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Open stair handrail Open guard a Solid guard Stair runs with$Or tnorE' <br /> o 0 risers re uire a handrail <br /> See handrail 71p stIl See Tip Sheet 2 for <br /> fear a icable handrail i`, 9 more information on the <br /> , I requirements for <br /> Information , handrails. <br /> r.� i R311.7.8 <br /> C.1 . ; , : 7 . <br /> The top of guards for <br /> stairways,exclusive of 1 <br /> their landings,must 3 :t. <br /> have.a minimum height w �, <br /> of 34"measured <br /> vertically from the , - �=w <br /> nosh of the tread. t - 3 c <br /> ,-,..,- \ i <br /> ,,• OPEN RAILING TYPES a <br /> A: A sphere t3"in diameter cannot ,. <br /> .m pass through - <br /> I ,-, <br /> S. A sphere 4"in diameter cannot .c #'r <br /> pass Utnwgh a) r gr <br /> Grade or fluor C: A sphere 4=31t1"in dlametr r s Minimum required r ' <br /> cannot pass throughLi <br /> Stairway width is 36". , " <br /> R311.7.1 , <br /> D2.1 D2.2 <br /> Nosing required at solid <br /> Nosing riser <br /> 3/4"-1 1/4" <br /> Landin Tread <br /> 36"min.to nearest l "min. f <br /> obstruction 'rr'' At open risers,a sphere <br /> 1 4"in diameter cannot <br /> 1 pass through(except for <br /> ii stairs with a total rise of <br /> 4.' �.y�n. i 30"or less). <br /> e <br /> \ rsrrsasr�vsrr <br /> I <br /> flEILMAN <br /> Jennifer McCord <br /> o ° � ""1 SECTION 211E View Ridge Drive PHONE:425-773-5859 <br /> CONSTRUCTION A LETTER Everett <br /> WA <br /> D2.3 98203 <br /> 6933 184th St SE PHONE:425-287-5775 1111" PAGE DRAWN BY: PAGE: <br /> Snohomish andy@heilmandeckandfence.con NUMBERS SCALE: As Noted D2/ 9 <br /> _ WA <br /> - 98296 DATE: Thursday, October 12, 2023 Stairs <br />