The quarter-inch ladder side rail is anchored to the concrete pit wall using five-eighth-inch diameter by five-inch long expansion bolts. The connection is detailed with specified vertical spacing including two inches and five inches from the top of the rail to the anchor location.
1/4" SIDE RAIL 2-5/8" ∅ X 5" LONG EXP. BOLT @ PIT WALL 2" 2" 5" 3
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