontractors.Contractorshallmakesatisfactoryandacceptablearrangementswiththeownerof,ortheagencyorauthorityhavingjurisdictionover,thedamagedpropertyconcerningitsrepairorreplacementorpaymentofcostsincurredinconnectionwiththedamage.AllfirehydrantsandwatercontrolvalvesshallbekeptfreefromUobstructionandavailableforuseatalltimes.29.DUSTCONTROL.Contractorshalltakereasonablemeasurestopreventunnecessarydust.Earthsurfacessubjecttodustingshallbekeptmoistwithwaterorbyapplicationofachemicaldustsuppressant.Dustymaterialsinpilesorintransitshallbecoveredwhenpracticabletopreventblowing.AlldustcontrolchemicalsmustmeetcurrentEPArequirements.30.TEMPORARYDRAINAGEPROVISIONS.ContractorshallprovidefortheUdrainageofstormwaterandsuchwaterasmaybeappliedordischargedonthesiteinperformanceoftheWork.DrainagefacilitiesshallbeadequatetopreventdamagetotheWork,thesite,andadjacentproperty.UExistingdrainagechannelsandconduitsshallbecleaned,enlarged,orsupplementedasnecessarytocarryallincreasedrunoffattributabletoContractor’soperations.Dikesshallbeconstructedasnecessarytodivertincreasedrunofffromenteringadjacentproperty(exceptinnaturalchannels),toprotectfacilitiesandtheWork,andtodirectwatertodrainagechannelsorconduits.Pondingshallbeprovidedasnecessarytopreventdownstreamflooding.31.EROSIONCONTROL.ContractorshallpreventerosionofsoilontheUsiteandadjacentpropertyresultingfromhisconstructionactivities.Effectivemeasuresshallbeinitiatedpriortothecommencementofclearing,grading,excavation,orotheroperationthatwilldisturbthenaturalprotection.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-16
_______0Workshallbescheduledtoexposeareassubjecttoerosionfortheshortestpossibletineandnaturalvegetationpreservedtothegreatestextentpracticable.Temporarystorageandconstructionbuildingsshallbelocated,andconstructiontrafficrouted,tominimizeerosion.Temporary,fast—growingvegetationorothersuitablegroundcovershallbeprovidedasnecessarytocontrolrunoff.32.POLLUTIONCONTROL.Contractorshallpreventthepollutionofdrainsandwatercoursesbysanitarywastes,sediment,debris,andothersubstancesresultingfromconstructionactivities.Nosanitarywasteswillbepermittedtoenteranydrainorwatercourseotherthansanitarysevers.Nosediment,debris,orothersubstanceviiibepermittedtoentersanitarysevers,andreasonablemeasureswillbetakentopreventsuchmaterialsfromenteringanydrainorwatercourse.Ifanysuchmaterialsenterstormseversorvatercourses,theEstesParkPolice,thefiredepartment,andwaterdepartmentshallbenotifiedimmediately.B.PIPE.1.GENERAL.Allpublicwatermainswillbeaminimumof6inchesindiameterwhenloopedand8inchesondeadends.SizingshallbeasIndicatedintheWaterDistributionSystemMasterPlanorasdeterminedbythePublicWorksDirector.Allwatermainsshallbeductileironpipewithductileironfittingsasspecifiedinthischapter.2.DUCTILEIRONPIPE.a.Scope.Thissectioncoversductileironpipesmallerthan24inchesindiameterforwaterlinesasapprovedbytheTownRepresentative.Ductileironpipeshallbefurnishedcompletewithallfittings,jointingmaterials,anchors,blocking,encasement,andothernecessaryappurtenances.b.Materials.PipeDuctileiron,ANSI/AWWAC151/A21.51;thicknessclassaslistedInthetableInthissection.FittingsANSI/AWWACllO/A21.lO,exceptshorterlayinglengthswillbeacceptable;250psipressurerating.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111—17
0.0Push—onJointsANSI/AWACll1/A21.1l,exceptflgasketsshallbeneopreneorothersyntheticrubber.Naturalrubberwillnotbeacceptable.RestrainedPush—onAmerican“Lok-Fast”orJointsLok-Ring”;Clow“Super—Lock”;U.S.Pipe“TRFlex”;orGriffin“Snap—Lok”or“MechanicalRestrainedJoint”.FlangedJointsANSI/AWACl15/A21.15.ElFlangesClass250Ductileiron,flatfacedwithANSIB16.l,Class250,diameteranddrilling,whererequiredbyTownRepresentative.AllOthersDuctileiron,ANSI/AWWAC115/A21.15,flatfaced.BoltsASTMA307,chamferedorroundedendsprojecting1/4to1/2inchbeyondouterfaceofnut.NutsASTMA30?,hexagonal,ANSI818.2.2,heavysemifinishedpattern.GasketsASTMD1330,GradeIrubber,fullfacetype,1/8inchthick.MechanicalJointsANSI/AWVAC11l/A21.l1,exceptgasketsshallbeneopreneorothersyntheticrubber.Naturalrubberwillnotbeacceptable.flMechanicalJointsSeeDetail3attheendofthiswithTieRodssection.TieRodsASTMA30?.Numberofrodsrequiredaslistedinthetableinsection.SteelPipeASTMA120,standardweight.WashersANSIB18.22.l,plainsteel.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-18
CThreadedConnectionsANSIB2.lNPT;providebossortappingsaddlewhereverwallthicknessminusthefoundrytoleranceatthetappedconnectionislessthanthatrequiredforfour—threadengagementassetforthinTableA.1,AppendixAofANSI/AWWAC151/A21.51.MechanicalCouplingsCouplingsDresser“Style38”orRockwell“441or411FlexibleCoupling”;withoutpipestop.GasketsOilresistantsyntheticrubber.FlangedCouplingAdaptersRockwell“Type912”withanchorstuds,12inchandsmaller;“Type913”,14inchandlarger.TappingSaddlesDuctileironwithsteelstrapsandrubbersealinggasket,250psipressurerating.ShopCoatingandLiningCementMortarANSI/AWWAC104/A21.4.LiningShopPrinterCook“391-N—167BarrierCoat”,Koppers“No.10InhibitivePrimer”,Tnemec“77Chem—Prime”,orVaispar“13—R—28ChromoxPrimer”.AsphalticCoatingManufacturer’sstandard.CoalTarEpoxyManufacturer’sstandard.RustPreventiveHoughton“RustVeto344”orCompoundRust-Oleun“R-9”.FieldCoatingReactionAnchorageThixotropiccoaltar,MLL-C-18480;Koppers“BitumasticNo.50”,orTnemec“46-450HeavyTnemecol”.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-19
PipeinManholesGlossalkydenamel,FedSpecTT—E-489,ClassA;Cook“ArmorcoteGlassEnamel”,Koppers“Clamortex501Enamel”,Mobil“Series12PanoramaCoatings”,orTnemec“Tneme-GlossEnamel”.PolyethyleneTubeSeamless,ANSI!AWWAC105/A21.5.JointTapeSelf-sticking,PVCorpolyethylene,10milsthick;Chase“Chasecote750”,Kendall“Polykenfl900”,or3M“Scotchrap50”.c.ShopCoatitigandLining.Theinteriorofallpipeandfittingsforwaterserviceshallbecementmortarlined.TheexteriorsurfacesofallpipeandfittingswhichwillbeexposedinInteriorlocationsshallbeshopprimed.Flangefacesshallbecoatedwithrustpreventivecompound.Exteriorsurfacesofallotherpipeandfittingsshallbeasphalticcoated.Ud.Hand11n.Pipe,fittings,andaccessoriesshallbehandledinamannerthatwillensureinstallationinsound,undamagedcondition.Equipment,tools,andmethodsusedinhandlingandinstallingpipeandfittingsshallnotdamagethepipeandfittings.Hooksinsertedinendsofpipeshallhavebroad,wellpaddedcontactsurfaces.UPipeandfittingsinwhichthelininghasbeendamagedshallbereplaced.WiththeconcurrenceoftheTownRepresentative,smallandreadilyaccessibledamagedareasmayberepaired.AllpipecoatingwhichhasbeendamagedshallberepairedbytheContractorbeforethepipeisinstalled.Ue.CuttingPipe.CuttingshallbedoneInaneatmanner,withoutdamagetothepipeorthelining.Cutsshallbesmooth,flstraight,andatrightanglestothepipeaxis.Aftercutting,theendofthepipeshallbedressedwithafileorpowergrindertoremoveallroughness,sharpedges,andslag.Thecutendsofpush—onjointpipeshallbesuitablybeveled.Endsofductileironpipeshallbecut7ithaportableguillotinesaw,abrasivewheel,saw,millingcutter,oroxyacetylenetorch.Theuseofhydraulicsqueezetypecutterswillnotbepermitted.Fieldcutholesforsaddlesshallbecutwithmechanicalcutters;oxyacetylenecuttingwillnotbepermitted.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-20U
o1.Cleaning.Theinteriorofallpipeandfittingshallbethoroughlycleanedofallforeignmatterpriortoinstallationandshallbekeptcleanuntiltheworkhasbeenaccepted.Beforejointing,alljointcontactsurfacesshallbewirebrushedifnecessary,wipedclean,andkeptcleanuntiljointingiscompleted.Precautionsshallbetakentopreventforeignmaterialfromenteringthepipeduringinstallation.Debris,tools,clothing,orothermaterialsshallnotbeplacedinorallowedtoenterthepipe.Wheneverpipelayingisstopped,theopenendofthepipeshallbesealedwithawatertightplugwhichwillpreventtrenchwaterfromenteringthepipe.g.Inspection.PipeandfittingsshallbecarefullyexaminedforcracksandotherdefectsImmediatelybeforeinstallation;spigotendsshallbeexaminedwithparticularcare.Alldefectivepipeandfittingsshallberemovedfromthesiteofthework.h.Alignment.Pipelinesorrunsintendedtobestraightshallbelaidstraight.DeflectionsfromastraightlineorgradeshallnotexceedthevaluesstipulatedInTable5orTable6ofAWAC600,unlessspeciallydesignedbellsandspigotsareprovided.EithershorterpipesectionsorfittingsshallbeInstalledwherealignmentorgraderequiresthen.i.LayingPipe.Pipeshallbeprotectedfromlateraldisplacementbyplacingthespecifiedpipeembedmentmaterial.Undernocircumstancesshallpipebelaidinwaterandnopipeshallbelaidunderunsuitableweatherortrenchconditions.PipeshallbelaidwiththebellendsfacingthedirectionoflayingexceptwhenreverselayingisspecificallyauthorizedbytheTownRepresentative.j.FieldJoints.Jointsinburiedlocationsshallbemechanicaljointorpush—ontypeforductileIronpipe.AllotherjointsshallbeflangedunlessotherwiseIndicatedonthedrawings.k.MechanicalJoints.Mechanicaljointsshallbecarefullyassembledinaccordancewiththemanufacturer’srecommendations.IfeffectIvesealingisnotobtained,thejointshallbedisassembled,thoroughlycleaned,andreassembled.Boltsshallbe(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-21
