Laserfiche WebLink
120. <br />When three or more exits are required, no more <br />than two required exits should exit .into the <br />FLOOR, ROOF CONSTRUCTION, COVERING, <br />SKYLIGHTS, ROOF STRUCTURES <br />127. <br />The space between wood floor construction and <br />a suspended ceiling below should be divided <br />into areas not exceeding 1000 square feet. <br />Section 2517 (e). <br />128. <br />Attics of combustible material should be divided <br />into areas not exceeding 3000 (9000) square <br />feet. Section 320E (b). <br />129. <br />Roof drainage should be conducted under the <br />public sidewalk. Section 3207 (e). <br />130.1 <br />Overflow drains having the same size as roof <br />drains and on independent drain lines are re- <br />quired. In lieu of this, overflow scuppers three <br />times the size of roof drains should be installed <br />in parapet walls. Overflow system should have <br />inlets located 2 inches above the low paints <br />of the roof. Section 3207 (c). <br />131. <br />The aggregate area of penthouses and other roof <br />structures cannot exceed 331/3 percent of the <br />1 <br />supporting roof area. Section 3601 (b). <br />FIRE -EXTINGUISHING SYSTEM <br />132. <br />An approved automatic lire -extinguishing system <br />in the ............................................ is required. <br />Section 3802 (b). This includes blind spaces <br />enclosed wholly or pa-tly by combustible con. <br />struction. <br />133. <br />Dry standpipes are required in buildings four or <br />more stories in height. Section 3803. <br />134. <br />Wet standpipes are required as specified in Sec- <br />tion 3804, <br />135. <br />Codtbinalion standpipes are required in build• <br />ings exeeding 150 feet in height. Section 3805 <br />(b). <br />136.1 <br />Buildings six stories or more in height should be <br />provided with not less than one standpipe dur. <br />ing construction. Suction 3806 (b). <br />137.1 <br />Fire-extitgtuisldng system plans should be sub. <br />milted to you to detennine compliance with <br />applicable building, plumbing, and fire codes. <br />f R <br />i <br />FIREPLACES AND CHIMNEYS <br />138. <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-B and <br />Section 4203. <br />141. <br />Gypsum wallboard (interior lath and plaster) <br />cannot be installed on weather -exposed sur- <br />faces. Sections 4705, 1711. See Section 424 <br />for definition of weather exposed surface. <br />142. <br />Skylights should comply with Chapter 34. Plastic <br />skylights are allowed only under the conditions <br />specified 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 in hazardous locations should <br />comply with Section 5406. <br />STRUCTURAL <br />145. <br />Special inspection in conformance with Section <br />305 is required for the following work: <br />(a) Structural concrete where the design is <br />based an an ultimate compressive strength <br />in excess of 2000 pounds per square inch. <br />(b). All welding except where done in the shop <br />of an approved fabricator. <br />(c) Installation of high strength bolts. <br />(d) Prestressing work. <br />(a) Masonry work required by Chapter 24. <br />146. <br />Soil classification in conformance with Table No. <br />28-B 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 />plans was not included in data forwarded to us. <br />It should be submitted for review. <br />148. <br />All masonry or concrete elements resisting seis• <br />mic forces should qualify as reinforced ele• <br />ments. Section 2314 (k) 3. <br />149. <br />Precast concrete wall panels are limited to an <br />• <br />h/t ratio 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 />specified in Section 2516 (a). <br />151. <br />Structural calculations should be submitted to <br />justify the adequacy of the structural system <br />in resisting seismic and wind loads, and sup• <br />porting dead and live loads. This includes <br />fqundations. <br />152. <br />Justifying, calculations and details should be pro• <br />videdfor............................................................ <br />153. <br />Roofs shall be designed for snow loads of <br />' <br />...................... pounds per square foot. Section <br />2305 (c). <br />154. <br />The roof should be designed for uplift wind prey <br />sures with clue consideration for lateral support <br />of compression flanges of flexural members. <br />155. <br />Floor load should consider a 20•pound per <br />square foot partition load. Section 2302 (b). <br />156. <br />Marquees should be designed for it GO -pound per <br />square foot live load. Table No. 23•A. <br />Sheet No. 5 of 6 Sheets <br />