Tag: fabrication drawings
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Multi-Ply Bolt Hole Alignment in Steel Connections: Datums, Stack-Up, and Drawing Coordination
Learn how common datums, ply stack-up, member orientation, and CAD checks help prevent misaligned bolt holes in structural steel connections.
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Structural Steel Coordinate Systems: Grid Lines, Global Coordinates, and Local Member Datums
Learn how project grids, global coordinates, local member axes, and fabrication datums work together in structural steel drawings and CAD models.
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Structural Steel Bills of Material: Main Members, Detail Parts, Quantities, and Drawing Checks
Learn how to read and check a structural steel bill of material, including main members, detail parts, piece marks, quantities, lengths, and revisions.
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Baseline vs. Chain Dimensioning in Structural Steel Drawings: Controlling Layout and Accumulated Error
Learn when to use baseline, chain, running, and coordinate dimensions for steel members, plates, bolt holes, and connection layouts.
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Fillet Weld Size, Leg Length, and Throat: A Practical Steel Detailing Guide
Learn how fillet weld size, leg length, root, face, and throat relate—and how to show weld geometry clearly in structural steel drawings.
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Structural Steel Beam Web Openings: Coordination, Reinforcement, and Detailing
A practical guide to structural steel beam web openings, including terminology, load-path effects, reinforcement concepts, MEP coordination, and CAD detailing.
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True Length vs. Plan Length for Sloped Steel Members: A Detailing and CAD Guide
Learn how true length, plan length, slope, end geometry, and connection planes affect sloped steel beam detailing, fabrication dimensions, and CAD models.
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