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HomeMy WebLinkAboutPACKET Town Board 2011-08-23LOCAL CONCERNS All jurisdictions are not = LOCAL CONCERNS All jurisdictions are not = LOCAL CONDITIONSLOCAL CONDITIONS 2 All codes are not = IRC –International Residential CodeIRC –International Residential Code IBC –International Building Codeg IEBC – International Existing Building Code 3 All codes are not = IRC – International Residential Code •Regulates most 1 & 2 family homes and townhouses•Regulates most 1 & 2 family homes and townhouses •Three stories or less •No mixed-use buildings•No mixed-use buildings •Accessory buildings included •Townhouses are single-family dwellings that are attached side-by-side. 4 All codes are not = IBC – International Building Code •All new construction not regulated by the Residential Code •Commercial Uses •Mixed Uses •Residential Uses •Includes any building or portion of a •Multi-Family, depending on design ygp building used for sleeping purposes 5 All codes are not = IEBC – International Existing Building Code •Designer’s option to use IEBC or IBC •Does NOT include anything regulated by the IRC Allows partial sprinkler systems •Includes additions, remodels, and changes of use Allows partial sprinkler systems •Area of Work •Area of Addition 6 •Area of Change of Use All uses are not = One & Two Family HomesOne & Two Family Homes •Regulated by the Residential Code •Sprinkler systems required for all new Th •Sprinkler systems required for all new construction Townhouses •Regulated by the Residential Code •3 or more attached units side by side •Sprinkler systems required for all new 7 py q construction All uses are not = •Hotels & Motels (R 1) New Residential uses regulated by the IBC •Hotels & Motels (R-1) •More than two attached units •Apartments (R-2) •More than two attached units •Residential uses in a mixed-use building (R3) p() •Lodges, etc. (R4) g( ) 8 All uses are not = New Assembly uses regulated by the IBC •Restaurants with an occupant load of less thanRestaurants with an occupant load of less than 50 are classified as a business use (B) •Restaurants with an occupant load of 50 orRestaurants with an occupant load of 50 or more are classified as an assembly use (A-2) •Many life-safety requirements change when the •Sprinkler systems required when the design Many life safety requirements change when the design occupant load is 50 or more occupant load exceeds 100 •There are five different assembly classifications (A 1th hA 5) h ith ifi lif ft 9 (A-1 through A-5), each with specific life-safety requirements All sprinkler systems are not = NFPA 13 – Complete System •NFPA = National Fire Protection Association •NFPA provides multiple standards for sprinkler •Of all standards for sprinkler systems, NFPA 13 tidthitti systems •Includes protection in some concealed spaces systems provide the maximum protection 10 All sprinkler systems are not = NFPA 13R – Residential systems with less coverage than NFPA 13 •Residential uses regulated by the IBC •R = Residential •Most concealed spaces not protected •Residential uses regulated by the IBC – Hotels, Motels, etc. •Most concealed spaces not protected •Some small rooms not protected 11 •Quick-Response Heads All sprinkler systems are not = NFPA 13D – Residential systems systems with less coverage than NFPA 13R •D = Duplex •Residential uses regulated by the IRC –oneResidential uses regulated by the IRC one and two family dwellings and townhouses •Dedicated water service line not requiredDedicated water service line not required 12 All sprinkler systems are not = IRC P2904 – New standard for one- and two- family dwellings and townhousesfamily dwellings and townhouses •Considered equivalent to NFPA 13D 13 Conditions requiring ikl tsprinklers are not = USEUSE FIRE AREA of the use (fi it td t ti ) •Assembly, Residential, etc. FIRE AREA of the use (fire-resistance-rated construction) •Greater area = greater design occupant load and/or fuel load DESIGN OCCUPANT LOADDESIGN OCCUPANT LOAD •Determined by the use and the area LOCATION of the use •Escape & Fire Operations 14 Example of A-2UseExample of A 2 Use IBC Chapter 3 specifies 26 different use and occupancy classifications A-2 =Assembly uses intended for foodA2 Assembly uses intended for food and/or drink consumption including, but not limited to:not limited to: Banquet halls Night clubsNight clubs Restaurants Taverns and bars 15 Taverns and bars IBC Chapter 9 Fire Protection Systems 903.2.1.2 Group A-2 (Example, con’t.) A tti ikl t hllb id dAnautomaticsprinklersystem shall beprovided for Group A-2 occupancies where one of the following conditions exists:following conditions exists: 1. The fire area exceeds 5,000 square feet 2. The fire area has an occupant load of 100 or more, or 3. The fire area is located on a floor other than a level of exit discharge serving such occupancies. 16 All construction projects t pjare not = NEW = IRC or IBC EXISTING = IEBC or IBC Additi•Additions •Remodels •Changes of Use 17 All construction projects tare not =USE •Townhouses = IRC = NFPA 13D•Townhouses = IRC = NFPA 13D •Hotels & Motels = IBC = NFPA 13R •Banquet Halls, Night Clubs, Restaurants & Bars = FIRE AREA IBC = NFPA 13 DESIGN OCCUPANT LOAD •Area of use LOCATION •Area of use 18 •Floor or story of use •Commercial Downtown District Current AmendmentsCurrent Amendments With the recent adoption of the 2009 International Building Codes the Town Board of Trustees has already approvedCodes,the Town Board of Trustees has already approved the following three amendments, relating to requirements for automatic sprinkler systems. 