1510 41ST ST 2018-01-02 MF Import

82.' A iloo�� or landing not moie than 1 inch bNow 103i Exterior stairs should nct project into an area the threshold is required on cach side of an (yards or court;) whcrc wall openings musl be exit d�or. Section 3303 (h). protecled. Section 3305 (m). � 83.' �Daors should not project more tiian 7 inches im ]04' One slairway should extend to the roof. Section to ihe :equiied corridor vridth when fuliy . 3305 (n). It mUst be in a sntoke roof enclosuro opened cr morc than one�half into the rcquimd in buildings over 75 feet in height. Section corridor v�id:h when in any position. Section 3309 (b). 3304 (�). .__..........._............................. .... 84.� Revolvin ]05.'��Six-foot 6�inch minimum headroom clearance for G (eliainC) (�verhead) doors are not per� stairways shoulcl be indicated on plans. Seclion mitted as �xit door;. Section 3303 (Q. 3305 (o). Note that this is lrom a plane tan- E5.' Exrt doors �.➢hould p;ovide immediate access to Bent to the stairv�ay tread nosings. an appro��ed meaus of e�;ress. Section 3303 ]06.'� Ramp slopes should not exceed one tooi in comIxitirg through anotlier room docs not ......._......... feet. Section 3306 (c) (d). PY• .............. E5.°� Corridors should have a minimum v�idth of 44 107: SuAace of ramps shoWd be roughencd or of a inehes. Section 33�JM1 (b), nonslip material. S�ction 3306 (f). 87.` Corridors serving nonambulator� persons should 108.` Stairways should 6c encbsed as specified in have an 8�foot mirimum viidth. Section 3318 Seclion 3308. .��)• (a) One (hvo)-hour fire�resistive walls arc re- 88.'�Dead end of corridors and exit balconies are quired. limited to 20 feeL Section 3304 f . @) Unly cxit doors are allowed to open into ezit � 1 enclosures. 89.' Walls and ccilings of corridors shoWd be of one- (c) Doors should be labeted one (one�and-one� I hour fircaesistive construction. Section 3304 half)�hour fire assemblics. �G)� M architecturJ section throuL'h the corri- (d) Exit enclosures should include a eorridor on � dor is necessary to determine how this is thc �round floor extending to thc exterior. • accomplished. Fire�resistive construction should be as re� " quired for the cxit enclosure, inciudin� pro� 90.� Er.terior exit balconies cannot project inio an . tected� openings. Only exit doors are per- area where protected openings are required milled to open into the corriAor. due to location on properly. Sec!ion 3304 (i). (e) An approved barrier is required at the � ..-._.........................._................_..._................ ground floor to prevent people from acci� . - dentally continuinF to the Irnver level. 91. Interior openings into corridors should be pro� (f) Usable space is not allowed under the tected as speci(ied in Seclion 5304 (h). � stairs. � 92..,'Stairway................ . . shoulA havc - ..........._......................................_:........................ � , a minimum width of ......__�. ... inclies. Trim and handrails should not projec: more than 309. One exi[ f�om the buildin� should be a smohe� 3�/� inchr�s into the reyuired wid'h. Section praof endosure complyin� with Section 3309. 3305 (b). 110. Openings into exit courts less than 10 fcet wide 93.� �Risers on stainvays shoWd not exceed 7�/� should be protecteA with labeled 45�minute tire inches and runs shoulA not be less than 10 isse�nblics. Section 3330 (d), Also see "exit � inches. Section 3305 (e). � court" definition in Section 3301 (c). Openings - 94.- �LanAings nn slainvavs should hovc a dimension CxempLan 10 fcet above ihe court floor are in lhc direction of travel eyual to the width o( ihe slairv�ay but need not exceed 4 feeL Sec� lllr No openinss other than required exits are per• , tion 3305 (f). miltcA in ezit passageways. The passaCrways - - shoulA be of .................._.... -hour tire�resistive 95r Lantlings should not 6e reduced in width more construction. Section 33ll (a). , lhan 3�/,, inches by a door when fully open. Scr.tion 3305 (Q. 112.° Exi[ illumination and signs shaulA be provided in 96s pasement - conformance with Section 3312. portion of slairviays shnuld have an approved barricr �vhere coniinucus to upper 113.� Ais�e (cross aisle) in auditorium should have a 1lnois in an exit enclnsure. S^_ction 3305 (�). minimmn width o� ................_............. Seclion 9T� Vertir.a� disiances between slaiiwav landings are 3313 (b). Section 3313 (e). limited tu 12 icet. SecC�n 3305 (h). \ i 114. Panic Imrdwore is requircd on exit doors scrving I 98. Handrails should he placcA not Icss than 30 � \` Group B Occunancies having an occupant luad inches nor more than 3A inches abade the � \ of th�r do'ors shOp'��SVctino lotks or ntcl1ncsieu trcad. Section 3305 (i;. "fwo handrails arc ro- quiicd where stairway:, ezceed �i4 inches in 115.�� Main and sidc exits in coniormanie wi(h Seo , W�� tion 3315 are required tor f�2 (1) G•cupancics. 99.''�Guardiails for slairs, balconics, and landin�s ,Seclion 3316 (a). shoidn cnnform with Setlion 1714. Note Ihat 11:, Corridors oi Group C Ocr.ap;neies should have a mazimum clearanr,e between intennediate rails width required by SecUon 3302 plus 2 leel, but is 9 inches. not less than G feeL Section 3317 (r.). 100. Openings in exlerior walls within ]0 fcet of 317.' �Each floor abnvc or bclow the �round tloor Ievcl ezterinr 5(BIfW;lyS shoWd Le protecfeA with of Group C Occupancies should liave no Iess sel(-closinp Ihrerfowlhs�huur firrresistive as� than two exit :.tairs. Seetion 3317 (�). � semblics. Seclion 33G5 (k). _ 118.` Ezit stairs servin� an occupant Ioad of morr, ]Ol.✓�Enclosed u;able space uwier in(eeor stairways 'than 100 in a Group C Occupancy shouid have should be proleUcd on Ihe enciosvd side as a ininimum dear width of b feet. Section 3317 requircd for ono•hn�ir (Irr,�resistive ,:on;Vup (G), tiun. Spcfimi 3305 (I), 117.� Every room v:ifh an oceupanl Inad ezceedin�; � 102.�' iVoncondrustible exlerior ;!oir.; Tre roquired. 300 ShoWd Itive onr, o� its exits info a sepa�atc Seclion 3305 (in), __ eXit system. Sectiun 33]% (h), Shect No.4 af 6 Shects � 1