0uniformlytightenedtothetorquevalueslistedinAppendixAofANSI/AWWAC11l/A21.l1.Overtighteningofboltstocompensateforpoorinstallationpracticewillnotbepermitted.Theholesinmechanicaljointswithtierodsshallbecarefullyalignedtopermitinstallationofthetierods.Inflangeandmechanicaljointpieces,holesinthemechanicaljointbellsandtheflangesshallstraddlethetop(orsideforverticalpiping)centerline.Thetop(orside)centerlineshallbemarkedoneachflangeandmechanicaljointpieceatthefoundry.1.Push-OnJoints.Thepipemanufacturer’sinstructionsandrecommendationsforproperjointingoperationsshallbefollowed.Alljointsurfacesshallbelubricatedwithheavyvegetablesoapsolutionimmediatelybeforethejointiscompleted.Lubricantshallbesuitableforuseinpotablewater,shallbestoredinclosedcontainers,andshallbekeptclean.Eachspigotendshallbesuitablybeveledtofacilitateassembly.Pipeendsforrestrainedjointpipeshallbepreparedinaccordancewiththepipemanufacturer’srecommendations.m.FlangedJoints.Pipeshallextendcompletelythroughscrewed-onflanges.ThepipeendandflangefaceshallbefinishmachinedInasingleoperation.Flangefacesshallbeflatandperpendiculartothepipecenterline.Whenboltingflangedjoints,careshallbetakentoavoidrestraintontheoppositeendofthepipeorfittingwhichwouldpreventuniformgasketcompressionorwhichwouldcauseunnecessarystressintheflanges.Oneflangeshallbefreetomoveinanydirectionwhiletheflangeboltsarebeingtightened.Boltsshallbetightenedgraduallyandatauniformrate,sothatgasketcompressionisuniform.n.FlangedCouplingAdapters.FlangedcouplingadaptersshallbeinstalledInstrictaccordancewiththecouplingmanufacturer’srecommendations.Afterthepipeisinplaceandboltedtight,theproperlocationofholesfortheanchorstudsshallbedeterminedandthepipefielddrilled.Anchorstudholesshall9bedrilledcompletelythroughthepipewall.Holediametershallbenotmorethan1/8inchlargerthanthediameterofthestudprojection.o.LuggedJoints.Luggedjointsshaltbeleftopenuntilallflangedjointsinthepipeassemblyarecompleted.U(ESTESPARK,COLORADfl)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-22U
0•p.MechanicalCouplings.Mechanicalcouplingsshallbecarefullyinstalledinaccordancewiththemanufacturer’srecommendations.Aspaceofatleast1/4inchandnotmorethanoneinchshallbeleftbetweenthepipeends.Pipeandcouplingsurfaceswhichcontactgasketsshallbecleanandfreefromdirtandotherforeignmatterduringassembly.Allassemblyboltsshallbeuniformlytightenedsothatthecouplingisfreefromleaksandallpartsofthecouplingaresquareandsymmetricalwiththepipe.Followinginstallationofthecoupling,damagedareasofshopcoatingsonthepipeandcouplingshallberepairedtothesatisfactionoftheTownRepresentative.q.PolyethyleneTubeProtection.Ifneeded,ductileironshallbeprovidedwithpolyethylenetubeprotectioninstalledinaccordancewithAWWAC105,MethodA.Thepolyethylenetubeshallhaveaminimumwallthicknessof8mils.TheTownwillrequirepolyethylenetubeprotectioninareasthatareknowntohave“hot”soilconditions.Inunknownareas,theTownwillrequiretesting,fourweeksprevioustoconstruction,todeterminesoilconditions.TestholelocationsandquantitywillbeatthediscretionoftheTown.r.Reducers.Reducersadjacenttoflowmetersandpumpsshallbeeccentricpattern.Eccentricreducersshallbeinstalledwiththestraightsideontopsothatairtrapsarenotformed.Unlessotherwiseindicatedonthedrawings,allotherreducersshallbeconcentricpattern.s.Outlets.Wherea12inchorsmallerbranchoutletisindicatedandthediameterofthelinepipeisatleasttwicethediameterofthebranch,eitheratee,factorywelded—onboss,oratappingsaddlewillbeacceptable.t.ConnectionswithExistingPiping.Connectionsbetweennewworkandexistingpipingshallbemadeusingfittingssuitablefortheconditionsencountered.EachconnectionwithanexistingpipeshallbemadeatatineandunderconditionswhichwillleastInterferewithservicetocustomersandasauthorizedbytheTownRepresentative.Facilitiesshallbeprovidedforproperdevateringandfordisposalofallwaterremovedfromthedewateredlinesandexcavationswithoutdamagetoadjacentproperty.Specialcareshallbetakentopreventcontaminationwhendewatering,cuttinginto,andmakingconnectionswithexistingpotablewaterpiping.Trenchwater,mud,orothercontaminatingsubstancesshallnotbepermittedtoenterthelines.Theinteriorofallpipe,fittings,andvalvesinstalledinsuch(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-23
0Elconnectionsshallbethoroughlycleanedandthenswabbedwith,Uordippedin,chlorinesolutionhavingachlorinecontentof200milligramsperliter.u.ConcreteEncasement.Concreteencasementshallbeinstalledasindicatedonthedetails.Concreteandreinforcingsteelshallbeasspecifiedintheconcreteandgroutingchapter.Allpipetobeencasedshallbesuitablysupportedandblockedinproperposition,andshallbeanchoredtopreventflotation.v.ReactionAnchorageandBlocking.Allexposedpipingwithmechanicalcouplings,push—onormechanicaljoints,orsimilarjointssubjecttointernalpressureshallbeblocked,anchored,orharnessedtoprecludeseparationofjoints.Allpush—onandmechanicaljointtees,Y-branches,bendsdeflecting11-1/4degreesormore,andplugswhichareinstalledinburiedpiping(subjectedtointernalhydrostaticheadsinexcessof30feet)shallbeprovidedwithsuitablereactionblocking,anchors,jointharness,orotheracceptablemeansforpreventingmovementofthepipecausedbyinternalpressure.EitherharnessedpipeorconcreteblockingmaybeusedtoUrestrainmovementofburiedpiping.Harnessedpipeshallbeinstalledonallfittingsexceptstraight-throughfittingsandoneithersideofin—linevalvesand90degreebends.Ifsoilmaterialisunsuitableforconcreteblocking,thenharnessedductileironpipeshallbeusedinlieuofotherpipingmaterials.HarnessedductileironpipeshallbeinstalledasshownonDetail2inAppendixA.Concreteblockingshallextendfromthefittingtosolidundisturbedearthandshallbeinstalledsothatalljointsareaccessibleforrepair.ThedimensionsofconcretereactionblockingshallbeasindicatedonDetail11ofAppendixAorasdirectedbytheTownRepresentative.Ifadequatesupportagainstundisturbedgroundcannotbeobtained,metalharnessanchoragesshallbeInstalledtoprovidethenecessarysupport.Metalharnessanchoragesshallconsistofsteelrodsextendingacrossthejointandsecurelyanchoredtopipeandfittingorotheradequateanchoragefacilitiesshallbeinstalledtoprovidethenecessarysupport.Ifthelackofsuitablesolidverticalexcavationfaceisduetoimpropertrenchexcavation,metalharnessanchoragesshallbefurnishedandinstalledbyandattheexpenseoftheContractor.Asheetof6muplasticshallbeinstalledbetweenconcreteblockingmaterial,ductileironpipe,andfittings.UU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-24
0.0Reactionblocking,anchorages,orothersupportsforfittingsinstalledInfillsorotherunstableground,abovegrade,orexposedwithinstructures,shallbeprovidedasrequiredbythedrawings.Allsteelclamps,rods,bolts,andothermetalaccessoriesusedintappingsaddles,reactionanchorages,orjointharnesssubjecttosubmergenceorcontactwithearthorotherfillmaterialandnotencasedInconcreteshallbeprotectedfromcorrosionbytwocoatsofthixotropiccoaltarappliedinthefieldtoclean,drymetalsurfaces.Thefirstcoatshallbedryandhardbeforethesecondcoatisapplied.Metalsurfacesexposedabovegradeorwithinstructuresshallbepaintedinaccordancewiththepaintingsectionofthischapter.w.Dimensions.Thethicknessclassforductileironpipeshallbeasindicatedinthefollowingtable:ANSITypeofThicknessPipeNominalSizeClassfin.)DIP6and852DIP10and1252DIP16thru2051NOTES:1.Thespecifiedthicknessclassincludescorrosionallowanceandfoundrytolerance.2.Pipesmallerthan6inchwillonlybeallowedforserviceconnections.Pipewallthicknessforgroovedandthreadedpipeshallbeincreasedifnecessarytocomplywiththefollowingminimumthicknesses:(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-25
0MinimumThicknessClassUPipeSizeThreadedEndsfin.)(1)3534—1653205324andlarger53(1)ComplieswithANSI/AWAC115/A21.15forminimumpipewallthicknessforthreadedflanges.NOTE:Pipesmallerthan6inchwillonlybeallowedforserviceconnections.x.ServiceConnections.Tappingsaddles(doublestraptype)shallbeusedforserviceconnection2Inchandsmaller.Directtappingwillonlybeallowedatthetimeofsubdivisionconstruction.y.IJRods.Thesizeandminimumnumberoftierodsrequired150psimaximumpressureshallbeasfollows:TieRodNumberofPipeSizeSizeTieRods(in.)(in.)3,4,63/4283”4UU183/410NOTE:UPipesmallerthan6inchwillonlybeallowedforserviceconnections.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-260
