A structural steel cap plate connects to the top of a hollow structural section column using four 7/8-inch diameter A325 bolts on each side. The assembly utilizes a 1/2-inch thick cap plate measuring 14 inches for HSS14 columns and 24 inches for HSS16 columns. Bolt spacing is detailed with a typical 3-inch on-center vertical spacing and specific edge distances of 2 1/2 inches for HSS14 and 3 1/2 inches for HSS16. Horizontal dimensions indicate a typical 1 1/2-inch offset from centerlines.
SECT CL HSS 3" OC TYP 1 1/2" TYP 1 1/2" TYP AT HSS14: CAP PL1/2x14 AT HSS16: CAP PL1/2x24 (4) 7/8"ø A325 BOLTS ES 2 1/2" AT HSS14 3 1/2" AT HSS16
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