Steel Roof Truss Maximum Span

Trusses from 8 to 80 clear spans.

Steel roof truss maximum span. The load span tables shown below demonstrate only a tiny subset of the possible combinations available with trussteel cfs roof trusses. Options to set the roof girders on wood post or concrete wall also available. Total load psf duration factor live load psf roof type 55 1 15 40 snow shingle 55 1 15 30 snow tile 47 30 snow 40 20 snow 1 25 20. Maximum rafter spans for a patio roof in areas with mild climates patio roofs are generally designed for loads of 30 psf pounds per square foot.

These steel joints are needed to support the overall truss. 12 50 a foot 12 40 14 95 a foot 42 60 all lean to shed trusses 1 12 pitch. All come with 16 overhang past post. 12 50 a foot up to 20 14 95 a foot over 20 we stock 24 30 and 40 gable trusses and 12 lean to trusses.

Finally the truss calculator will compute the best dimensional method to connect the pieces of the truss with steel joints and a bridge. Maximum span truss with un triangulated heels 20 0. Long span roofs are generally defined as those that exceed 12 m in span. For heavy roofs or in areas with substantial snowfall or winds call your local building department for code requirements.

The same thing is true for the bridge of the truss. Scissor truss slope differentials between top and bottom chords must be greater than or equal to 2 12 maximum span to depth ratio is 24 for parallel chord roof trusses for example a 24 deep parallel chord roof truss should not exceed a span of 48. Long span roof designing buildings wiki share your construction industry knowledge. Alpine truss designs are engineered to meet specific span configuration and load conditions.

All american made engineered agricultural gable trusses 4 12 pitch heavy duty 2 angled steel painted black. A sl series truss is a single slope truss that includes steel girders and steel columns with clear span widths from 10 through 80 with available eave heights of 8 through 20. Long span roofs can create flexible column free internal spaces and can reduce substructure costs and construction times. 05425 cold formed steel trusses 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 are commonly found in a wide range of building types such as factories warehouses agricultural buildings. When spaced 10ft they will withstand 110mph winds and 32 lbs ft snow load. You can buy panels of corrugated metal roofing in standard spans or lengths or have them cut to a specific size. We can help you design pole barns to meet so many needs we supply a wide range of steel trusses.

The more complex the truss framework is the greater quantity of these joints will be required.