Warren Truss Roof

A warren truss bridge is an important structure and the warren truss bridge design is commonly used in bridge construction because it will carry a tremendous load.

Warren truss roof.

A metal plate connected wood truss is a roof or floor truss whose wood members are connected with metal connector plates. It was invented by james warren and is now commonly used today. All trusses are designed to nationally recognized standards and building codes and supplied with engineered sealed drawings. Maximum floor joist span no.

The warren truss dispenses with internal vertical members entirely and is formed from a series of equilateral triangles. All trusses are designed to nationally recognized standards and building codes and supplied with engineered sealed drawings. Trusses are cost effective. Warren trusses are commonly used in long span buildings ranging from 20 to 100 m in span.

In the image given above the upper and lower horizontal parts are in tension along with the diagonals in the center while the outer diagonals are compressed. A modified warren truss may be adopted where additional members are introduced to provide a node at for example purlin locations. Each individual strut beam or tie is only subject to tension or compression forces there are no bending or torsional forces on them. Maximum span douglas fir in horizontal roof rafters and maximum span.

2 grade of douglas fir and maximum span floor joists. History of the truss bridge. Truss members form a series of equilateral triangles alternating up and down. Trusses are cost effective.

By eliminating the vertical members the warren truss is relatively economical in terms of material use. This gives a pure truss. The internal diagonal members resist tension and compression forces alternately. Has been providing quality wooden roof and floor trusses at a competitive price since our founding in 1967.

Truss members are made up of all equivalent equilateral triangles. Using the latest in 3d software our designers can produce truss profiles that satisfy virtually any aesthetic and functional specification. The warren truss consists of longitudinal members joined only by angled cross members forming alternately inverted equilateral triangle shaped spaces along its length. Warren truss company inc.

The warren truss design uses equilateral triangles in the framework to spread out the load on the bridge. The warren truss has equal length compression and tension web members and fewer members than a pratt truss.