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Image 78 of The Kentucky building code / Judith G. Walden, editor

415.3 — 415.5 SPECIAL DETAILED REQUIREMENTS BASED ON USE AND OCCUPANCY 2 *\ gist, appropriate regulatory agency or other source approved by the outer perimeter where they are in accordance with · the code official shall make such determination. the lntermirional Fire C rule and NFPA 30. LIQUID. A material that has a melting point that is equal to or 3. Spray paint booths that comply with the Iiireriiritirmul less than 68°F (20°C) and a boiling point that is greater than Fire C ode need not be located on the outer perimeter. 68°F <20°€> et, lil-7 here tltll ld’e>— Wheh het etherwrse ldehtl- 415.3.1 Group n minimum distance to im lines. Regard- IIcd»_ma mmm hqurd theludes bom flammable and combust" less of any other provisions, buildings containing Group H me Ilqmda occupancies shall be set back a minimum distance from lot LIQUID STORAGE ROOM. A room classified as a Group lines as set forth Items l through 4 below. Distances shall be H-3 occupancy used for the storage of flammable or combusti— measured from the walls enclosing the occupancy to lot ble liquids in an unopened condition. llll€S. llldlldlllg those 0ll tl Pllbll€ WHY. LIQUID USE, DISPENSING AND MIXING ROOMS, 1. Group H- 1. Not less than 75 feet (22 860 nun) and not Rooms in which Class I, Class II and Class IIIA flammable or l€SS than Fffqlllfed by Tilblti 4l5·3. l· edurhustlhle lrqurds ere used, drspehsed OT uured rh epeu edh- nxeeptieur Fireworks rumiurueruriug buildings tam€TS· separated in accordance with NFPA I 124. LOWER FLAMNIAIILE LIMIT (I·‘FI“)‘_Th° mimmum com 2. Group H-2. Not less than 30 feet (9144 mm) where ccmmtlon Ofvapmm aII_aIYVIaI°h P“’PaSa“°“ Offlamc wtllee- the area of the occupancy exceeds 1.000 square feet cur in the presence ofan ignition source.·The LFL1s sometimes (93 mg) and it is not required to be located in u dg referred to as LEL or lower explosive limit. mchcd building NORMAL TEMPERATURE AND PRESSURE (NTP)- A 3. Groups R-2 and R-3. Not less than 30 feet tis 240 temperature of 70°F (21°C) and a pressure of l atmosphere mm) where adetached building is required. See Table [14.7 psia (101 kPa)]. 415_3_2_ SERVICE C0RRID0R· A fully ehelesed passage used for 4. Groups R-2 and R-3. Occupancies containing materi- trehspdrtrug HPM and purposes other than required means of ais with explosive characteristics. Not less than the €gT€SS· distances required by Table 4l5.3. I. SOLID- A materiel that hes e melting point, deeerhpdses or 415.3.2 Group H-1 aud R-2 or R-3 detached buildings. suhlimes at stempereture sresterthau 68°F <20°C>- Where er detached building is required by Table 415.3.2. · ST()RA(;E, HAZARDOUS M ATERIALS_ gheredare po requirements for wall and openings protection 1. The keeping, retention or leaving of hazardous materials age OIT Ocauofi _On property _ in closed containers, tanks, cylinders or similar vessels, 415-4 SPECIIII PIOVISIOIIS for GTOUP II-I 0€€IIPaII€I€S· GIUUP cr H—l occupancies shall be in buildinds used for no other purpose. 2. versus supplying epemiuis through uueee ehelllhet gre stty tg helslit ehdlge rglthregtltbheegtgijgy mms to the Vassar craw spaces or on er un er- _ oor spaces. oo s s a e o ig - _ _ _ _ _ _ weight construction with suitable thermal insulation to prevent m;IA'Ii;aRI’;L)· Placmg a matcnal mm actmm theludthe sensitive material from reaching its decomposition temperature. so 1 s, iqui s an gases. . .. G H—1 ` " `l;h‘h·‘ W°l¥KSTAl`lQN· A dehhed sreee ereh thdeeehdeht r>hhel· thenigtgiies uumiiigiisiiiiiifgiirfimgiiriiliu`uiiuiiiriZ;€efi pf: PIECE et Pfgugpmcm uimg HP M Wtthth 3 fabucatlonhmca ceeding the maximum allowable quantities per control area in W Fm 3 Spccl lc unCUOn’ alaommry procedure OI fcscarc ac` Table 307.7.(2) shall comply with requirements for both Group t1v1ty occurs. Approved or listed hazardous materials storage H_l and Group H_4 Occupancicg cabinets, flammable liquid storage cabinets or gas cabinets U serving a workstation are included 35 part of the workstation A 415.4.1 Floors in storage rooms. Floors in storage areas for workstation is allowed to contain ventilation equipment, fire organic peroxides, pyrophoric materials and unstable (reac- protection devices, detection devices, electrical devices and tive) materials shallbe of liquid—tight. noncombustible con- other processing and scientific equipment. SIFUCUOH. 415.3 Location on property. Group H shall be located on 415.5 Special provisions for Group H-2 and H-3 occupan- property in accordance with the other provisions of this chap- cies. Group H-2 and H-3 occupancies containing quantities of ter. In Group H-2 or H—3, not less than 25 percent ofthe perime- hazardous materials in excess ofthose set forth in Table 415.3.2 ter wall of the occupancy shall be an exterior wall. shall be in buildings used for no other purpose. shall not exceed Exceptions: one story itilr heiggt apld shall be without basements, crawl s aces or o er un er- oor s aces. 1. Liquid use, dispensing and mixing rooms having a P p l _ floor nrcn cf nct nrcrc than 500 Square rcct (465 mz) Group H-2 and H-3 occupancies containing water—reacnve need ngt bc iccatcd cn thc cntcr pcrrrnctcr nf thc materials shallbe resistantto water penetration. Piping forcon- building whgrg thcy me rn accordance with thc Inren veying liquids shall not be over or through areas containing wa- narjnnng Fgrc Ccdc and NFpA 30_ ter reactives, unless isolated by approved liqu1d—tight 2. Liquid storage rooms having a floor area of not more constmcuon than 1,000 square feet (93 mz) need not be located on Exception: Fire protection piping. 64 2002 KENTUCKY BUILDING CODE

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