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MyBuildingPermit.com <br /> a service of e0tyGov.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 1 Solid guard <br /> See handrail TipSheet#12 for <br /> applicable handrail information. `• <br /> t� <br /> 22 <br /> f-� <br /> f <br /> The tour of guards for � <br /> Stairways,exclusive-of ti <br /> their landings,must 11 Q <br /> have a minimum height4 �Ml <br /> of 34"measured , ,n c <br /> verticalt} dram the - M <br /> nosing of the tread_ <br /> a)M <br /> -` A + <br /> OPEN RAILING TYPES H} <br /> A, A sphere 6"In diameter cannot <br /> pass throughb <br /> 8- A sphere 4"in diameter cannot LO <br /> pass through UE <br /> �o <br /> Grade or floor level C A sphere 4-318"in diameter �e� <br /> cannot pass through <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 /> ❑ For glass guards or guards with glazing, see IRC R308.4.4. <br /> January 22, 2021 MyBuildingPermit.com I Residential Handrails <br /> 'eCityGovnet <br /> 205:1 acluC'OY'Aiance <br />