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120. <br />When three or more exiU are required, no more <br />than We required oxls should exit into the <br />some exit system. Section 3317 (W. <br />121. <br />No point in a room in it buildian should be more <br />than 75 feel to an exit corridor, enclosed stnir• <br />way or exterior of llte building. Section 3317' <br />(c). <br />-- <br />W. <br />Exiling through adjoining room. should comply <br />with Section 3317 (it). <br />123 <br />Panic hanlware is required ou exit doors serving <br />rooms containing mote than 100 occupants <br />and in corridors of Group C Occupancies. Sec- <br />tion 3317 (j). <br />124. <br />Every room ill a Group D Occupancy should have <br />access to at least two legal means of egress. <br />Section 3318 (a). _ <br />125. <br />Doors from bedrooms and wards of Group D <br />Occupancies and all exit openings where non- . <br />ambulatory patients are housed should have a <br />minimum clear width of 44 inches. No pro• <br />jections fit this width are allowed. Section 3318 <br />(b)• <br />Panic hardware Is required on exit doors serving <br />more Oran 50 occupants in Group D Occupan• <br />T61 <br />eics unless there is no Ialch or lock. So,.iun- <br />3318 (f). <br />FLOOR, ROOF CONSTRUCTION, COVERING, . <br />SKYLIGIM. ROOF STRUCTURES <br />127. <br />The space bclv.•eeu Wee(I floor construction and <br />a suspended t6ling below should be divided <br />Into areas not exceeding 1000 square feet. <br />Section 2517 (e`. , <br />128�s <br />of combustible material should be divided <br />Into areas not exceeding 3000 (9300) square <br />feet. Secion 3205 (b). , <br />lb.lRoof <br />drainage should be conducted under the <br />Public sidewalk. Section 3207 (a). <br />130. <br />Overflow drains having the same size As root <br />drains and art independent drain lines are re• <br />quired. In ben of this, -overflew scuppers three <br />times lite size of roof drains should be installed <br />In parapet walls. Overflor, system shouldhave <br />inlets located 2 Inches "hove the low points <br />of the roof. Section 3207 (c).. <br />The negrepate area of penthouses cnd other root <br />T. <br />structures cannot exceed 33yz percent of the <br />i <br />supporting roof area. Section 3601 (b). <br />FIR&EXTINGUISHING SYSTEM <br />132. <br />An approved automatic fire-cxlinguishing syslerfl <br />in the ............................................ is required. <br />Section 3802 (b). Tiffs Includes blind spaces <br />enclosed wholly or pa•11y by combustible con. <br />struction. ' <br />Dry standpipes are required in buildings four or <br />i more stories in height. Section 5803. <br />134. <br />Wet standpipes are required as specified In Sec. <br />1 lion ae0t. <br />135.1 <br />CoMbinalion standpipes are required in build• <br />inns exeeding 150 feet in height. Section 3RO5 <br />(b). <br />I&& <br />° Ouildings six stories or niom In height should he <br />provitlnl with not Ies:. than one standpipe dur• <br />' <br />) frig comin¢tion. S vctiun 31106 (b). . <br />131.: Fire exile= skiing system plans should be sub• <br />• nitItesl to yyen to debnnunc compliance with <br />imdding, fire <br />applicable phunbing, and codes. <br />FIREPLACES AND C14IMNEYS <br />130. <br />Chimneys should comply with Sections 3703 <br />and 3704. _ <br />139. <br />fireplaces and barbecues should comply with <br />Section 3707. <br />FINISH WORK <br />140. <br />The interior wall and ceiling finishes should be <br />specified and comply with Table No. 42,U aid <br />Section 4203. _ <br />141. <br />Gypsum wallboard (interior lath and plaster) . <br />• <br />cannot be installed on wcather-exposed sur• <br />faces. Sections 4705, 1711. See Section 424 <br />for definition of weather exposed surface. <br />147 <br />Skylights should comply with Chapter 34. Plastic <br />skyu(;hts are allowed only under Ilia conditions <br />sped in Section 5205. <br />143. <br />Glass and glazing should comply with Chapter <br />54. Type and thickness of glass should be <br />specified. _ <br />144. <br />Glass and glazing fit hazardous locations should <br />comply with Section 5406. <br />•• STRUCTURAL . <br />145. <br />Special inspection in conformance with Section <br />305 Is required for tite following, work: <br />(a) Structural concrete - %-,here the design Is <br />based on an ultimate compressive strwiMh <br />in excess of 2000 pounds per square inch. <br />.. <br />(b). All welding except where done ire the shop <br />of an ::pproved fabricator. <br />• • <br />(c) Installation of high atrentth bolts. <br />(d) PiesUessing work. <br />(e) Masonry work required by Chapter 24. <br />146. <br />Soil.clossification in conformance with Table Ito. <br />20•U and ........................... pounds per square <br />foot soil bearing value used in design should <br />be specified on plans. Section 2905 (a). <br />147. <br />The foundation Investigation report mentioned In <br />pplans v:as not included in data forwarded to us. <br />Il should be submitted for review. <br />148. <br />All masonry or concrete elements resisting sets - <br />into forces should qualify a, reinforced ela• <br />nrenls. Section 2314 (k) 3. <br />149. <br />Precast concrete wall panels are limited to a i <br />• <br />h/Uralic, of 36 (25). Section 2616 (c). <br />150. <br />Wood members may support loads from ma- <br />sonry, or concrete only under the conditions <br />ipecified in Section 2516 (a). <br />161. <br />.S •uctural calculations should be submitted to <br />isUfy the adequacy of Ilia structural system <br />in resisting seismic and wind toads• and sup. <br />I r tint, dead and live loads. This includes <br />ndatfons. <br />152. <br />Ju difying calculations and details should be pro. , <br />videdfor............................................................ <br />»«.. .. <br />163. <br />Roofs shall be designed for snow loads of <br />................ „..... pounds per square foot. Section <br />2305 (c). <br />254. <br />7110 roof should be designed for uplift wind pre%• <br />sines with Una consideration for lateral support <br />of compression flanges of flexural member,. <br />155. <br />1Toor lead should consider a 20-)found per <br />square font luntition load. Section 2302 (b),_ <br />156. <br />Marquees should Ina deigned for n 60•1iound per <br />square foot live load. Table No. 23•A. r <br />