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� <br />d <br />�� <br />82. A ftoor or landing nat morc ttian 1 incl� bclow <br />thc thresfiol� i, rcquircd on iach sidc ol an <br />ezi[ door. 5ection 3303 (I�). <br />E3. Doors should not project more Ui. n 7 inches im <br />to Ute tcquireJ corndor width when fully <br />open^d or more than one�ln�( into thc reqinred <br />torndor �vidlh when in any position. Section <br />3304 (d) . .......................................................... <br />E$. Revoivin� (siidine) (ovcnc�ad) doors are not pe�- <br />mitted as exit doors. Srction 3303 (f). <br />E5.'�Exit doors shovid provide immediale access to <br />an approved mcans ol eeress. Seclion 3303 <br />(g). Exitine thmuEh anothcr room docs not <br />comply. ' <br />86. f Corridors should haw a minimum width'of 44 <br />� inches. Seclion 330�1 (b). <br />67. Corridors scrving �onambulatory persons shouid <br />havc an B�foot minimum vridth. Section 331II <br />(c). <br />E3. D^ad enA of corridors and exil balconies are <br />limited to 20 fect. Section 3304 (f). <br />E9. 1'lalls and ccilinp,s of corridors should he of onc- <br />h�ur tire�resistive construction. Section 3304 <br />(g), An architectural section through the corri• <br />dor is nec�ssary to detcrmine how this is <br />9D.N Exterior ezit balconies cannot project into an <br />Iarca v:here protecled openings are required <br />duc to loeation on property. Seetion 3304 (i). <br />91.`� Irterior opcnings into corridors should be � pro• <br />� tected as specified in Section 3304 (h). <br />92. Stain•:ay .................................._..... sltould havc <br />a minimum width of ................... inches. Trim <br />and hanArails should not project more than <br />3ig inches into the required width. Section <br />3305 (b). <br />93. IRiscrs on stainvays shouid not excecd 7�/Z <br />� inches and runs sliould not bc tess tlian 30 <br />inches. Section 3305 (e). <br />94.' Landin�s on stairv:ays shou;d liavc a dimension <br />in thc direttion ot lravei equal to the width of <br />tl�e stainvay but need not �zceed 4 feet. Sec• , <br />tion 3305 (1). � <br />' 95."� landings should not bc reduced in width morc <br />Ithan 3�/� in,hes Cy a door when fully cFen. <br />Seelion 3305 (t). <br />9G.�6asement portion of stainvays shoutd have an <br />appmved barricr e:hcre conlinuous to upper <br />❑oors in an ezit enclosure. Section 3305 (g). <br />97. \'erti^el distances belwcen slain•ray landin�a arc <br />limited to ]2 Icet. Section 3305 (h). <br />95. • fianJrails shouid be placed nol less than 30 <br />incl�cs nor morc tha❑ 34 inches nbove ❑ic <br />trcad. Srtlion 3305 (i). Two handrails arc re• <br />� Guired where sWinvays excecd 4A� inches in . <br />widlh. <br />99. �Guardrai�s for slairs, balconics, and landin�: <br />� �should conform �vith Seclion ]714. Notc tliat <br />mozirnum drarancc bclwcen intcrntcdialc raiis <br />is'J inches. <br />IOJ."�Opcnin�;s in eztcrior �•:alls within ]0 Icet of <br />Icituior slain^ays shoulcl bc pmtc.eled with <br />Sclbdosing Ihrrc4uurths�hour liraresislivc as• <br />scmb�ics. ScUion 3305 (k). <br />__r__ <br />101.� Ent�osed usnldc :0•��c undcr inlcrior :liirc�ays <br />56ould i�c �xntecicd on Ihc encloseA side as <br />tcquimd for onr�hnu� liro-icsislrvc conslruo <br />, liun. Soctinn 3305 Q). <br />10?, I Koncoin6uL�iblr. c.tr�ior sWirs aru rcquircd. <br />Scction 3305 On). <br />303. <br />104." <br />105.' <br />106: <br />307. <br />108: <br />e <br />7i3 �s�t♦-��<;,/ <br />Exlcrior sWir, should not prolect into an ama <br />(y, rds or eourts) vdmrc violl opemnCe �r'usl be <br />protcctcd. ScUion 3305 (m). ' <br />One stairvny should exlcnd to lhc raof.