1. The amendment to the 2009 IRC, Section R313.2 exempts detached one and two family homes fromexemptsdetachedone-and two-family homes from requirements for automatic sprinkler systems. This amendment is less restrictive than the code, which requires all newly constructed homes, including detached single family homes to be protected with automatic 19 single family homes,to be protected with automatic sprinkler systems. Current Amendments (’t)Current Amendments (con’t) 2.The amendment to the 2009 IRC,Section R101.2 allows2.The amendment to the 2009 IRC,Section R101.2 allows all detached, non-mixed-use residential buildings, containing no more than two units, to be regulated by the IRC, regardless of the residential occupancy classification Thisregardlessoftheresidentialoccupancyclassification.This includes exemption of the requirement for automatic sprinkler systems. This amendment is less restrictive than the code. The IBC requires automatic sprinkler systems throughout all newly constructed buildings which contain residential uses, regardless of the number of residential units 20 regardless of the number of residential units. Current Amendments (con’t) 3. The amendment to the 2009 IBC, Section 903.2.7 Current Amendments (con t) requires sprinkler systems when the fire area of retail occupancies containing upholstered furniture exceeds 5 000 square feet5,000 square feet. This amendment is less restrictive than the code,which, has no area threshold before requiring automatic sprinkler systems in these occupancy uses. The threshold of requiring automatic sprinkler systems when a fire arearequiringautomaticsprinklersystemswhenafirearea exceeds 5,000 square feet is a very common amendment in other jurisdictions, especially with Fire Codes. In many jiditi thi li t ll bildi t jtthi 21 jurisdictions,thisapplies toall buildings, not just this application. Proposed Amendments 903.2.1.2 Group A-2 exception In existing buildings,when there is a change of occupancy togg,g py A-2 uses, the requirement for an automatic sprinkler system shall not apply when the new A-2 occupancy complies with all of the following conditions:Less restrictiveofthefollowingconditions: •Ground floor occupancy Less restrictive •Design occupant load not greater than 300 •Two visible exits at opposite ends of the fire areapp •A-2 uses with a design occupant loads greater than 100 shall be required to spend a maximum of 25% of the total 22 value of significant improvements on sprinkler systems Proposed Amendments (con’t) S ti 903 2 f th IBCSection 903.2 of the IBC 903.2.13.1. Buildings in non-residential zone districts allowing zero property line setbacks e g CD-Commercialallowingzeropropertylinesetbacks,e.g.CD Commercial Downtown. New construction More restrictive •NFPA 13 systems required New construction Additions and Remodels–sprinklers required by the IEBCpqy •NFPA 13 system required Additions and Remodels–sprinklers NOT required by the IEBC •10% of the total value of significant improvements to be spent on NFPA 13 sprinkler systems Changes of Use 23 •The provisions of this amendment do not apply to changes of use Proposed Amendments (con’t)Proposed Amendments (con t) 903.2.13.2.1. Buildings in non-residential zone districts ith h f L titiwithchanges of use. Sprinkler systems required for new uses Less restrictive •Systems required •Exception - Buildings containing no more than two residential units are required to spend a maximum of 25% of the total value of significant improvements on sprinkler systems 24 Proposed Amendments (con’t) 903.2.13.2.2. Buildings in non-residential zone districts with fire areas greater than 5,000 square feet Ntti More restrictive •NFPA 13 systems required New construction Additions and Remodels – sprinklers required by IEBC •NFPA 13 system required •10% of the total value of significant improvements to be spent on NFPA 13 sprinkler systems Additions and Remodels – sprinklers NOT required by IEBC to be spent on NFPA 13 sprinkler systems Changes of Use •The provisions of this amendment do not apply to 25 p pp y changes of use Proposed Amendments (con’t) 903.2.13.3. Residential buildings constructed under approved development plans do not require sprinkler systems mandated by new provisions when they complysystemsmandatedbynewprovisionswhentheycomply with all of the following conditions as of the adoption date of this amendment. This amendment does not apply to development plans that are granted future timedevelopmentplansthataregrantedfuturetime extensions. •Installed water service infrastructure Less restrictive •Building permit issued •Installed water service infrastructure •Residential use buildings are detached, non-mixed es de t a use bu d gs a e detac ed, o ed use with no more than four units or constructed as townhouses Dl tPl ii d tild 26 •Development Plan revisions do not include additional residential units