___,00InstallationoftierodsshallconformtoDetailsNo.2andNo.3andSheet17of73inAppendixA.3.MISCELLANEOUSPIPING.a.Scope.Thissectioncoversthepipingfortheairreleaseandvacuumreliefvalveandpressurereducingvalvevaults,blowoffpiping,watermeterpiping,andothermiscellaneouspiping.Seeothersectionsforductileironpipe.Miscellaneouspipingshallbefurnishedandinstalledcompletewithallfittings,jointingmaterials,hangersandsupports,anchors,andothernecessaryappurtenances.b.Materials.Allpipingandfittingmaterialsshallcontainlessthan2percentleadcontent.SteelPipeStandardWeightASTMA120,standardweightPipe(Schedule40)orFedSpecWV-P-4O6,WeightA.NipplesCS5,extrastrong(Schedule80);“close”nippleswillbepermittedonlybyspecialauthorizationineachcase.FittingsDrainageFedSpecWW—P—491.MalleableIronANSIB16.3orFedSpecWJ—P—52l,TypeII(galvanized)forgalvanizedpipe.UnionsMalleableIronFedSpecWW-U-531,Class2;TypeB(galvanized)forgalvanizedpipe.MechanicalCouplingsDresser“Style38”orRockwell!Smith-Blair“Type411FlexibleCouplings”.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-27
00Iron—Pipe-SizeBrassPipeLIPipeASTMR43,redbrass,regularweight,orFedSpecWW—P—351,Class1,regularweight.FittingsANSIB16.15,125lb.UnionsFedSpecWW—U—516,CompositionB.CopperTubingWaterTubingASTM388orFedSpecWW-T-799,TypeK.FittingsFlaredANSI316.26.SolderANSI316.18or816.22.InsulatingThreadedPSI“DeirinInsulatingCouplings”orVallet“V—LineInsulatingCouplings”.Couplings2-inchandsmaller,forconnectiontowatermeter,Ford“Loc-pak”.SolderSolidwire,ASTM332,AlloyUGradeSb5(95-5),lessthan0.2percentleadcontent.SolderingFluxPastetype,FedSpec0—F—506,TypeI,FormA,lessthan0.2percentleadcontent.UBrazingFillerMetalAWSA5.8,BCuP-5;Engeihard“Silvaloy15”,Goldsmith“GB—15”,orHandy&Harman“Sil—Fos”,lessthan0.2percentleadcontent.BrazingFluxPastetype,FedSpec0—F-499,flType3,lessthan0.2percentleadcontent.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-28
0•0GalvanizedSteelVentASTMAl20(Schedule40).PipeThreadTapeTeflon;JohnCrane“Thread-Tap&’,Garlock“Plasti-Thread”,orHoke“EZSeal”.SealantThiokolSealantPolysulfiderubber,twocomponent,Nonsag20—35ANSIA116.1andFedSpecTT—S—227,ShoreAHardnessbearingThiokolChemical“TestedandApprovedSealant”seal.UrethaneSealantMamecoInternational“Vulkem45or230”,PRC“N.210or220”.ProtectiveCoatingsCoalTarCoatingMIL—C-18480;Koppers“50Bitumastic”,Porter“Tarmastic101”,orTnemec“476SuperTnenecol”.c.ServiceandTypeRequirements.Exceptasotherwisespecifiedorauthorized,pipeandtubingshallconformtothegeneralrequirementswhichfollow.Kindsofpipeforserviceconditionsnotlistedshallbeasspecifiedinothersections,asindicatedonthedetailsor,intheabsenceofanydefiniterequirement,asdeterminedbytheEngineer.AllpipingmaterialsshallhavealeadcontentlessthantheminimumrequiredbycurrentEnvironmentalProtectionAgencystandards.(1)Iron—Pipe—SizeBrassPipe.All2-inchpipinginairreleasevacuumreliefvalvevault.Whereshownforblowoffs.(2)CopDerTubing.(a)SoftAnnealedwithFlaredFitting.Whereshownforblowoffs.2—inchandsmallerwaterserviceconnections,whereincontactwithearth.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-29
00(b)HardDrawnwithSolderFittljg.92-inchand1—1/2-inchpipingadjacenttowatermeters,whereexposedinsidemeterpitsorbasements.(3)GalvanizedSteelPipe.All6-inchandsmallerburiedvaultvents.d.PipeJoints.Pipejointsshallbecarefullyandneatlymadeinaccordancewiththerequirementswhichfollow.(1)Threaded.PipethreadsshallconformtoANSIB2.l,N?T,andshallbefullandcleanlycutwithsharpdies.Notmorethanthreethreadsateachpipeconnectionshallremainexposedafterinstallation.Endsofpipeshallbereamed,afterthreadingandbeforeassembly,toremoveallburrs.AttheoptionoftheContractor,threadedjointsmaybemadeupwiththreadtapeorasuitablejointcompound.(2)Flared.Endsofannealedcoppertubingshallbecutsquareandallburrsshallberemoved.Flaredendsshallbeuniformwithoutscratchesorgrooves.U(3)PipeInstallation.Pipeshallbeinstalledasspecified,asindicatedonthedetailsor,intheabsenceofdetailpipingarrangement,inamanneracceptabletotheTownRepresentative.Aunionshallbeprovidedwithin2feetofeachthreadedendvalve.Pipingshallnotobstructopeningsorpassageways.(4)ProtectiveCoating.Jointsingalvanizedsteelpipinginundergroundlocationsshallbefieldpaintedwithonecoatofcoaltarcoating.(5)Cleaning.Theinsideofallpipe,valves,andfittingsshallbesmooth,clean,andfreefromblisters,loosemillscale,sand,anddirtwhenerected.Alllinesshallbethoroughlyblownbeforeplacinginservice.UUU(ESTESPARK,COLORADO)U(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-30
00C.WATERLINEEQUIPMENT.1.SCOPE.Thischaptercoversallwaterlineequipment,includingthatequipmentusedspecificallyforsettingwatermeters.InstallationofthisequipmentiscoveredattheendofthissectionandinSectionF.2.GENERAL.a.ManualOperators.Allvalves,exceptthosewhichareequippedwithpoweractuatedoperatorsoraredesignedforautomaticoperation,shallbeprovidedwithmanualoperators.Unlessotherwisespecifiedorshown,eachmanualoperatorshallbeequippedwithanoperatinghandwheel.b.WrenchNuts.Wrenchnutsshallbeprovidedonallburiedvalvesandwhereshownonthedetails.UnlessotherwisedirectedbytheTown,allwrenchnutsshallcomplywithSection3.16ofAWWAC500.c.LeverOperators.Unlessotherwisespecified,ballvalvesshallbeleveroperated.Foreachproject,twosuitableoperatingleversshallbefurnishedforeachtypeandsizeofleveroperatedvalve.d.Rotation.Thedirectionofrotationofthewheel,wrenchnut,orlevertoopenthevalveshallbetotheleft(counterclockwise).Eachvalvebodyoroperatorshallhavecastthereontheword“OPEN”andanarrowindicatingthedirectiontoopen.e.LengthTolerance.Theactuallengthofvalvesshallbewithin1/16inch(plusorminus)ofthespecifiedortheoreticallength.f.Ends.Unlessotherwisespecified,all3inchorlargerburiedvalvesshallhavepush—onormechanicaljointends;allother2-1/2inchorlargervalvesshallhaveflangedends;andall2inchorsmallervalvesshallhavethreaded,solder,orweldingendsasrequiredbythepipingsysteminwhichthevalveistobeinstalled.Whenworkingpressuresexceed175psi,castironflangesshallbeANSIB16.1,Class250,unlessotherwisespecified.Uptoworkingpressuresof250psi,ductileironflangesshallbeANSIA21.lO,Class125,unlessotherwisespecified.Push-onandmechanicaljointsshallconformtoAN$I/AWWAC111/A21.1l.WaferstylevalvesshallbedesignedforinstallationbetweenANSIClass125flanges.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-31
00Ug.Unions.Aunionorflangedconnectionshallbeprovidedwithin2feetofeachthreadedendvalveunlessthevalvecanbeeasilyremovedfromthepiping.h.ShopPainting.Allferrousmetalsurfacesofvalvesandaccessories,bothinteriorandexterior,shallbeshoppaintedforcorrosionprotection.Thevalvemanufacturer’sstandardpaintwillbeacceptableprovideditisfunctionallyequivalenttothespecifiedpaintandiscompatiblewiththespecifiedfieldpainting.(1)Materials.Materialsshallbeasspecifiedorapprovedequal.AsphaltVarnishFedSpecTT—V—51.UAlkydEnamelFedSpecTT-E-489,ClassA;Cook“ArmorcoteGlossEnamel”,Koppers“Glamortex501Enamel”,Mobil“Series12PanoramaCoatings”,orTnemec“Tneme—GlossEnamel”.UCoalTarKoppers“BitumasticSuperServiceBlack”,Tnemec“46-449Heavy-DutyBlack”,orVaispar“35—J—l0Hi—BuildBituminousCoating”.EpoxyEpoxy”,Koppers“200HBEpoxy”,Tnemec“Hi—BuildEpoxolineSeries66”,orValspar“89SeriesVal-ChemHi-BuildEpoxy”.Rust—InhibitivePrimerCook“391-N—167BarrierCoat”,Koppers“No.10InhibitivePrimer”,Tnemec“77Chem-Prirne”,orValspar“13-R-28ChromoxPrimer”.Rust—PreventiveHoughton“RustVeto346”orUCompoundRust-Oleun“R-9”.UciUU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-32
0C(2)SurfacestobePainted.UnfinishedSurfacesInteriorAsphaltvarnish(twocoats)orepoxy.ExteriortobeAsphaltvarnishorcoaltar.BuriedExteriorinAlkydenamel.ManholesorVaultsOtherExteriorRust—inhibitiveprimer.PolishedorMachinedRust—preventivecompound.SurfacesOperatorsandRust—inhibitiveprimer.Accessories3.GATEVALVES.Allin—linevalvesforwaterdistributionservicewhichare12-inchandsmallershallbegatevalves.All3inchandlargergatevalvesshallconformtoAWWAC509asmodifiedherein.Gatevalvesshallhaveaminimumworkingwaterpressureof200psig.Gatevalveswhichareburiedorsubmergedshallbenonrisingstemtypewith0-ringstemseals.BuriedgatevalvesshallbeprovidedwithvalveboxesandshallbeinstalledasshowninDetail4.ThreadedendgatevalvesshallbeMilwaukee,Stockham,orWalworth.SolderedendgatevalvesshallbeMilwaukee,Stockham,orWalworth“Figure55SJ”.4.CHECKVALVES.Unlessotherwisespecified,all2—1/2inchandlargercheckvalvesshallbeClass125horIzontalsuingtypewithironbodyandflangedends.Allseats,seatrings,pins,bushings,andotherpartssubjecttowearshallbebronze.FlangesshallbeflatfacedwithANSI316.1,Class125diameteranddrilling.SwingcheckvalvesshallbeMilwaukee“F—29?4”,Stockham“FigureG—931”,orWalworth“Figure8928F”.Checkvalves2inchandsmallershallbeClass125orhigher,allbronze,Y-pattern,regrinding,horizontalswingtype.ThreadedendvalvesshallbeStockhan“3321”orWalworth“Figure3406”.SolderedendvalvesshallbeNibco“S—413—B”orWalworth“Figure3066SJ”.5.BALLVALVES.Unlessotherwisespecified,all2-1/2inchandsmallershutoffvalvesshallbeballvalves.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-33
