Long Span Steel Roof Truss

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.

Long span steel roof truss.

Made in the usa. Factors that affect truss pricing and cost. Mono used where the roof is required to. The span in short is the length of the bottom of the truss.

When spaced 10ft they will withstand 110mph winds and 32 lbs ft snow load. Long span roofs are generally defined as those that exceed 12 m in span. Standard truss centers will be 10 or 12 with wider centers as an option. 2 2d idealisation of the structure is usually very sufficient for analysis and design.

Trusses with an asterisk that exceed 14 in height may be shipped in two pieces. They are commonly found in a wide range of building types such as factories warehouses agricultural buildings hangars large shops public halls gymnasiums and arenas. Pre welded clips on 2 centers for wood or steel secondary framing. While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses.

Finally the truss calculator will compute the best dimensional method to connect the pieces of the truss with steel joints and a bridge. The more complex the truss framework is the greater quantity of these joints will be required. Long span roofs can create flexible column free internal spaces and can reduce substructure costs and construction times. These steel joints are needed to support the overall truss.

1 the connection design is as important as the member design. Some basic considerations in the design of trusses. A wp series truss includes steel girders to be set on customers wood legs includes mounts for connection. We can help you design pole barns to meet so many needs we supply a wide range of steel trusses.

The connections could be welded or bolted or both. Some spans have a lower rate per foot than others. Clear span widths from 10 through 100 available eave heights of 8 through 20. Bt b tc 6 6 common truss configurations for the most widely designed roof shapes.

In the engineering and construction industry any truss spanning more than 60 feet is considered to be long span thus requiring engineering consideration per international building code ibc 2015 section 2303 4 trusses for design of. Contact your localalpine trussmanufacturerorofficeformoreinformation. To achieve maximum indicated spans trusses may require six or more panels. Trusses from 8 to 80 clear spans.