Metal Roof Truss Span Tables

Rafter span tables use these tables to determine lengths sizes and spacing of rafters based on a variety of factors such as species load grade spacing and pitch.

Metal roof truss span tables.

Typical roof truss design spans general notes. Spacing should be interpreted as the centre to centre distance between adjacent parallel members. And parallel to floor truss span strongback lateral supports 24 max. When you select all span to design and manufacture your pre fabricated truss sys tem you are selecting an experienced truss.

Roof floor truss manual 7 31 08 10 43 am page 12. Products truss incthe complete guide to roof trusses design cost framing morefloor trusses country truss llcstructure magazine long span open web trussesroof truss design information4x6 span chart trinityfloor truss. Also available for the android os. Roof load width rlw and floor load width flw can be determined from as1684 or from the images below.

Total load psf duration factor live load psf roof type 55 1 15 40 snow shingle 55 1 15 30 snow tile 47 1 15 30 snow shingle 40 1 15 20. Visit the roof framing page for more information on cutting roof rafters and visit the roof pitch calculator for determining rafter lengths based on rise and run. Keep in mind that these tables are for estimations only. The shapes and spans shown here represent only a fraction of the millions of designs processed by alpine engineers.

The ultra span system from aegis metal framing offers building designers and contractors real peace of mind. 72 5 0 mi ni m u m girder floor truss floor truss jacks a a bearing wall girder floor truss floor truss jacks bearing wall cantilevered floor truss two 2x rim joists 24 max. Required size for a given span. Alpine truss designs are engineered to meet specific span configuration and load conditions.

The load span tables shown below demonstrate only a tiny subset of the possible combinations available with trussteel cfs roof trusses. You can use sbca s span charts to roughly determine truss sizes available. Roof truss spans every trussteel roof truss is a custom design based upon the unique load span bearing use and code criteria of a particular project. They know all the key elements of a properly functioning structural system are designed and provided.