CTwoinchandsmallerballvalvesshallbeofbronzeorbrassconstructionUwithtwo—pieceendentrybody,bronzeorbrassball,teflonorVitonstemseal,reinforcedteflonseatsandthrustwasher,aremovableoperatinglever,andthreadedends.Valvesshallberatednotlessthan500psinonshockcoldWOGandshallbedriptightinbothdirections.ValvesshallbeConbracoIndustries“Apollo70—100Series”,Powell“Figure42l0B”,orStockham“S—216”.6.BUTTERFLYVALVES.Allin-linevalvesforwaterdistributionservicewhicharelargerthan12-inchshallbebutterflyvalvesandshallbeequippedwitha3inchbypassline.Unlessotherwisespecified,butterflyvalvesshallbeoftherubber—seat,tight—closingtype.AllbutterflyvalvesandoperatorsshallconformtoAWAC504.Theminimumworkingwaterpressureshallbe150psig.Metalmatingseatsurfacesshallbe18-8stainlesssteelormonel.EachvalveshallbeprovidedwithanoperatorwithatorqueratingatleastequaltothetorqueslistedinAWWAC504,Table1,Class150B.Valvediscsshallseatat90degreeswiththepipeaxis.flFlangedendvalvesshallbeoftheshortbodytype.Wheremechanicaljointendsarespecified,eithermechanicaljointorpush—onendsconformingtoANSI/AWAC1l1/A21.11willbeacceptable.Forburiedorsubmergedservice,shaftsealsshallbe0—ringtype.Avalvepositionindicatorshallbeprovidedoneachexposedoperatorandoneachoperatingnutonanextensionstem.IndicatorsforextensionstemsshallbeKillsEngineering“IndicoModel128”orPratt“Diviner”.ButterflyvalvesshallbeinstalledasshowninDetail5.U7.PRESSUREREDUCINGVALVES.Valvesformaximumflowgreaterthan150gpmshallbepilotactuated,globepatternwithapositionindicatorrodandshallbeCla-Val“90”.OtherwaterpressurereducingvalvesshallbefIsher“75”orKieleyandMueller“461”.8.AIRRELEASEANDVACUUMRELIEFVALVES.CombinationairreleaseandvacuumreliefvalveassembliesshallbeInstalledateachhighpointonallwatermainsandatotherlocationsdirectedbytheTownRepresentative.EachvalveassemblyshallbeinstalledinaconcretevaultcompletewithappurtenantpipingasshowninDetail7.Combinationairreleaseandvacuumreliefvalvesshallbeoftheintegraltypewithavalveassemblywhichfunctionsasbothanairandvacuumvalveandanairreleasevalve.Valvesshallhavea2-inchinletconnection,andshallbeGAIndustries“FigureGH-7K”,Multiplex“CrispinUniversalAirValves”,Valmatic“200Series”,orValveandPrimer“ApcoStandardCombinationAirReleaseValves”.UUU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-34U
CThevalvesshallbedesignedforawaterworkingpressureof150psiandshallhavestainlesssteelfloats.Allworkingpartsshallbeconstructedofbrass,stainlesssteel,orothercorrosion—resistantmaterials.Thesevalvesmustnotbeinstalledinvaultssubjecttoflooding.Provisionsmustbemadetopreventfloodingofvaults.9.CORPORATIONCorporationstopsshallbeAWWAtaperthreadtocopperthreadandshallbeMueller“No.H—15000”orFord“No.F—600”.10.CURBSTOPS.Curbstopsshallbebronzeconstruction,teehead,stopandwastetype,FordMeterBox“FordBallValve”,Hays“NusealCurbStop”,Mueller“MarkIIOriseal”,orequal.11.WATERMETERS.Allresidentialmetersshallbeaminimumof3/4inch.IfdirectedbythePublicWorksDirectororhisrepresentative,ageneratorandremotereadoutunitshallalsobeprovided.Themeter,remotereadout,andapitifrequiredwillbepurchasedfromtheTown.12.BACKFLOWPREVENTER.Thebackflowpreventershallconsistofadualcheckvalveassemblywithreducedpressurezonebetweenthecheckvalves.Backflowpreventersin2inchandsmallersizesshallbeCla—ValModelRP-2”,Febco“Model825Y”,Hersey“BeecoModelFRP-II”,orWatts“No.909”withbronzebodyandthreadedendconnections.Backflowpreventersin2-1/2inchandlargersizesshallbeFebco“Model825”,Hersey“BeecoModel6CM”,orWatts“No.909”withcastironbodyandflatfaced,flangedendconnections.FlangediameteranddrillingshallconformtoANSI816.1,Class125.Thebackflowpreventershallnotbeinstalledinanyareawiththepossibilityoffloodingorfreezing,andprovisionsmustbemadetohandledischargeofwater.Backflowpreventersshallbeinstalledinanarealargeenoughforeasyaccessibilityfortesting.Allbackflowpreventiondevicesshallbefusion,epoxycoated,andshallbeinstalledhorizontally.13.FIREHYDRANTS.FirehydrantsshallconformtoAWWAC502,openlift,andshallbeWaterousPacer,Mueller,orClow,andnoequal.Firehydrantsshallconformtothefollowing:TypeofshutoffCompression.Sizeofhydrant6inches.Inletconnection6inch,mechanicaljoint.HarnessinglugsTworequired.Burylength5feet.OutletnozzlesTwo2-1/2inchhoseandone4inchpumper.OutletnozzlethreadsANSI/NFPA1963.DirectiontoopenCounterclockwise.Sternseals“0”ring.OutletnozzlecapchainsRequired.DrainoutletRequited.(ESTESPARK,COLORADO)(WATERUTILITYPOLiCIES)(ANDSTANDARDS)C111—35
‘014.TAPPINGSLEEVESVALVES.Tappingsleevesandvalvesshallbe[Jfurnishedandinstalledwhererequired.Eachtappingsleeveandvalveshallbedesignedwitha250psipressurerating.Withtheexceptionofthevalveendsandothermodificationsnecessaryfortappingservice,tappingvalvesshallconformtoAWWAC500.Eachtappingvalveshallbeprovidedwithaflangedinletenddesigned,faced,anddrilledforattachmenttotheoutletflangeofthetappingsleeve;withanoutletendprovidedwithatappingflangeforattachmentofastandarddrillingmachine;andalsowithamechanicaljointtypebellendforconnectionofthebranchmain.Tappingsleevesshallbeoftheflangedoutlettypedesignedforattachmenttotheflangedinletendofthetappingvalveandshallbeprovidedwithmechanicaljointendsateachendoftherun.15.EXTENSIONSTEMS.Extensionstemsshallbeofsolidsteelandshallbenotsmallerindiameterthanthestemofthevalveoperatorshaft.ExtensionstemsshallbeconnectedtothevalveoperatorwithHooke’stypeuniversaljoints.Allstemconnectionsshallbepinned.Extensionstemsshallbeprovidedforburiedgatevalveswhenthevalveoperatoris4feetormorebelowfinishedgrade.Eachextensionstemforaburiedvalveshallextendtowithin6inchesofthegroundsurface,shallbeprovidedwithspacerswhichwillcenterthesteminthevalvebox,andshallbeequippedwithawrenchnut.16.PRESSUREGAUGES.Pressuregaugesforwaterserviceshallbeasspecifiedherein.GaugesshallbeliquidfilledandshallbeAshcroft“1279”orequal,4—1/2inchdials,andshallhavereadingsof75psigreaterthanthesystemstaticpressureandbronzeelements.Thepressuregaugeshallbecapableofwithstandingpressuresofatleast300psiwithoutdamagingthegaugeoraffectingthecalibrationofthegauge.Thepressuregaugesshallbegraduatedforapressurerangeof0to200psi.Eachgaugeshallbefurnishedwith1/4inchNPTstemmountingandshallbeinstalledcompletewithgaugecock,snubber,andadapterfitting.1?.VALVEBOXES.Allburiedvalvesshallbeprovidedwithvalveboxes.Valveboxesshallbeofcastiron,three-pieceadjustablescrew—type,suitableforthedepthofcoverrequiredbythedrawings.Valveboxesshallbeof6inchesIndiameter,shallhaveaminimumthicknessofanypointof3/16inch,andshallbeprovidedwithsuitablecastironbasesandcovers.Coversshallhavecastthereonanappropriatenamedesignatingtheserviceforwhichthevalveisused.Valveboxesshallbeofthefollowingpattern:U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-36[1
00a.ForGateorButterflyValves.Screwtype,6—inchdiametercastironwithovalbase,Tyler“Series6860”withNo.160ovalbaseorClayandBailey“No.P-108”withNo.160largeovalbase.b.ForCurbBuffalotype,5—footextension;Tyler“Series6500,SIze94E”foroneinchandsmallervalves;Tyler“Series6870,Size145R”forvalveslargerthanoneinch.Allpartsofvalveboxes,bases,andcoversshallbecoatedbydippinginbituminousvarnish.18.INSTALLATIONOFWATERLINEEQUIPMENT.Installationofwaterlineequipmentshallbegovernedbythefollowingrequirements.a.Valves.ValvesshallbelocatedasspecifiedinChapterII.Valvemarkerpostsshallbeinstalledtolocatevalvesonlineslocatedwithineasementsorotherrights—of-waywhennotatstreetintersections.FirehydrantvalvesshallnotbemarkedunlessspecificallydirectedbytheTownRepresentative.MarkerpostsshallbeinstalledasshownonDetail10.Firehydrantshighsusceptibletotrafficdamagewillbesurroundedby6inchsteelcastingstopreventdamage.b.GateValvesandButterflyValves.GatevalvesandvalveboxesshallbeinstalledasshownonDetail4.ButterflyvalvesandboxesshallbeinstalledasshownonDetail5.Valvesandvalveboxesshallbesetplumb.Eachvalveboxshallbeplaceddirectlyoverthevalveitserves,withthetopoftheboxbroughtflushwiththefinishedgrade.Afterbeingplacedinproperposition,earthshallbefilledinaroundeachvalveboxandthoroughlytanpedineachsideofthebox.c.FireHydrants.Hydrantsshallbesetsothatatleasttheminimumpipecoverisprovidedforthebranchsupplylineandthenozzlesareatleast18inchesabovefinishedgrade.Branchsupplylinesshallbe6—inchductileironpipewith6inchgatevalve.Eachhydrantshallbeblockedagainsttheendofthetrenchwithconcreteandsuitablyanchored.HydrantdrainageshallbeprovidedbyinstallinggranularfillmaterialasspecifiedinChapter3.HydrantsshallbeinstalledasshowninDetail9.Allhydrantsshallstandplumb.Hydrantsshallhavehosenozzlesparallelwith,andthepumpernozzleperpendicularto,thecurbline.HydrantsshallbelocatedasspecifiedinChapter2.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-3?
