2121 MADISON ST 2018-01-02 MF Import

...., -- : x: - Lout doors should be a minimum minimum door swing of 90 degrees. wan a I 5echon3303(d).............................................. a J The net dimension (Gear width) at doorways should be used in determining exit widths required by Section 3302 (b). Sectior 3303 (d). In consideration of door thicknesse' panic hardwaro, door swing, etc., the required exit ' widths have not been furnished. See door ............................................................................ ,- A floor or landing not more than 2 inches below i the threshold is required on each side of an exit door. Section 3303 (h). 85. Doors should not project more than 7 Inches into the required corridor width when fully opened i or more than one-half into the required corri- dor width when in any position. Section 3304 (c)....................................... ................ ....... !..... 86. Revolving (sliding) (overhead) doors are not per. milted as exit doors. Section 3303 (1). 87. Exit doors should provide immediate access to an approved means of egress. Section 3303 (g). Exiting through another room does not comply. A landing or floor that Is level or not more than 2 inches lower than the threshold is required on each side of an exit door. Section 3304 (h). width 1 Corridors should have a miDimuryll 44 •89. inches. Section 3304 (b). 60 Corridors serving nonambuiatory persons should F90. have an 8-foot minimum width. Section 3318 (c). 91. Dead end of corridors and exit bale es are limited to 20 feet. Section 3304 (e). �Na s 92. Wells and ceilings of corridors should be of one. hour fire -resistive construction. Section 3304 (f). An architectural section through the corri- dor is necessary to determine how this Is . accomplished. 93. Exterior exit balconies cannot project into an area where protected openings are required. Section 3304 (1). 94 Interior openings into corridors should be pro- tected as set forth in Table No. 33-B and Section 330 (g), 95. Openings located between the end of an exterior exit balcony and the nearest stairway should . ie protected as required for corridors. Section 3304 (g). 96.- Stairway ,. ..... ................................. should have a minimum width of .................... Inches. Trim and handrails should not project more than 3y inches into the required width. Section 395 (b). 97. Risers on stairways should not exceed 7r/ 0 inches and runs should not be less than 1s Inches. Section 3305 (c). 98, Landings on stairways should have a dimension in the direction of travel equal to the width of the stairway but need not exceed 4 feet. Sec- tion 3305 (f). 99. Basement portion of stairways should have an approved barrier where continuous to upoer floors in an exit enclosure. Section 3305 (g). 00. Vertical distances between stairway landings are limited to 12 feet. Section 3S05 (h). IJ G 101. Handrails should be placed not less than 30 Inches nor more than 34 inches above the tread. Section 3305 (1). Two handrails are re- quired where stairways exceed 44 inches in width. 102. Guardrails for stairs, balconies, and landings should conform with Section 1714. Note that . maximum clearance between intermediate ra's Is 9 Inches. 103. Openings in exterior walls within 10 feet of . exterior stairways should be protected with self -closing three•fourths-hour fire•resistivo as. semblies. Section 3305 (k). 104. Enclosed usable space under Interior stairways should be protected on the enclosed side as requiredone -hour ti •reac is' 41 Qn .? i ed of r 3ne- TT 1 5. Noncombustihle exterior starsare required. Sec- tion 3305 (m). 206. Exterior stairs should not project into an area (yards or courts) where wall openings must be protected. Section 3305 (m). 107. One stairway should extend to the roof. Section 3305 (n). It must be in a smokeproof enclosure In buildings over four stories in height. Sec. tion 3309 (b). 108. Six-foot 6-Inch minimum headroom clearance for stairways should be indicated on plans. Section 3305 (o). Note that this is from a plane tangent to the stairway tread nosings. 109. Ramp slopes should not exceed one foot in .......I........................ feet. Section 3306 (c) (d). 110. Surface of ramps should be roughened or of a nonslip material. Ssction 3306 (f). 111. Stairways should be enclosed as specifies in Section 3308. (a) One (two) -hour fire -resistive walls are re- quited. (b) Only exit doors are allowed to open into exit enclosures. .............................................................................. (c) Doors should be labeled one (one•and•one• half) -hour fire assemblies. (d) Exit enclosures should iactude a corridor on the ground floor extending to the exterior. Fire -resistive construction should be as re- quired for the exit enclosure, including pro• tected openings. Only exit doors are per. mitted to open into the corridor. (a) An approved barrier is required at that ground floor to prevent people from accidently con• tinuing to the lower level. (f) Usable space is not allowed under the stairs. 112. One exit from the building should be a smoke - proof enclosure complying with Section 3309. 113. Openings into exit courts less than 10 feet wide should be protect-d with labeled 45•minute fire 0 assemblies. Section 3311 (a). Also see "exit court" definition in Section 3301 (c). Openings more than 10 feet above the court floor are exempted. 114. No openings other than required exits are per. mitted in exit passageways. The passageways should be of ....................... •hour fire -resistive construction. Section 3311 (a). 115. Exit Illumination and signs should be provided in conformance with Section 3312. 1H. Aisle (cross aisle) in auditorium should have a minimum width of ................................. Section 3313 (b). Section 3313 (e). Sheet No ..... A ..... at. ....... 6.......... Sheets