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� �. � � � <br /> HIGHI.IGHTS OF TI� UNIFORM � <br /> BUILDING CODE CHANGES FOR 1991 <br /> t� (As Applicabla to Residmtial Construction R-3 Occupancies) <br /> �'. <br /> Smoke Detectors-Section 1210 UBC <br /> Section 1210(a)2 <br /> Additionr,alteratiom or repain W Gmup R Occup�ncia. When thc valwtion of an addition,altention or repair exeeeds I <br /> 51,000 and a pecmit u�equircd,or when ane or mors sleeping roome ac��dd�d ar crated ia ewting G�oup R Oceupaocia, <br /> �moke daecwn ehaU be'uutstkd in+ccordance wi�h Sub�eet+an'3,4 dc 5 oESection 1210 UBC. <br /> Section 1210(al3 <br /> Power source. Ia new construc6on required amoke detectors shall receive their Pcimuy power hom the building <br /> nd eiLil he eauiooed with a batter�backuD. <br /> wiring whm such wiring is aerved from a commeroisl source a <br /> The detector��11 anit s sianal when the battaies arc 1ow. Wiriag shall be permaamt and without a <br /> �discomectiug ywitch othei tliau those:equired for overcusreat prohction. Smoke detectocs msy be solelY battery <br /> operated when insmlled ia existing buildings; or in 6iuldings without commercial po�ver; or in buildings wluch <br /> undttgo alterations, npaiis or additions regulated by Subsection 2 of this secfion. <br /> . � . ' � . � ' <br /> Section 1210(al4 ' ' <br /> I.o�Gon within dwelling units. In dweAing units a detecWr shall be iastalled in each sleeoin¢room and at a <br /> point ceotrally located in the conidor o:area giving acccss to each sepacate sleeping area. (Remainder of secGon <br /> unchaaged) <br /> Guardrails-Section 1712 UBC <br /> Section 1712(a) . � <br /> Open guardrails shall have inttrmediate nils or ornamental pattem such that a ahere 4 inches in diameter may <br /> not pass through. <br /> Ezceotion 112: <br /> The triangular openings focmed by the riser, tread and bottom element of a guardnil at the open side of a stainvay <br /> ma} be of such sim that a sphere 6 inches in diameter cannot pass throa8h• <br /> :•_ . . <br /> Doors-Section 3304 � <br /> Section 3304(il Exception 1.B <br /> A door may open at a landing Wat is not moro than 8 inches lower thna thG floor level, pm�ided the doar doa <br /> not svin¢over the landin¢. <br /> Safety Glazing-Section 5406 <br /> �Section 5406(d)6 <br /> Glazicg in fixed or operable nanels adjacent to a door where the nearest exnosed ed¢e oP th�¢lazin¢is withi� <br /> a 24 inch arc oF either vertical ed¢e of the door in a closed oosition wd where the botWm ezposed edge of the <br /> glavng is less than 60 inches above the walking s�rface. . <br /> Quesdons! Call259-8810 ' <br /> UBCAI <br />