0.0UImmediatelybeforeinstallationofahydrant,thefollowingoperationsshallbeperformed:(a)thehydrantshallbethoroughlyinspected;(b)thehydrantinteriorshallbethoroughlycleaned;(c)thehydrantshallbeopenedandclosedasmanytimesasmaybenecessarytodetermineifallpartsareinproperworkingorder,withvalvesseatingproperlyandthedrainvalveoperatingfreely;and(d)thepackingglandcheckedtodetermineifthepackingisinplaceandtheglandnutproperlytightened.d.CombinationAirRelief-VacuumBreakerValves.Combinationairrelief-vacuumbreakervalvesshallbeinstalledateachhighpointonall16-inchandlargerwaterlinesandatallotherlocationsasdirectedbytheTownRepresentative.TheyshallbelocatedinconcretevaultsInaccordancewithDetail8.Provisionsshallbemadetopreventfloodingofvaults.e.PressureReducingRegulatingValves.PressurereducingandUregulatingvalvesshallbeinstalledinconcretevaultsasshownonDetail6.Provisionsshallbemadetopreventfloodingofvaults.flf.BlowoffAssemblies.Blowoffassembliesshallbeinstalledateachlowpointinallwatermainsof16—inchandlargerandonallmajortransmissionlineslargerthan12-inch.SuchblovoffassembliesshallbefirehydrantsasshownonDetail9.AllwatermainshavingdeadendswherestagnantwatermaycollectshallbeprovidedwithafirehydrantInaccordancewithDetail9.e.DeadEnds.AlldeadendsshallbeclosedwithgrayironplugswhichshallbeharnessedsimilartoDetail2.19.DRAWINGSANDDATA.Completespecifications,data,andcatalogcutsordrawingscovetingtheitemsfurnishedunderthissectionshallbesubmittedtotheContractorandshallbeavailableforreviewbytheTownRepresentative.D.VAULTS.1.GENERAL.Thischaptercoversstandardvaultsforwaterlineequipment.Vaultsshallbeconstructedcompletewithcovers,steps,fittings,andotherappurtenances,inaccordancewithDetails6and7andtheWaterMeterDetailsinAppendixB.ElU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-38
q02.MATERIALS.ConcreteMaterials,handling,forms,finishing,curing,andotherworkasspecifiedintheconcretesection.BrickASTMC32,GradeMS,orASTMC62,GradeSW.PrecastSectionsCircularprecastconcrete;ASTMC4?B.OpeningsCircularorhorseshoe—shapedboxoutforeachconnectingpipe,withsurfacesgroovedorroughenedtoimprovemortarbond.PortlandCementASTMC150,TypeII.HydratedLimeASTMC207,TypeS.SandConcretesand(fineaggregate)sievedthrough8meshscreen.Shrinkage—CorrectingMasterBuilders“Embeco”,SikaAggregate“Kemox”,orSonneborn“FerrolithG-DS”.MortarOnepartportlandcement,1/2parthydratedline,threepartssand.NonshrinkingMortarPremixedorjobmixed;jobmixedshallbeonepartshrinkage-correctingaggregate,onepartportlandcement,onepartsand.MasticFedSpecSS—S—210;K.T.Snyder“Ram-Nek”orHamilton-Kent“Kent-SealNo.2”.CoalTarPaintKoppers“BitumasticSuper-ServiceBlack”,Porter“Tarmastic103”,orTnemec“450HeavyTnemecol”.WaterStopsForPVCpipe-ribbedelastomericgasketasmanufacturedbyHamilton-Kent.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)ITt-39
00CastingsASTMA48,withasphaltvarnishLicoatingappliedatthefoundry.ManholeandVault24-inchdiameter,ClayandBaileyRingsandCovers“No.20083V”orNeenah“R-1736”;24—inchby36—inchdiameter,Neenah“R—1740—1Series”orJ—Mark“1423”.MeterPitCoversCastirontoplid,aluminumfrostcover,for20—inchinsidediametermeterpit,.3—Mark“J—2288”orCastings,Inc.“M—70-AL”.ManholeandVaultAlcoaAluminumCompanyUSteps“No.12653B”.a.Delivery.Precastconcretesectionsshallnotbedeliveredtoflthejobuntilrepresentativeconcretecontrolcylindershaveattainedastrengthofatleast80percentofthespecifiedminimum.b.Handling.Precastconcretesectionsshallbehandledcarefullyandshallnotbebumpedordropped.Hooksshallnotbepermittedtoconeincontactwithjointsurfaces.Useofliftingholeswillnotbepermitted.c.Inspection.Precastconcretesectionsshallbeinspectedwhendeliveredandallcrackedorotherwisevisiblydefectiveunitsrejected.3.VAULTCONSTRUCTION.VaultsshallbeconstructedasshownontheDetails.Wherepipespassthroughcircularprecastsection,thevaultshallbesealedwithmastic.4.PAINTING.Ifcastingsarriveonthejobwithoutafoundrycoating,onecoatofcoaltarpaintshallbeapplied.Beforepainting,allcastingsshallbethoroughlycleanedandproperlysupported.Alllooserustshallberemovedbywirebrushing.CastingsshallnotbehandledVuntilthepaintisdryandhard.5.DRAWINGSANDDATA.DrawingsanddatacoveringprecastconcretesectionsshallbesubmittedtotheContractorandshallbeavailableforreviewbytheTownRepresentative.UU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-40U
__-___00E.PRESSUREANDLEAKAGETESTSANDDISINFECTIONOFWATERLINES.1.GENERALAllwaterlinesshallbesubjectedtopressureandleakagetestsasspecifiedherein.Therequiredpressureandleakagetestsshallbemadeafterallpipelayingandbackfillingworkhasbeencompleted.AllconcretereactionblocksandbracingorrestrainingfacilitiesshallbeInplaceatleast14daysbeforetheinitialfillingoftheline,exceptwheretensionjointsareusedatbends.2.TESTSECTIONS.Thepressureandleakagetestsmaybeappliedtotheentirelineandendplugs.TheContractorshallbesolelyresponsibleforanyandalldamagetothepipeline,andtopublicandprivateproperty,whichmayresultfromdefectivematerialorworkmanship.3.FILLINGANDVENTING.Thesectionoflinetobetestedshallbeslowlyfilledwithwaterandallairexpelledfromthepipe.Careshallbetakenthatallairvalvesareinstalledandopeninthesectionbeingfilled,andthattherateoffillingdoesnotexceedtheventingcapacityoftheairvalves.4.TESTEQUIPMENTFACILITIES.TheContractorshallperformthenecessaryworktofillthepipelinewithtestwater,asspecified.TheContractorshallfurnishallpumpingequipment,watermeter,pressuregauge,andotherequipment,materials,andfacilitiesrequiredforthetests.Testpressuresshallbeappliedbymeansofaforcepumpofsuchdesignandcapacitythattherequiredpressurecanbeappliedandmaintainedwithoutinterruptionforthedurationofeachtest.ThewatermeterandpressuregaugeshallbeaccuratelycalibratedandshallbesubjecttotheapprovaloftheTownRepresentative.5.PRESSUREANDLEAKAGETEST.Thelowpointinthepipelineforeachtestsectionshallbesubjectedtoatestpressureof200psiminimumor50psioverstatic.Afterthesectionofthelinetobetestedhasbeenfilledwithwater,thespecifiedtestpressureshallbeappliedandmaintainedforaperiodofnotlessthantwohoursandforwhateverlongerperiodasmaybenecessaryfortheTownRepresentativetocompletetheinspectionofthelineundertestorfortheContractortolocateanyandalldefectivejointsandpipelinematerials.Ifrepairsareneeded,suchrepairshallbemade,thelinerefilled,andthetestpressureappliedasbefore;thisoperationshallberepeateduntilthelineandallpartsthereofwithstandthetestpressureinasatisfactorymanner.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-41
00Duringthepressuretest,thelinebeingtestedshallbeinspectedforleakage.Inspectionforleakageshallnotbestarteduntilthelinemaintainsaconstanttestpressure.Compressionofairtrappedinunventedpipesorfittingswillgivefalseleakagereadingsunderchangingpressureconditions.Afterthetestpressurehasbeenestablishedandstabilized,thelineleakageshallbemeasuredbymeansofawatermeterinstalledonthelinesideoftheforcepump.Lineleakageisdefinedasthetotalamountofwaterintroducedintothelineasmeasuredbythemeterduringtheleakagetest.Thepipeline,ortestedsectionthereof,willnotbeacceptedifandwhileithasaleakagerateinexcessofthatratedeterminedbythefollowingformula:L=3.33gallonperinchofdiameterpermileinwhich:L=Maximumpermissibleleakagerate,ingallonsperhour,flthroughouttheentirelengthoflinebeingtested.Ifthelineorsectionundertestcontainspipejointsofmorethanone[jtype,theallowableleakagefromalljointsofeachtypeshallbecalcu—latedseparatelyandthenaddedtoobtainthetotalallowableleakagefromtheentiresectionofline.Wheretheleakagetestshowsaleakagerateinexcessofthepermissiblemaximum,theContractorshallmakeallnecessarysurveysinconnectionwiththelocationandrepairofleakingjointstotheextentrequiredtoreducethetotalleakagetoanacceptableamount.Alljointsinpipingshallbewatertightandfreefromvisibleleaksduringtheprescribedtests.EachandeveryleakwhichmaybediscoveredatanytimepriortotheexpirationofoneyearfromandafterthedateofacceptanceoftheworkshallbelocatedandrepairedbyandattheexpenseoftheContractor,regardlessofanyamountthatthetotallineleakagerateduringthespecifiedleakagetestmaybebelowthespecifiedmaximumrate.fl6.DISINFECTION.AllwaterlinesshallbethoroughlydisinfectedafterinstallationinaccordancewiththerequirementsofAWWAC601,asmodifiedherein,andthelocalhealthauthorityhavingjurisdiction.ThechlorinatingagentshallbeapprovedbythePublicWorksDirector.Thechlorinationofthepipelineshallbedonepriortohydrostaticfltesting.ThepipeshallbefreeofdebrisandcleanedtothesatisfactionoftheTownRepresentativepriortodisinfection.B(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-42
Afterthepipeisfilledwithwaterandchlorine,thechlorinatedwatershallbeheldIncontactwiththepipefor24hours.Attheendofthe24—hourperiod,thewaterinthepipelineshallbetestedbythePublicWorksDirectororhisdesignatedrepresentativetoensurearesidualchlorinecontentofnotlessthan25mg/i.Thenthepipelineshallbethoroughlyflushedtoremovetheheavilychlorinatedwater.Careshallbetakeninflushingthepipelinetopreventpropertydamageanddangertothepublic.Waterwithhighchlorinecontentshallnotbeflushedintosewersorcreeksunlessnecessaryprecautionsasestablishedbytheengineeraretaken.Allflushingshallbeaccordingtostatehealthrequirements.Allmeasureswillbetakentopreventflushingofmainsintotheditchline.Ifwaterisflushedintotheditchline,allmaterialwillbedugout,backfilled,andcompactedwithdrymaterial.Samplesofwaterwillbecollectedforbacteriologicalexaminationandresidualchlorinecontenttestingbeforethepipeisputintoservice.TestingofresidualchlorineandsamplingwillbedonebythePublicWorksDirectororhisdesignatedrepresentative.F.WATERMETERSANDSERVICELINES.1.SCOPE.ThischaptercoversinstallationofwatermetersandwaterservicelineswithintheTown.Materialspecificationsforpipe,materialspecificationsforvalves,andmaterialspecificationsforvaultsarecoveredinthischapter.AppendixBcontainsdetailstakenfromtheEngineeringStandardsoftheBoardofWaterCommissioners,Denver,Coloradowhichcovertheinstallationofwatermetersandservicelines.Allreferencesto“Town”or“WaterDepartment”shallmeantheTownofEstesParkanditsPublicWorksDepartment.ThedetailsincludedinAppendixBshallgoverntheinstallationofwatermetersandservicelines,exceptasmodifiedherein.2.GENERAL.AllwatermetersandremotereadunitsusedintheTownwillbepurchasedfromtheTownandinstalledbytheContractororcustomer.ThePublicWorksDirectororhisrepresentativeshallinspectallwatermeterinstallationsandallremotereadunits(Ifrequired),upon48hoursadvancenotice.ThirtydaysfollowingapprovalofthemeterinstallationbythePublicWorksDirector,theTownwillassumeworkingmaintenanceresponsibilityforthemeterandremote.Hthecustomerhasreasontobelievethatthemeterand/orremotearenotworkingproperly,theTownwillremove,test,andreplacetheequipmentasrequired.Iftheequipmentwasshowntobeaccuratewithinplusorminus1.5percent,thecostforthetestandservicewillbechargedtothecustomer.DamagetotheequipmentthatisduetothenegligenceoristheresponsibilityoftheOwnershallbepaidforbytheOwner.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)(Q111—43
ooHBarSupportsCRSIClassC,plasticprotected,orClassE,stainlesssteelprotected.FormsPlywoodPSi,waterproof,resin—bonded,exteriortype,Douglasfir.LumberStraight,uniformwidthandthickness,andfreefromknots,offsets,holes,dents,andothersurfacedefects.FormOilLightcoloredparaffinoilorotheracceptablenonstainingmaterial.PolyethyleneFilmPS17;6nil.MembraneCuringCompoundFedSpecTT-C-800,TypeI,Class1;mm18percentsolids;nonyellowlng;unitmoistureloss0.039gm/cm2max;Gifford—Hill“Sealco800”,ProSoCo“KureandSeal”,Protex“Acrychlor”,orSonneborn“Kure—N—Seal”.3.PRELIMINARYREVIEW.ThesourceandqualityofconcretematerialsandtheconcreteproportionsproposedfortheworkshallbesubmittedtotheContractorforreviewandshallbemadeavailableforreviewbythePublicWorksDirectorbeforeanyconcreteisplaced.4.LIMITINGREQUIREMENTS.Unlessotherwisespecified,concreteshallbecontrolledwithinthefollowinglimitingrequirements.a.MinimumCementFactors.Thequantityofportlandcement,expressedinpoundspercubicyard,shallbenotlessthanthatshowninthefollowingtable:(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-46
00CoarseAggregateSizeFromNo.4SievetoConcreteSlr1/2”3(in.)26396025733658620592467763961156966586306714677649b.Areates.Themaximumtotalcombinedaggregateweightandthemaximumfineaggregateweightinpoundsperhundredpoundsofcementshallbeasfollows:MaximumTotalAggregateMaximumCoarseAggregateSizeFineConcreteSlump1/2”3/4”1”Aggregate(in.)24575005372293636679511218441545748920753944364682026372415447191NOTE:Theweightsstipulatedabovearemaximumandnotauthorizedweights.Actualweightsusedshallbethosenecessarytoproduceconcreteoftheproperconsistency.c.TotalWaterContent.Totalwatercontentofconcreteshallnotexceed6.5gallonsofwaterperhundredpoundsofcementinthemix.d.Slump.Concreteslumpshallbekeptaslowaspossibleconsistentwithproperhandlingandthoroughcompaction.UnlessotherwiseauthorizedbytheEngineer,slumpshallnotexceed4inches.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-4?
