Four column block out configurations feature specific minimum clearance dimensions. Detail A includes a square hollow structural section column centered within a diamond-shaped block out requiring a minimum three-foot clearance on each side. Detail B presents a wide flange shape column with a dashed block out boundary and a minimum three-foot clearance. Detail C indicates a wide flange shape column with a larger four-foot three-inch minimum dimension. Detail D features a square hollow structural section column located near a boundary with a two-foot six-inch minimum clearance.
MIN. 3' - 0" MIN. 3' - 0" MIN. 3' - 0" MIN. 3' - 0" MIN. 2' - 6" MIN. 4' - 3" MIN. 4' - 3" A B C D
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