Alpine

A Builders Guide to Trusses

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Traditional Stick Framing – Carpenters take 2x6, 2x8, 2x10 and 2x12 sticks of lumber to the job site. They hand cut and fit this lumber together into a roof or floor system. Timber Frame – Craftsmen assemble timbers, joinery and braces together to form a self- supporting skeleton structure. Engineered Wood Products – I-Joists, Glulam, and LVL (laminated veneer lumber) wood products are shipped to the jobsite, cut to fit, and made into beams for the floor system, or into ridge beams and sloping joists for the roof system. Truss Systems – in two primary forms: • Metal Plate Connected Wood Trusses – Engineered trusses are designed and delivered to the jobsite with a truss placement plan. Trusses are quickly erected and braced onsite. • Steel Trusses – Light gauge steel trusses are designed and delivered to the jobsite with a truss placement plan. Trusses are lightweight, able to be quickly erected and braced onsite. Builders, Ar Builders, Ar chitects and Home Owners today have many chitects and Home Owners today have many choices about what to use in r choices about what to use in r oof and floor systems oof and floor systems 2 Each method has advantages and disadvantages. In this book we will look at those pros and cons, and assist you in identifying which method is best for your situation. We hope to be able to offer you strengths for each system that can help you sell the value-added difference in the product you choose, as well as help you gain a better understanding of the roof systems themselves, with "real world" advice on framing techniques and issues. __ __ __ __ ________ ________ Pr Pr os os ____________ ____________ Stick Framing Stick Framing T T imber Frame imber Frame __ __ __ __ ________ ________ Cons Cons ____ ____ _ _ _______ _______ Lowest cost for materials. if you have the time and the skilled labor required. If trusses cannot be delivered to the jobsite, conventional framing may be your only alternative. Slow to install and requires skilled labor. May not be accepted by the building department, as it is not an engineered product. Requires scarce large lumber sizes (2x8, 2x10) Smaller span capability. High jobsite waste. Creates handsome exposed timber-frame structures. Slow to install and requires skilled labor. Difficult to run ductwork, wiring, pipes through. Slow to install and frame in. Hard to insulate

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