0e.TotalAirContent.Thetotalvolumetricaircontentofconcreteafterplacementshallbe6percentplusorminusonepercent.f.Strength.TheminimumacceptablecompressivestrengthsasdeterminedbyASTMC39shallbe:MinimumStrength(days)(psi)72,5000283,7505.STORAGEOFMATERIALS.Cementshallbestoredinsuitablemoisture-Iiproofenclosures.Cementwhichhasbecomecakedorlumpyshallnotbeused.Aggregatesshallbestoredsothatsegregationandtheinclusionofforeignmaterialsareprevented.Thebottom6inchesofaggregatepilesincontactwiththegroundshallnotbeused.flReinforcingsteelshallbecarefullyhandledandshallbestoredonsupportswhichwillkeepthesteelfromcontactwiththeground.6.BATCHINGDMIXING.Concreteshallbefurnfshedbyanacceptableready-mixedconcretesupplierandshallconformtoASTMC94.a.Consistency.Theconsistencyofconcreteshallbesuitablefortheplacementconditions.Aggregatesshallfloatuniformlythroughoutthemassandtheconcreteshallflowsluggishlywhenvibratedorspaded.Theslumpshallbekeptuniform.b.DeliveryTickets.Adeliveryticketshallbepreparedforeachloadofready-mixedconcrete.AcopyofeachticketshallbehandedtotheContractorbythetruckoperatoratthetineofdelivery.DeliveryticketsshallbeavailableforreviewbytheTownRepresentative.Ticketsshallshowthequantitydelivered,theamountofeachmaterialInthebatch,theoutdoortemperatureintheshade,thetimeatwhichthecementwasadded,andthenumericalsequenceofthedelivery.fl7.PLACEMENT.Concreteshallbeconveyedtothepointoffinaldepositbymethodswhichwillpreventtheseparationorlossofingredients.Duringandimmediatelyafterplacement,concreteshallbethoroughlycompacted,workedaroundallreinforcementsandembedments,andworkedintothecornersoftheforms.Concreteshallbecompactedbyimmersion-typevibrators,vibratingscreeds,orothersuitablemechanicalcompactionequipment.U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-68Li
formedandpositheconcreteisonthedrawings,318.Incaseof9.COLDWEATHERCONCRETING.ExceptconcretingshallcomplywithACI306.timeofmixingshallbenotlessthancorrespondingoutdoortemperature(inOutdoorTemperature(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)asmodifiedherein,coldweatherThetemperatureofconcreteatthethatshowninthefollowingtableforshade)atthetimeofplacementsConcreteTemperaturea8.REINFORCEMENT.Reinforcementsshallbeaccuratelytionedandshallbemaintainedinproperpositionwhilebeingplacedandcompacted.UnlessotherwiseindicatedthedetailsoffabricationshallconformtoACI315andconflict,ACI318shallgovern.Below30F70FBetween30Fand45F60FAbove45F45FWhenplaced,heatedconcreteshallnotbewarmerthan80F.Whenfreezingtemperaturesmaybeexpectedduringthecuringperiod,theconcreteshallbemaintainedatatemperatureofatleast50Fforfivedaysor70Fforthreedaysafterplacement.Concreteandadjacentformsurfacesshallbekeptcontinuouslymoist.Suddencoolingofconcreteshallnotbepermitted.10.FORMS.Formsshallbedesignedtoproducehardenedconcretehavingtheshape,lines,anddimensionsindicatedonthedrawings.Formsshallbesubstantialandsufficientlytighttopreventleakageofmortarandshallbemaintainedinproperpositionandaccuratealignment.Formsforpavement,curbs,orguttersshallbemadeofsteelandshallbesupportedonthoroughlycompactedearth.Thetopfaceofpavementformsshallnotvaryfromatrueplanemorethan1/4inchin10feet.Formsshallbethoroughlycleanedandoiledbeforeconcreteisplaced.Whereconcreteisplacedagainstgravelorcrushedrockwhichdoesnotcontainatleast25percentmaterialpassingaNo.6sieve,suchsurfacesshallbecoveredwithpolyethylenefilmtoprotecttheconcretefromlossofwater.Jointsinthefilmshallbelappedatleast4inches.a.FormTies.Formtiesshallbeoftheremovableend,permanentlyembeddedbodytypeandshallhavesufficientstrengthandrigiditytosupportandmaintaintheforminproperpositionandalignmentwithouttheuseofauxiliaryspreaders.111-49
00b.EdgesandCorners.Chamferstripsshallbeplacedinformstobevelallsalientedgesandcornersexceptthetopedgesofwallsandslabswhicharetobetooledandedgeswhicharetobeburied.Unlessotherwisenoted,bevelsshallbe3/4inchwide.Jc.FormRemoval.Formsshallnotberemovedordisturbeduntiltheconcretehasattainedsufficientstrengthtosafelysupportalldeadandliveloads.Careshallbetakeninformremovaltoavoidsurfacegouging,corneroredgebreakage,andotherdamagetotheconcrete.11.FINISHING.Recessesfromformtiesshallbefilledflushwithmortar.Finsandothersurfaceprojectionsshallberemovedfromallformedsurfaces,exceptexteriorsurfacesthatwillbeincontactwithearthbackfill.Slabs,pavement,curbs,andotherunformedsurfacesshallbescreededandgivenanInitialfloatfinishfollowedbyadditionalfloatingorbelting.Unformedsurfacesshallbegivenaninitialfloatfinishassoonastheconcretehasstiffenedsufficientlyforproperworking.Anypieceofcoarseaggregatewhichisdisturbedbythefloatorwhichcausesasurfaceirregularityshallberemovedandreplacedwithmortar.Initialfloatingshallproduceasurfaceofuniformtextureandappearancewithnounnecessaryworkingofthesurface.Initialfloatingshallbefollowedbybeltingorasecondfloatingatthetineofinitialset.Thebeltingorsecondfloatingshallproduceafinishofuniformtextureandcolor.Thecompletedfinishforunformedsurfacesshallbethefinishproducedbythebeltingorsecondfloating.12.CURING.Concreteshallbeprotectedfromlossofmoisturebywatersaturationormembranecuringforatleastsevendaysafterplacement.Watersaturationofconcretesurfacesshallbeginasquicklyaspossibleafterinitialsetoftheconcrete.Unformedsurfacesshallbecoveredwithpolyethylenefilm,tarpaulins,orsandtoretainthewater.Watershallbeappliedasoftenasnecessarytokeeptheconcretesaturatedfortheentirecuringperiod.uChlorinatedrubbertypemembranecuringcompoundmaybeusedinlieuofwatercuringonconcretewhichwillnotbecoveredlaterwithmortaroradditionalconcrete.Membranecuringcompoundshallbesprayappliedatacoverageofnotmorethan300squarefeetpergallon.Unformedsurfacesshallbecoveredwithcuringcompo.indwithin30minutesafterfinalfinishing.Ifformsareremovedbeforetheendofthespecifiedcuringperiod,curingcompoundshallbeimmediatelyappliedtotheformedsurfacesbeforetheydryout.Curingcompoundshallbesuitablyprotectedagainstabrasionduringthecuringperiod.UU(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-50U
0Concreteshallbeprotectedagainstfreezingforatleastsevendaysafterplacement.13.REPAIRINGDEFECTIVECONCRETE.DefectsinconcretesurfacesshallberepairedtothesatisfactionoftheEngineer.Allconcretewhichishoneycombedorotherwisedefectiveshallbecutoutandremovedtosoundconcrete,withedgessquarecuttoavoidfeathering.ConcreterepairworkshallconformtoChapter9ofACI301andshallbeperformedinamannerthatwillnotinterferewiththoroughcuringofsurroundingconcrete.Repairworkshallbeadequatelycured.16.CONCRETEFORPIPEBLOCKINGANDENCASEMENT.Concreteforburiedblockingandencasementofpipeshallconformtothelimitingrequirementsspecifiedhereinbefore,exceptthattheair-entrainingagentmaybeomittedandthecementfactorandtotalwatercontentmaybeadjustedtoprovideaminimumcompressivestrengthof3,000psiat28days.Concreteshallhaveaslumpofnotlessthan2inchesnormorethan5incheswhenplaced.15.NONSHRINKINGGROUT.Nonshrinkinggroutshallbefurnishedfactorypremixedsoonlywaterisaddedatjobsite.Groutshallbemixedinamechanicalmixer.Nomorewatershallbeusedthanisnecessarytoproduceaflowablegrout.a.Preparation.Theconcretefoundationtoreceivenonshrinkinggroutshallbesaturatedwithwaterfor24hourspriortogroutfng.b.Placement.Groutshallbeplacedinstrictaccordancewiththedirectionsofthemanufacturersoallspacesandcavitiesbelowthetopofbaseplatesandbedplatesarecompletelyfilledwithoutvoids.Formsshallbeprovidedwherestructuralcomponentsofbaseplatesandbedplateswillnotconfinethegrout.c.EdgeFinishing.Thegroutshallbefinishedsmoothinalllocationswheretheedgeofthegroutwillbeexposedtoviewafterithasreacheditsinitialset.d.Curing.Nonshrinkinggroutshallbeprotectedagainstrapidlossofmoisturebycoveringwithwetragsorpolyethylenesheets.Afteredgefinishiscompleted,thegroutshallbewetcuredforatleastsevendays.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS0)111-51
