A painted steel guardrail features one-and-a-half-inch diameter posts spaced at a maximum of four feet on center with vertical supports spaced at a maximum of four inches on center. A one-and-a-half-inch diameter painted steel handrail runs parallel along the stair pitch. An additional one-half-inch diameter painted steel rail integrates into the assembly above the concrete stair landing slab. Stair drawings dictate the specific stair treads and riser types used.
05 51 00 1 1/2" DIA PTD STL POST @ 4'-0" O.C. MAX 05 51 00 1 1/2" DIA PTD STL HANDRAIL 05 51 00 1 1/2" DIA PTD STL GUARDRAIL WITH VERTICAL SUPPORT @ 4" O.C. MAX 05 51 00 1/2" DIA PTD STL RAIL NOTE: SEE STAIR DRAWINGS FOR SPECIFIC STAIR TREADS/RISER TYPE USED
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