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_JrA-. MyBuildingPermit.com <br /> a service of eCityGov.net Construction Tip Sheet 03 . <br /> Residential Guards (Guardrails) <br /> This tip sheet reflects code requirements of the 2018 International Residential Code (IRC) with <br /> Washington State Amendments. <br /> Open stair handrail Open guard Solid guard <br /> See handrail Tip Sheet#2 for <br /> applicable handrail information. \ <br /> )"-;:2-- , <br /> " 1 C yti i <br /> -- i <br /> The top of guards for j ,c 40 <br /> stairways,exclusive of i 2 <br /> their landings,must a 6 <br /> have a minimum height 63-0 <br /> of 34"measured h ` c <br /> verticnlry from the --. -119 <br /> nosing of the tread. t B i `. al <br /> fi <br /> "'' A <br /> / <br /> 1 ` 5` 41) <br /> ...c <br /> •/'IJ '`'� OPEN RAILING TYPES rA: A sphere 6"In diameter cannot <br /> pass through P <br /> B: A sphere 4"In diameter cannot 4 421 <br /> pass through <br /> a3o <br /> Grade or floor level $ C: A sphere 4-3/6' in diameter <br /> cannot pass through <br /> \_____ i <br /> Figure 1: Guard Elevation (IRC R312) <br /> Requirements <br /> ❑ Guards shall comply with IRC R312.1; refer to Figure 1 for major requirements. <br /> ❑ Guards shall be structurally designed to comply with IRC Table R301.5 (i.e., designed for a <br /> 200-pound load in any direction along the top and a 50-pound point load elsewhere). <br /> El For glass guards or guards with glazing, see IRC R308.4.4. <br /> January 22, 2021 MyBuildingPermit.com I Residential Handrails op• i <br /> ., <br /> • • eCityGov.net <br /> 2005,P aCltyGovlIianca <br />