Graphical Construction Glossary >> Roofs and roofing. >> Roof Trusses >> w truss

W truss

A triangular truss where the web members take the form of a W. Also called a Fink truss.

Belgian truss, Double fink truss

A similar truss for longer spans with extra "W" webs added.

Fan truss

Similar to a Warren truss but with extra vertical ties added. Said that each sides web radiate like a fan.

Cambered fink or warren truss

A Fink or Warren truss with a raised center bottom chord.

Warren girder or girder truss.

Parallel top and bottom chords joined by any number of W webs.

A couple of Warren girders supporting a walkway to a pontoon. Nicely designed to perform the function of guardrails also.

This truss called by a few names and with quite a few variations seem to be the basic one that the gang nail truss manufactures start from.

At the right are a couple of girders or girder trusses that are used often in large construction (The Sydney Harbour bridge has run up spans that are supported by Warren girders), down to being tucked away inside roof spaces as girder trusses.

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