�Section <br />8305 (n). II must bc in a smokcproof enclosurc <br />In buildinps ovcr 75 fcet in hcighL Sedion <br />,3309 (b). <br />$ix400t Ginch minimum hcaAroom cicarancc tor <br />sWirviay, shoulA be indicoleC on plans. Sectinn <br />3305 (o). Motc that Uiis i: Irom a planc tan• <br />ger.l to Ihc stairway Vcad nusinEs. <br />�Ramp slopes should not eztced onc loet in <br />• ..................._.._....... feet. Seclion 330G"(c) (d). <br />SurTaec�o( ramps should bc roughened or of a <br />_nonslip material. ScUion 330G (ry. <br />�Stainvays sliould he enciosed as speci(ied in <br />Section 3308. � ' <br />(a) One (taio)•hour (ire•resistive walis arc rc• <br />quircd. <br />(b) Only exit doors are altowed to open into exit <br />enclosures. <br />(c) Doors sliouid be labeled onc (one�and•onc• <br />half)�hour fire assemblies. <br />(d) Exit enciosures shoulA include a corridor on <br />the �round floor extendin� to lhe erlerinr. <br />Fire•resistive constructien should be as re• <br />. quired for lhe exi[ enclosure, includin� pro• <br />tecic� openings. Only cxit doors are per• <br />mitled to open into the carridor. <br />(e) An approved barrier is required at lhe <br />ground ifoor to prevent peopie from acci• <br />denlally continuing to the lowcr Ievel. <br />(Q _ Usablc spzce is not allovfed under the <br />stairs. � <br />109. One ezit from the buildin� should be a smoke• <br />' proof endosure complying with Seclion 33C9. <br />I10.' Openings into ezit couRs Icss than 10 fcei wide <br />should be pro:er.ted witti Iabcicd 45�minutc lirc <br />asscm6lics. S_clion 3310 (J). Also scc "exit <br />court" delinition in Section 3301 (c). Openin�s <br />morc than 10 fcet a6ove the court floor arc <br />� exempt. � � <br />111. No openings athcr ihan required exits are per• <br />tnilted in exit passagev:ays. The F�ssageways <br />should bc of __...... ................ •hour tirc•resistivc <br />construction. Section 3311 (a). <br />112� Exit illuminatiorn ar.d signs shouid bc providcA in <br />eontormancc wii;ti Section 3312. <br />113: Aisie (cross ai�ic) in auditorium sliould hove a <br />minimum widt?li of ............................... Seclion <br />3313 (b). Sedticn 3313 (e). <br />114.' ". nic Iwrdv�are:is requireJ on ezit doors sen•ing <br />Group D Occu�ancics haviag an occupant luatl <br />� of morc lhan. ICO. Section 331G (a). In licu <br />of ihis, doors sh::ll havc no IocY.s or latchas. <br />115. :.7ain and side� �exils in conformance wilh Sec• <br />tion 33l i arc. ircquited for 0•T. (1) Occup�ntics. <br />Seclioo 331G ((n). <br />116. Corridors ol Growp C Occupancics should havc n <br />vriAlh rcyuircAl iby Seclion 330? P���� 2 1eet, but <br />nol Icss ll�an �u IecL Stttion 3317 (c). <br />117. Cach floor oL•ot•m or bciow thc l:round Iloor Icvcl <br />of Group C Oi;o:panties shoitld havc no Icss <br />ihan lwo ezit �s:l. irx. Srclion :1317 (C1• <br />illfl. Cxil sWirs .crv.iin�� an orcupanl lo�d of morr. <br />', Uian 1(10 in t �Group C OceuP���cy :I�ould Iwvc <br />n ulininnm� tlr:ar rriJlh o( 5 IccL Scclion 3317 <br />�i:). _ - <br />119.�1 Cvcry rnnm r:il;h an occUp,v�l load cxcrrdin;: <br />30C1 :hould liac.��� onc nl iL• Cci�s fnln a Scpm;do <br />cr.il svfdr�n..";r�9io�i 3'II% (1�1. <br />