A stair framing connection utilizes channel members including a C12 channel and C8 and C4 sections. Three-eighths inch thick stiffener plates are welded with three-sixteenths inch fillet welds all around. Three-quarter inch diameter anchor bolts are spaced at twelve inches on center. A one-quarter inch fillet weld connects the channel web.
STAIR FRAMING DETAIL 4 C8 X C4 X 12" 12" 12" 3" 12" C12 x 3" 12" 3/4" DIA. A.B. AT 12" O.C. 6A - TYP. 3/8" THK. STIFF. PL. W/ 3/16" WELD ALL AROUND 1/4
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