00H.MAINLINEWATERMETERS.U1.GENERAL.Mainlinewatermetersshallbemagneticdrivecompoundtype.Allmagneticdrivecompoundwatermeters,8—inchandlarger,underthisSpecificationshallbemanufacturedinstrictaccordancewithAWWAStandardC?02,“ColdWaterMeters-CompoundType”,withthefollowingadditionalrequirementsorexceptions.Thedisplacementmetersectionofthemagneticdrivecompoundmetersshallbeofthenutatingdiscoroscillatingpistondesign.AnydirectreadingremoteregistrationdevicesuppliedwiththemetershallmeettherequirementsofAWAStandardC706.2.OUTERCASING.Theoutercasingofallmagneticdrivecompoundwatermeters6—inchandlargershallbeofbronzeorironbodyconstruction.Thequalityofthebronzerequiredintheoutercasingforsuchmetersshallbeanon—ferrousmaterialcomparableto,butnotlessthan85—5—5—5percentSAEStandard40,ASThB62,andFedSpecQQ-B—691A.AlloutercaseboltsandnutsshallbebronzeorNo.316stainlesssteel.Boththedisplacementandtorrentsectionsofthecompoundmetermustbeenclosedwithinasingleoutercasing.fl3.REGISTERS.Registersshallbestraightreading,magneticdriven,inU.S.gallons,hermeticallysealedandfullyguaranteedagainstallcostofrepairforaperiodofnotlessthanfiveyearsonshoprepairableregister;andshall,whendesignedasahermeticallysealedcombinationregister,traingearunitrequiringfactoryexchange,befullyguaranteedagainstallcostofrepairforaperiodofnotlessthan10years.Shoprepairableregistersmaybechangegearequippedtotheextentthat,shouldbreakdownoccur,theyshallnotrequirefactoryexchangeandnayhavechangegearsclearlyvisiblethroughtheregisterface.Registers,hermeticallysealedatthefactoryasacombinationregister,traingearunit,andrequiringfactoryexchange,shallbeacceptableinlieuoftheaforementioned,butshallbeaccuratelycalibratedandshallmeettestrequisitesassetforthInthisSpecification.Allregistersshallbesealedagainsttheelements(moisture,dirt,etc.)andshall,Ifshoprepairable,beprovidedwithadehumidifier.Registerspermanentlysealedatthefactoryasacombinationregister,traingearunitshallnotbesoprovidedwithadehumidifier,butshallbesodesignedandsealedthatsucharrangementsshallbecomparableto,orexceed,thatofthoseregisterssoequippedandshall,inanyevent,interchangewithanymagneticdrivemeteroflikesizeandmanufacturer.Magneticcouplingshallbefullyshieldedagainstforeignmagneticinfluence.Registersshallbeequippedwithcentersweephand,paintedred.U(ESTESPARK,CflLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-52U
0.04.GEARCUPS.Gearcups(whensoincludedassuch,bydesign)shallbeamoisture—freechamber,orcompartment,separatedfromthewaterpassage,andfurtherprotectedbyadesiccantorhumidifyingcapsuleinshoprepairableregisters.Gearcupsshallbesmoothlymachinedandrecessedtoaccommodateregister.Registerseatistobemachined360degrees.5.REGISTERBOXES.Registerboxesforshoprepairableregistersshallbeprovidedwithatleasttworegisterboxscrews,placedexactlyperpendicularonetotheother180degreesapart,andprovisionshallbemadetothoseradiithatcenter90degreesfromeachsealscrewfortheeliminationofpossibledistortioncreatedbymalformationofsealringormisalignmentofsealscrewapertureandtap,thatcould,initsbroadestsense,createanintersticeallowingwatertoinfiltratetheregisterchamber.Sealscrewheadshallbeprovidedwithtwoorificesexactly90degreesaparttoacceptsealwirewithoutreversingregisterboxscrewafterpropersealhasbeenattained.Registerboxesshallnotbedrilledinanymannerthatwould,ortendto,violatehermeticseal.Acceptablemagneticdrive,combinationregister,traingearunit,permanentlysealedatthefactory,shallattachtotheoutercaseofthemeterbytheuseoflockingdevicedesignedtoprovidepositiveattachmentoftheunitontheoutercasebypositioningunitonoutercaseandturningclockwise,orcounterclockwise,toalockposition.SuchunitsshallbefurtherprovidedwithaNo.316stainlesssteelornonellockset.Locksetshallbebydesign,athreadedlockingscrewtofurtherdeterlooseningoftheunitinserviceandshallbebydesign,athreadedlockingscrewtofurtherdeterlooseningoftheunitinserviceandshallbeprovidedwithalens(registerglass)ofsufficientthickness,andtemper,toresistbreakageagainstanyforeseeableconditionotherthantheexception;andshallnotdistortregisternumeralsbecauseofrequiredthicknessand/ortemper.6.DISCS—PISTONS.Allmagneticdrivedisplacementmetersshallbeofanutatingdiscoroscillatingpistondesign.Displacementflatdiscplateshallbeconstructedofthreepieces,consistingoftwohalfballsandaflatdiscplate.Suchconstructionshallbeunreinforcedhardrubber,orasnearthespecificgravityofwateraspossible.DiscsmaybeofreinforcedconicalconstructionandshallhaveanonelorNo.316stainlesssteeldiscspindle.Discsofconicalconstructionshallbeofhardrubberofasnearthespecificgravityofwaterasispossiblewithreinforcing.Notwithstandingthepossibilitythatthismaynotbeattained,sensitivityofthedisctowatermovementshallbeequalto,orexcelthatof,theflatdiscplate.Oscillatingpistonsshallbeofhardrubberofasnearthespecificgravityofwateraspossible.Allthree—piececonstructionshallhaveaiionelorNo.316stainlesssteelthrustrollerandshallbefirmlyheldtogetherbyathreadedspindle.SuchspindleshallbeofamonelorNo.316stainlesssteelandshallbesecurelyfastenedintheassembleddiscs.Spindleshallfurtherberemovableandreplaceable.Flatdiscplatesinapprovedchambersofpolymermaterialmaybemoldedone—piece,butshallbeequippedwithspindleofNo.316stainlesssteelormonel-thrustrollermaterialmaybeasengineeredforapolymerchamber.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-53
001]7.MAGNETS.Driveanddrivenmagnetsshallbeoftheflatceramictype,1]providedaspermanent,andshallbedesignedin360degreeproximitytoeliminateeccentricmotionwhenrotating.MagnetsmayalsobeAlincoorequalmagnets.Allmagnetsshallbeofsufficientmagneticstrengthtopreventslippagebetweendriveanddrivenmagnetunderallconditionsofoperation(surge,excessiveflow,etc.).8.STRAINERS.Alldisplacementmetersshallbeprovidedwithstrainersofaqualitynotlessthan30302Fmaterialorahighimpactplasticandshallseattightlyinthecasetopreventmovement.Plasticsusedinthemanufacturingofstrainersshallbeofanon-toxiccomposition.£19.CHAMBERS.Measuringchambersshallbeofacorrosion—resistantmaterialofaqualitynotlessthan85—5—5-5percentSAEStandard40,ASTM862.76,andFedSpecQQ—B—681A.Nutatingdisctypeshallconformtotheaboveexcept,shouldaPentonchamber(orachamberofplasticmaterialwhichshallbeequaltoorexcelthequalityanddurabilityofPenton)provetobemoredesirable,suchchambermaybefurnisheduponapprovaloftheTown.Allchambersshallberemovableordetachablefromtheoutercase.Chambersfortheflatdisc,three—piececonstructionmaybeofatwo-part,snapjointdesignorsecurelyheldbyscrews.Chambersfortheflatdisc,three—piecedesignshallhaveamonelorNo.316stainlesssteelthrustrollerinsertthatshallberemovableandreplaceable.Chamberswithbackstrapremovedmaybeequippedwithamemphistypeinsertbearingplateofaplasticmaterial,andshallbefullyguaranteedagainstdistortion--otherthanthatnormallyencounteredinchamberswithoutsuchremovalofbackstrap.AllflatdiscchambersshallhaveamonelorNo.316stainlesssteeldivisionplatethatshallbesecurelyfastenedtothechamberbutshallberemovableandreplaceable.Chambersforthereinforcedconicaldiscshallbeofathree—partconstructionconsistingofatopplate,chamberrings,andabottomplate-—assemblytobebyscrews.SuchmeasuringchambersshallhaveamonelorNo.316stainlesssteeldivisionplate,securelyfastenedtothechamber,butshallberemovableandreplaceable.Allmeasuringchambersshallbesmoothlyandaccuratelymachinedtotheclosestallowabletolerance.Suchchambersshallhaveaccuratelyfitdiscassemblies,andchambersshallbesecuredinpositionsothatanyslightdistortionwillnotaffectthesensitivenessofthemeter.OscillatingpistontypechambersshallhaveamonelorNo.316stainlesssteelcontrolrollerpostandshallhaveamonelorNo.316stainlesssteeldivisionplateencasedinrubberorsuitableplasticmaterial.Divisionplateshallbesecurelyfastenedtothechamberandshallberemovableandreplaceable.Oscillatingpistontypechambers,exceptthosechambersmanufacturedofanapprovedpolymermaterial,shallhaveamonelorNo.316stainlesssteelcontrolrollerpostandshallhaveamonelorNo.316U(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-54
0Cstainlesssteeldivisionencasedinrubberorsuitableplasticmaterial.Divisionplateshallbesecurelyfastenedtothechamberandshallberemovableandreplaceable.10.GEARTRAINS.Drivetrainsshallnotcontainanywormdrivegearsorwormdrivengears.Intermediategeartrainsshallbedrivenbymagneticcouplings.Suchtrainsmaybeattachedininnerchamberoftheoutercase,securelyfastenedinthegearcup,orasapartofapermanentlyfactorysealedcombinationregister,traingearunit.Trainsattachedtoinnerchambershallbehermeticallysealed,butshallberepairablewithoutfactoryexchange.Suchtrainsshallbesoattachedtotheinnerchamberthatasealiseffected,prohibitingpassageofwaterfromoutercasechambertogearcup.Suchsealshallbetermedpermanent,butshallberemovable.Trainsthat,bydesign,areincorporatedintothegearcupshallbesecurelyfastenedbyretainingspringtopreventmovementoftraingearassembly.Suchtrainsshallbeprovidedwithdehumidifiertofurtherpresentmoisture.11.STUFFINGStuffingbox,inmagneticdrivecompoundmeters,shallbeeliminated.Suchdesignshallprovidepermanent,leakproofsealfromoutercasechambertogearcup.12.DRIVINGPAWLS.Lowerdrivingpawis(crossbar)onmagneticdrive,nutatingdiscmetersshallbemanufacturer’sdesign.Upshaft,ordrivespindle,shallbemonelorNo.316stainlesssteel.Drivingpawl(crossbar)shallbesecurelyfastenedtodrivespindleinamannerpreventinglossofpaulduringnormaloperationofmeter.13.TRIM.Alltrim(screws,etc.)shallbenonelorSAE30300seriesstainlesssteel(stainlesssteelshallnotbelessthanSAE30302F).14.TORRENTSECTION.Thechamber,orcage,forthetorrentsectionshallbemadeInaccordancewithAWAC?02,excepttheboltsshallbeNo.316stainlesssteel.Thetorrentsectionshallbeaself-containedunit,firmlyseated,buteasilydetachedandremoved.15.CERTIFICATION.Themanufacturersshallfurnishaswornstatementthattheinspection,andallofthespecifiedtestshavebeenmadeandtheresultsthereofcomplywiththerequirementsoftheapplicablestandard(s)hereinspecified.AcopyoftheCertificationshallbesenttothePublicWorksDirector.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)111-55
