Large Span Wood Timber Roof System

Wood truss system to provide a lightweight and flexible structure capable of easy adaptation in the future.

Large span wood timber roof system.

For large spans trusses are typically spaced at 5 to 12 m centres normally carrying purlins at 1 2 to 2 4 m spacings and supporting corrugated sheeting. The common rafters are often smaller than the truss timbers to differentiate between the primary and secondary timber frame elements. Large span timber structures include roof trusses portal frames and domes. We like common rafters between each truss thereby giving a rhythm to the roof structure.

Contact your localalpine trussmanufacturerorofficeformoreinformation. The base element is an. A timber frame truss roof with ridge beams and common rafters can provide a larger space between each truss. How to help reduce climate change.

Trusses with an asterisk that exceed 14 in height may be shipped in two pieces. The enclosed portion of this end of the houses newer style roof is supported by 2 x 6 s spaced at 16 inches spanning 20 feet at a drop of 7 feet in every ten feet of span. This section contains the following resource. Timber trusses generally give an economic solution for spans over 25 30 m.

The of use engineered wood products such as lvl and glulam help to deliver the required structural performance. Bt b tc 6 6 common truss configurations for the most widely designed roof shapes. Spanning roof using diagrid a timber system developed by cowley structural timber work. This system also has a major beam support midway that is made of 5 sandwiched 2 x 8 s to create a free span ceiling from the upstairs peak all the way to the downstairs wall.

Large span timber structures. Alternatively purlins are left out and instead heavier corrugated sheeting is applied directly on the trusses. Large span timber structures.