28 Spreadweb Roof Truss
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6 12 3 5 12 28 28 38 32 32 44 34 37 50 36 39 54 6 12 4 12 22 22 31 26 26 36 30 30 41 32 32 44 alpine truss designs are engineered to meet specific span configuration and load conditions.
28 spreadweb roof truss. Steeper roof pitches require longer webs which add to the cost. Click to add item 26 spreadweb residential roof truss 6 12 pitch 87 to the compare list. The shapes and spans shown here represent only a fraction of the millions of designs produced by alpine engineers. Live loads are not always present.
Trusses are professionally designed with state of the art computer programs. Roof truss basics roof trusses are engineered wood alternatives to hand framed rafters. Total load psf duration factor. Customize by choosing your own siding roofing and trim along with multiple door options.
Shop our wide selection of stock and custom roof trusses to complete your building project. They are designed at a 4 12 pitch to be spaced 2 foot on center. The lumber components are precision cut and assembled together with galvanized steel truss plates in a factory controlled environment. Pre manufactured stock trusses are constructed with spruce pine fir spf or southern yellow pine syp lumber.
These trusses the meet building code criteria as specified by structural building components of america sbca and the truss plate institute tpi. This 26 span truss with a 4 12 roof pitch is the most economical truss we can build. The same is true if we make it steeper. Examples of live loads are snow wind rain and temporary construction loads.
While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses. Click to add item 28 6 12 residential truss to the compare list. Just as there are many types of roofs with many roof parts there are many different types of roof trusses this extensive article explains through a series of custom truss diagrams the different truss configurations you can use for various roofs. Each truss bears the truss plate institute tpi stamp for quality assurance.
Roof trusses for over 30 years 84 lumber has been a leading manufacturer of metal plate connected roof trusses for some of the country s largest single family and commercial builders. We utilize state of the art technology the latest design software computerized saws and specialized jigging equipment all of which are designed to. If we go any larger it will require more webbing inside the truss which will directly affect the cost of the truss. Dead loads are always present.
Truss capacity is. It will use the current cost of wooden rafters based on the average price found at home improvement stores. They support live and dead loads by efficiently transferring the loads to the building walls or supports.