Structural, Piping, and Welding Drawings

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Structural, Piping, and Welding Drawings
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Structural Drawings

• 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

• Assembly Drawing
• Skeleton assembly drawing showing the
  relationship of various
• parts to be fitted together in the finished
  structure

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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
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Structural Steel Drawings
Structural Materials - Structural steel,
Aluminum, Wood, Glass, Concrete (plain and
reinforced), structural clay products, and Stone
masonry
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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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Roof Truss Detail
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Structural Connections
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Structural Connections Gusset Plate

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Pictorial of Structural Detail
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Welding Drawings
A welded truss
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Welding Drawings
Pulley housing made by casting (A) and by welding
(B)
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Basic Welds and Symbols
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Dimensioning of Welds
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Piping Drawings
Double Line Drawing
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Piping Drawings
Isometric pipe drawing
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Piping Drawings
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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 Association
• National 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