A built-up structural steel column is assembled from two main plates and connecting web plates with specified weld sizes and edge clearances. The column schedule lists mark designations corresponding to width, depth, plate thickness, and weld sizes. Typical dimensions indicate a width of thirty-eight inches or thirty-six inches with four-inch plate thicknesses.
TYP NOTE 2 TYP 2" W B BUILT-UP COLUMN SCHEDULE MARK B W PLATE THICKNESS WELD SIZE BU COL 1 38" 34" 4" BU COL 2 36" 32" 4"
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