Roof Truss Analysis Example

Spacing of the truss 3 0m.

Roof truss analysis example.

Learn truss analysis methods with examples. The examples of these are the sides of the bridges or tall tv towers or towers that carry electricity wires. The reactions at the supports are given as shown. We know the basics of equilibrium of bodies.

Dead loads on truss girder. Example roof truss analysis4 6. Ce 331 summer 2015 roof truss analysis example 1 3 in this example a parallel chord steel roof truss girder is analyzed for typical roof dead and live loads. A truss girder painted gray and bar joists painted white.

Self weight of long span aluminium roofing sheet 0 55mm gauge thickness 0 019 kn m 2. Roof live load lr 20 psf r10 6 r1 1 0 r1 1 2 0 001 at. State whether the members are in tension or compression. Roof trusses they are often.

The photo below shows a truss girder painted gray supporting the roof of a gymnasium. Nodal spacing of the trusses 1 2m. Analysis of truss by the methods of joints and by the methods of section is explained in the article. In this example a parallel chord steel roof truss is analyzed for typical dead and roof live loads.

Truss analysis using method of joints is greatly simplified if. The photo below shows two types of trusses. Span of roof truss 7 2m. Example 3 2 determine the force in each member of the roof truss as shown.

We will now discuss the trusses that are used in making stable load bearing structures. Weight of ceiling adopt 10mm insulation fibre board 0 077 kn m 2. Lr 20 psf x 0 6 12 psf plr int 12 psf x 25 ft x10 ft 3 00 kdue roof live load.