Ken YoussefiUC Berkeley 1 Structural, Piping, and Welding Drawings

Ken YoussefiUC Berkeley 2 Structural Drawings Assembly Drawing Skeleton assembly drawing showing the relationship of various parts 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

Ken YoussefiUC 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

Ken YoussefiUC Berkeley 4 Structural Steel Drawings Structural Materials - Structural steel, Aluminum, Wood, Glass, Concrete (plain and reinforced), structural clay products, and Stone masonry

Ken YoussefiUC 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.

Ken YoussefiUC Berkeley 6 Roof Truss Detail

Ken YoussefiUC Berkeley 7 Structural Connections

Ken YoussefiUC Berkeley 8 Structural Connections – Gusset Plate

Ken YoussefiUC Berkeley 9 Pictorial of Structural Detail

Ken YoussefiUC Berkeley 10 Welding Drawings A welded truss

Ken YoussefiUC Berkeley 11 Welding Drawings Pulley housing made by casting (A) and by welding (B)

Ken YoussefiUC Berkeley 12 Basic Welds and Symbols

Ken YoussefiUC Berkeley 13 Dimensioning of Welds

Ken YoussefiUC Berkeley 14 Piping Drawings Double –Line Drawing Single –Line Drawing

Ken YoussefiUC Berkeley 15 Piping Drawings Isometric pipe drawing Orthographic pipe drawing

Ken YoussefiUC Berkeley 16 Piping Drawings

Ken YoussefiUC 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 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