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----,'- <br /> ,,, - -,Si-- kyBui1dingPermit.coma service ofeCityGov.net 2 <br /> y Construction Tip Sheet 0 . <br /> Residential Handrails <br /> This tip sheet reflects code requirements of the 2018 International Residential Code (IRC) with <br /> Washington State Amendments. <br /> Where Required <br /> Handrails are required on at least one side of each continuous run of treads or flight with four or <br /> more risers. <br /> Typical Details <br /> Handrails are continuous for r. � '�,, <br /> the full length of the Hight. , ``� <br /> - <br /> Handrails may be interrupted <br /> by a newel post at a turn. �` �' /,', Wall- <br /> 77 -,„ T (......--..,:..\ <br /> -Handrails are <br /> required on not -- -. . ,.� ..�.,�._�..._....1... ,, <br /> tees than one \ - ! <br /> side ofeach \ \ Handrail ends returned <br /> continuous run of + yr'', .�ti to the wall or terminated <br /> treads or flit � �..� in newel posts or safety ii <br /> with four or more ,' \ terminals. <br /> risers. / <br /> �... , ,--- <br /> .__�. . <br /> c------~-. - _----_--- The height of the <br /> 7,- <br /> handrail is measured <br /> vertically from the <br /> sloped plane adjoiningthe tread nosing. <br /> Figure 1: Typical Handrail Elevation (IRC R311.7.8) <br /> The handrail may project <br /> / a maximum of 4-1/2'into <br /> ii., /. renuired stair width. <br /> 1;; \ The grippable <br /> 1.112'minimum .,.,.a.,.,..a....... _,. `r� -.._ perimeter dimension is <br /> :�'; 4`"minimum and 8-1/4" <br /> r �� N. _i maximum. <br /> , .L'�kr, <br /> •-- Ciircular handrails not less1 <br /> than 1.1/4"or more than r <br /> }-.. in diameter. <br /> ' ' ,,.� i `„_ .--'The non-circular <br /> ;-' handrail cross section <br /> ,i ,111,--"„' is 2-1/4 maximum. <br /> ../ 7/ <br /> Figure 2: Type I Handrails (IRC R311.7.8.5) <br /> January 22, 2021 MyBuildingPermit.com l Residential Handrails <br /> • • eCityGov.net <br /> 2005 i eCIryGo Banta <br />