Roof trusses and floor trusses are support structures ... trimmable floor trusses are also available. There are two types of trimmable trusses. Hybrid floor trusses have steel webs and top and bottom ...
Figure 4.1: Types of plane truss For example, the Pratt, Howe, Warren and K trusses would be used to support bridge decks and large-span roofing systems (the Howe truss is no longer used for reasons ...
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