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+(t'� ��'�, BUII�DING <br />� � DEPARTMENT <br />2ooz TIP SHEET <br />��,������ <br />See page 2 for — <br />acceptable handrail <br />shapes at guards. <br />The top of guards for— <br />stairways, exclusive of <br />their landings, must. <br />have a rrrinimum height <br />of 34" measured <br />verticaliy from 4he <br />nosing of the tread. <br />Grade or floor level <br />2012 IRC <br />Open stair handrail <br />GUAIZDS <br />Open guard <br />Solid guard <br />.� . <br />�� � <br />OPEN RAILING TYPES <br />A: A sphere 6" in diameter cannot <br />pass through <br />B: A sphere 4" in diarneter cannot <br />pass through <br />C: A sphere 4-3/8" in ciiameter <br />eannot pass thro�igh <br />Guard Elevation <br />R312 <br />N <br />� <br />.� <br />a <br />U <br />f0 <br />.Q <br />� <br />> <br />0 <br />� <br />m <br />�ENERAL INFORMATION: <br />s Consult with your local pianning department regarding required setbacks. <br />• Obtain a building permit before starting construction. <br />• The intent of this sheet is to address the basics of private residentiai stair construction only and does not address <br />the subject in great detail. Additional information can be found at your local building department, home � <br />improvement store, or library. <br />• This tip sheet is intencJed to show code requirements per the 2012 International Residential Code. eCltyGOv.net <br />� <br />