Roof Truss Analysis Example

Plr ext 12 psf x 25 ft x 10 2 ft 1 50 kdue roof live load 7 3 k 1 5 k 1 5 k.

Roof truss analysis example.

At 25 ft x 10 ft panel x 8 panels 2000 sf r1 1 2 0 001 x 2000 sf 0 60. 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. The examples of these are the sides of the bridges or tall tv towers or towers that carry electricity wires.

Roof live load lr 20 psf r10 6 r1 1 0 r1 1 2 0 001 at. Roof trusses they are often. Analysis of truss by the methods of joints and by the methods of section is explained in the article. Example 3 2 determine the force in each member of the roof truss as shown.

State whether the members are in tension or compression. Example roof truss analysis. Span of roof truss 7 2m. 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. The reactions at the supports are given as shown. Lr 20 psf x 0 6 12 psf plr int 12 psf x 25 ft x10 ft 3 00 kdue roof live load. Dead loads on truss girder.

In this example a parallel chord steel roof truss is analyzed for typical dead and roof live loads. We know the basics of equilibrium of bodies. Learn truss analysis methods with examples. Nodal spacing of the trusses 1 2m.

The photo below shows a truss girder painted gray supporting the roof of a gymnasium. Spacing of the truss 3 0m. Self weight of long span aluminium roofing sheet 0 55mm gauge thickness 0 019 kn m 2.