structural drawings
DESCRIPTION
TRANSCRIPT
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1 UC Berkeley Ken Youssefi
Structural, Piping, and Welding Drawings
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Ken Youssefi UC Berkeley 2
Structural Drawings
•Assembly Drawing Skeleton assembly drawing showing the relationship of variousparts to be fitted together in the finished structure
• Engineering Design Drawing
Plan view (top view), Elevation view (front view), Bottom section (bottom view) shows overall dimensions, location and size of columns, beams, angles, ….. , Detail of connections, typical cross sections, various notes.
• Manufacturing (shop or working) Drawing
Detail drawing of all parts of the structure, all dimensions to the nearest 1/16 “, location of all holes for connections, detail of the connection parts, required sizes of all materials
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Ken Youssefi UC Berkeley 3
Structural Drawings
Dimensioning and scale
Dimensioning examples: ¼, 10, 1’- 0, 2’- 3¼ , 4’- 0¾,
Incorrect dimensioning: 0¼, 2’-03¼
Scale: ¾” = 1’- 0 or 1” = 1’- 0
Structural Shapes
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Ken Youssefi UC Berkeley 4
Structural Steel DrawingsStructural Materials - Structural steel, Aluminum, Wood, Glass, Concrete (plain and reinforced), structural clay products, and Stone masonry
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Ken Youssefi UC Berkeley 5
Structural Steel Drawings
Trusses – A truss is a configuration of structural elements (triangle) that adds strength to a support, bridges and roofs.
Truss members carry tension or compression loads, no bending.
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Ken Youssefi UC Berkeley 6
Roof Truss Detail
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Ken Youssefi UC Berkeley 7
Structural Connections
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Ken Youssefi UC Berkeley 8
Structural Connections – Gusset Plate
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Ken Youssefi UC Berkeley 9
Pictorial of Structural Detail
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Ken Youssefi UC Berkeley 10
Welding Drawings
A welded truss
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Ken Youssefi UC Berkeley 11
Welding Drawings
Pulley housing made by casting (A) and by welding (B)
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Ken Youssefi UC Berkeley 12
Basic Welds and Symbols
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Ken Youssefi UC Berkeley 13
Dimensioning of Welds
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Ken Youssefi UC Berkeley 14
Piping Drawings
Double –Line Drawing
Single –Line Drawing
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Ken Youssefi UC Berkeley 15
Piping Drawings
Isometric pipe drawing
Orthographic pipe drawing
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Ken Youssefi UC Berkeley 16
Piping Drawings
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Ken Youssefi UC Berkeley 17
References for Codes and Standards
• ASTM - American Society for Testing Materials
Physical properties of steels, i.e. ASTM A36 is a construction steel with
minimum yield strength of 36,000 psi.
• NFPA - National Forest Products AssociationNational Design Specifications for Wood Construction.
• ACI - American Concrete Institute Manual of Standard Practice for Detailing Reinforced Concrete
Structures.
• Brick Institute of America Principles of Brick Engineering
Principles of Tile Engineering