12
Jan
How To Read Roof Truss Drawings. Web bracing requirements are noted and referenced by a letter in parenthesis on the component drawing. Learn to read basic truss design drawings and how to interpret them. 12172020 The kmg post truss will be drawn similarly commencing with walls and tie beam. This conforms to the 4-by-8-foot dimensions of plywood or oriented strand board OSB sheets used to deck or cover the roof in preparation for shingles.
9 Drawing scale of the truss 10 Top chord slope inches of vertical rise for each 12 inches of horizontal run 11 Top chord member label identification label used to distinguish pieces 12 Truss height the height of the truss from the top of the bearing to the top of the top chord trusses with multiple levels of top chord will have multiple truss height dimensions. For examplei know one spot it is supposed to be exactly 13 feet and it reads 13-0-0 so i can get that but where the ceiling height. Repeat nailing as each ply is added. Session goals are listed below as well as the recording. Drawing scale of the truss Connector size and orientation Chord splice Face Plate Truss Depth Bearing location 15 16 Cumulative dimensions Panel length feet inches sixteenths Reading a Floor Engineering Drawing Part 1 Truss span feet inches sixteenths 17 18 Plate offsets. Read this drawings in conjunction with architects and other engineers drawings and specifications and such other written instructions as may be issued.
All dimensions are in milimetre unless stated otherwise.
Understand the basic forces that are present in metal plate connected roof and floor trusses. Each Truss Design Drawing will include the following information that correlates to the Truss Placement Plan. Bracing is extremely important. The slope or depth span and spacing and location of all joints. One side of the drawing shows a. Trim-able End Floor Trusses.