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1CjAPPENDIXADETAILS
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PIPEMINIMUMMAXIMUMDIAMETERWIDTHWIDTH4”I’-4”2—4”6”I6’8”I’8”12”2-0”3-0”6”2—4”3—4”20”2-8”3-8”24’3-0’4’O”________embedmentshallbespeciffcationtobeplacedinnot6”liftsandbyslicingwithavibrating.Compactedembedmentshallbefinelydividedjobexcavatedmaterial,freefromdebris,organicmaterialandstones,placedinuniformlayersnotmorethan8”thick,andcompactedto95Zmaximumdensityasdeterminedby0698.Granularembedmentbesubstitutedforallorofcompactedembedment.Handplacedembedmentshallbefinelydividedjobexcavatedmaterfalfreefromstones.OPENFIELDINSTREET0TRENCHlOBEBRACEDORSHEETEDASNECESSARYFORTHESAFETYOFThEWORKMENANDTHEPROTECTIONOFOThERUTILITIES.EXISTINGSTREETSURFACEUNIFORMCUTLINEv—EXISTINGBASECOURSEBASECOURSEDIPIPESHALLEBEDDEDFROM3”106’BELOWTHEBOTTMOFTHEPIPET06’ABOVETHETOPOFTHEPIPE.TYPICALTRENCHSECTION\.....-BEDDINGASSPECIFECINANDASSHOWNBELOWCHAPTERffiNOTES:Granularmaterialchapter3morethancompactedshovelor1m—7/77b9m,-71b/4..’,7/D3“f77/t7./f77/46,,-rcA.CLASSBMODIFIEDFIRSTCLASSBEDDINGASTMmaypartTYPICALTRENCHSECTION__&Enrs-AtctWtctsIESTE$PAIl,COLO1AIIJWATERUTILITYPOLICIESDETAILNI.IRejinalfficeAllSTANIARI$
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[rCCC,___CC;[CCCCC,[r1UCC0APPENDIXBWATERMETERANDSERVICELINEDETAILS
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C.0APPENDIXBWATERMETERANDSERVICELINEDETAILSThefollowingdetailsaretakenfromthe“EngineeringStandardsoftheBoardofWaterCommissionersofDenver,Colorado”andarereprintedhereforconvenience.TheinstallationofwatermetersandservicelinesshallgenerallyfollowthesedetailsasmodifiedbyChapterIIIoftheseStandards.Thefollowingexceptionsshouldbenoted:1.Whenever“CustomerServicesDepartment”or“WaterDepartment”isnamed,thePublicWorksDirectororhisrepresentativeshallperformthosefunctionsalludedto.2.CustomerorContractorshallberesponsibleforfurnishingandinstallingallappurtenanceswhichareshownonthedrawings,includingthewatermeterandremotereadoutunit.ThecustomerorContractorshallbuythewatermeter,pit,andremotereadoutfromtheTown.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)APPB-l
00
pGENERALMETERNOTES1.LocationofmeterobeestablishedbyCustomerServicesSection.2.AllsettingsmustbeinspectedbyCustomerServicesSectionbeforebackfilling.3.Ifthestreetorgroundisnottoofficialgradeatthetimeofinstallationofthemeter,theownermustraiseorlowerthemetervaultwhenthefinalgradeisestablished.4.Jointsandgalvanizedpipingshallnotbeallowedinsidethemetersetting.5.AbypassistobeinstalledunlessotherwisespecifiedbyCustomerServicesSection.6.Theservicelinethroughandonbothsidesofthemeterpitmustbeofthesamematerial.7.Noconnectionsshallbemadeinthemeterpit.Sprinklerconnectionsmustbemademorethan5feetfromthemeterpitonthedownstreamside.8.GateValvesshallbeinconformancewithSection6.23and145—4,MS—4A,andMS—2loftheseStandards.9.StopandWasteValvesshallbeinconformancewith145—21oftheseStandards.10.Allvalves4inchdiameterandlargershallbesupportedbyadjustabl,steelsupports,and1—1/2inchdiameterandlargermetersshallbesupportedbyconcreteblockswithsteelshims,ifneeded.11.ManholeringsandcoversshallbeinconformancewithSection6.32oftheseStandards.12.MeterpitsandcoversshallbeinconformancewithSection6.27and145—23oftheseStandards.13.Othermetersettings:Settingsofmetersotherthanshownanddetailedhereinshallbeconsideredasnon—standardanshallrequirepriorapprovalofproposedpipinglayout,metersettingandstructuraldesignofvaultforeachseparateinstallation.14.Backflowpreventiondevicesmayb•requiredinconformancewithSection6.11.15.Afloordrainshallbeplacednearthemeterfornewinstallations.Afloordrainisnotrequiredforamiterinexistinginstallations.DENVERWATERDEPARTMENTGENERALNOTESSCALEQL...___....___jDATESRL2.ORN.Y_ITR.___,....._._1cx.______________________________________APRIDR.---NO.-REVISED588SHEET42OF73
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USE 5/i6”,1’MIDDLE RING ON C0UPtINS
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USE 5116 x 7’UIOOLI RING ON COUPLINGS
7080-Id CAN 8E USED FOR ALL COld
WALLS
USE SIj’7”MIDDLI HIND ON COUPLINDS
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APPENDIXCHARNESSEDPIPEDETAILS(NotetoUser:NoDetailNo.1)
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00APPENDIXCHARNESSEDPIPEDETAILSThefollowingdetailsaretakenfromthe“EngineeringStandardsoftheBoardofWaterCommissionersofDenver,Colorado”andarereprintedhereforconvenience.HarnessedpipejointsshallconformtoDetailNo.3ortotheseDetails,attheContractor’soption.Thefollowingexceptionsshouldbenoted:1.LengthoftiedpipeshallconformtoDetailNo.3.2.Sizeandtypeofrod,nut,andothermaterialsshallconformtoChapterIII.(ESTESPARK,COLORADO)(WATERUTILITYPOLICIES)(ANDSTANDARDS)APPC-1
00
NHARNESSEDMECHANICALJOINTSESTESPARKSCOLOIANWATE1UTILITYPOLICIESAMOSIAMDAR)$C01’
00ElEDElUUUUUUUUUUUUUUU
ALTERNATEDESIGNTIERODSANDNOTHRUSTBLOCKSfA/e,-na/edes/gnwi//beoccep”edwherefrhrus*blocksa/-cnaFeasible)MINIMUMLENGThOFTIEDPIPE(FT.)*BENDSVALVE,PIPE•TEEDRSIZEH1/40221/24590°DEADEND6”22346(19(98”142854(43(4310”(631612002002”(836682(02(014”20387322122!e-ç’A,:A)Lei-g’ho’,e&Jsidee-dodeadeta,d8Ligi½wh,fltru3eedge’Met-c’‘‘r,ecessa,-,/,oFi.Wi’,et’pioeis,‘ge’i’y’iewra,ôeii,crease/e-½,/5-es/etg½give...-,,,,“t’..’e.3.4/!p4ethai’is’to,’he/c’w,h9/c‘-co’ssho’//óebonded,Lc9e/hefr,Lomakeate/eci’fr,ca/CQf/?cc,s.ic,,,CBased[[[C[CC[[[[CC[C[[tor,I/nepr-es-s-tireof/50p.s./HARNESSEDMECHANICALJOINTSESTESPARk,COtORADOIEnQin..rs-Atct7dectsWATERUTILITYPOLICIESDETAILN013Rocky$outaiANDSTANDARDSSHEET2of2Relionalffice
00
I.j .-—E.1
m
P1
0
C,’
ROD DIAMETER,GRADE &LENGTH OF TIED PIPE
PIPE SIZE 4”6 I”12”16”20”24”
FITTING D C C 0 L 6 0 C C 0 C 6 D C C 0 C 6 0 C 6
900 BEND.34 3d’
“
45’60’MS.34 86’U.S.I”08’jj,I %132’115 —1551)’—
TEEPLUG ———————
OR VALVE
45°BEND 9’U.S.34 13’MS.34 18’U.S.25’U.S.I”32’U.S.34 39’U.S.—45.0 -
224’BEND 34 o’as.4’us.34 u.s.%z’u.s.8’a&.¾to’U.S.=12.d -
0 ———
—2’“.H
u4 BEND ————44 1.0 U.S.34 2’U.S.3/4 2’as.3/4 3 u.s.—3.0 —
0U
____
NOTES:
m j
Z X I-LENGTH OF TIED PIPE MEASURED EACH W(FROM VALVES AND BENDS.
r-TEE OR VALVE 2-CLAMPS AND RODS NOT ALLOWED FOR 24 AND LARGER PIPES.
3-0=DIAMETER,L:LENTH,GGRADE
m C)MS.MILD STEEL,H.S.HIGH STRENGTH.
I —I —i 4-MINIMUM 4.5’GROUND COVER REQUIRED.
I 5-BASED ON 150 PSI INTERNAL PRESSURE,FOR L AND PRESSURES
1’I in L
________
LISTED ON SHEET 16 OF 68 fOR D AND 6.
—L___6-M.S.MEANS MILD STEEL ROD A.S.T.M STANDARD DESIGNATION A-36.
t Sb 0 ::!
0
7-/MEANS HIGH STRENGTH ROD A.S.T.M.STANDARD DESIGNATION
m in 90 BEND A-I93 GRADE 8-7.
=
8-NUTS SHALL BE A.SIM.STANDARD DESIGNATION A-307 GRADE A
—Iz /OR B HEXAGON HEAVY SERIES.
0 —
9-SEE TIE ROD DETAIL DRAWING.ALSO,TIE ROD COUPLING DETAILS,
—4 L CLAMP DETAILS AND SET CLAMP DETAILS.
i Li i 10-LENGTH REFERS TO THE AMOUNT OF PIPE WHICH MUST BE TIED
P1 fo -J m BENDS TOGETHER AND IS NOT NECESSARILY THE LENGTH OF THE RODS.
rn
II
__
-1
00
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00UUUUUUUUUUUUUUUUU
TIERODDETAILE1.’0WASHERDETAILTIERODSAIICOQIrHAD[ooGAO(OIAMCTERILENGTI4ILENGTN3f4”,IIe”ITOti’ZOMSI’4—IV2jAilTPreodIIS2OWASHERS0EGWIDThIOLEDIAM(TER1ICXNSanRod3‘26‘/Li.r?1@nRo3NOT!:SEETIEDJOINTSRODDIMENSIONSSHEET.2.SEECLAMPDETAILSANDDIMENSIONS(SHEETZI.)FORPROPERPLACEMENTOFWASHERS.3.M$MILDSTEEL4SC4IGHSTRENGTHDENVERWATERDEPARTMETERODANDWASiERDETAILSSCALE:NONEDATE:ORN.A.J.FITR.____C.R4.SAPP______S‘{_WASHER‘—ILIItIiI’IJIiHIlIrREVISED.588SHEETISOF73sEE
00
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00
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00UUUUUUUUUUUUUUUUUU
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00
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00
DENVERWATERDEPARTMENTWALLCLAMPSFOR4’,6,8&QaMETERSSCALE:NONE———{ATE:AUGT.J9ZJDAN.—tC____IDR.J2NO.WALLPLATESCALE1/4.I’-O”I”MASTICAROUNDPIPEi€4z3zO’-9SECTIONA-AREVISED5-88SHEET51OF73SHE!
00