Handrails and guardrails layout at a stair switchback and intermediate landing. Typical treads and risers align with main and intermediate landings featuring specified dimensional clearances and minimum widths. Guardrails enclose the stair runs while handrails are mounted typically along the sides with designated extension dimensions.
1'-0" MIN. 1'-11" MIN. 6" 1'-5" 1'-5" 6" DN UP INTERMEDIATE LANDING MAIN LANDING HANDRAIL AT GUARDRAIL HANDRAIL AT SWITCH-BACK GUARDRAIL HANDRAIL TYP. TREAD TYP. GUARDRAIL HANDRAIL TYP. TREAD TYP.
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