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�MyBuildingPermitxom <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 /> ::rf <br /> 20 <br /> i <br /> �N <br /> The top of guards for—, �s <br /> skair►,rays, exclusive of 'J L ui <br /> their landings,must `, �� <br /> have a minimum height +y raa <br /> of 34"measured C: <br /> vertically from the <br /> nosing of the tread. <br /> g S <br /> .' . A]", <br /> fj`f 7I OPEN RAILING TYPES <br /> as� <br /> A, A sphere B"in diameter cannot m <br /> pass through iso <br /> 42ro 6 <br /> B. A sphere�4"irk diameter cannot QM M <br /> pass through —074 m <br /> L <br /> -Eo R <br /> Grade or floor level C: A sphere 4-318" in diameter +� L <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 1 <br /> eCityGov.net <br /> Y005�eClhGcvrsJlianca <br />