Roof Truss To Wall Connection
An important aspect of the construction of any building is the connection between the roof and the walls.
Roof truss to wall connection. How to connect trusses to the top plate step 1. As with rafter style roofs toenailing is one of the most common ways of attaching a truss style roof to a wall plate. A truss to truss connection and a truss to everything else except a truss connection. Measure and mark the top plate of the walls on either side of your structure running in line with the proposed.
One method is to use toenails. When the trusses are oriented parallel to the wall the simplest method of connecting a braced wall panel to the roof floor system above is to frame and sheath the wall up to the roof floor deck above and attach the roof floor sheathing to the double top plate of the braced wall panel with 6d common 0 113 x 2 0 nails at 6 on center as shown in figure 3. Stand the first truss on the end of the wall flush with the outside end of the wall. Benchmark the shear capacity of roof to wall connections load direction parallel to wall assembled with hand driven common nails pneumatic nails and a combination of pneumatic nails and light gage steel roof clips using full scale roof assembly tests and individual connection tests.
Determining which truss or rafter is the girder may require a trip into the attic. To answer this question it helps to recognize there are two types of connections. The truss designer is responsible for the former and the building designer is responsible for the latter. Consequently for gable end roofs the most important roof to wall connections are those within 6 to 8 feet of the outside corners.
One such example is the truss to wall connection. Toenail a truss into the top of the wall plate by nailing through the sides of the bottom chord at a 30 degree angle. To determine the appropriate connection method the minnesota building code provides two options to builders using wood trusses in roof construction. Methods for access also include removal of roof panels or sections.
Pocket connection a pocket connection consists of framing the floor or roof system into a void in the masonry wall. For hip roofs the code specifies that hip and girder rafters or trusses be connected to exterior wall plates. The retrofit of roof to wall connections can be made by access through the area under the eave from above through the roof or from the interior of the house. Center the truss side to.
This connection is used at the top of concrete masonry walls or when a change in wall thickness provides a ledge with sufficient bearing area as shown in figure 1.