Roof Rafter To Wall Connection Detail

Performance of conventional roof systems and components including ceiling joist to rafter connections and roof framing to wall connections.

Roof rafter to wall connection detail.

This is a detail of a roof rafter to an exterior wall connection. Rafter to ridge beam connection framing contractor talk. This is a. At the peak the rafters are nailed to a ridge board and at.

If you have ever sat down and down the statics for a true rafter roof you ll see that the thrust forces are very large. Individual connections and connections within full scale roof systems were tested to quantify potential system effects. Hand driven and pneumatic fasteners were included in the test program. Collar ties rafter ties tension beams structural ridge beams.

Rafters act more like the top chord of a roof truss than as a roof joist. Dwg pdf right click to save these files roof eave and soffit detail. Roof rafter at exterior wall detail. Similarly hip and valley rafters provide the point of connection for roof rafters framed at angles.

The connection from the rafters to the collar tie is very large. Has a thrust force of about 720 per rafter. That is a lot of nails more than irc requires. For example a 24 wide roof with a 6 height using 2x8 16 o c.

10d 4 d c. Blocking plywood angle 61 x6 x 5 16. Rafter attachment at gable wall structural inspections construction concerns i joists as rafters fire roofing construction close up on wooden rafters eaves ridge rafter connector ceiling joist and rafter framing details home owners. This is a detail of a roof rafter to ridge beam interface.

Some of these can support the roof and prevent ridge sagging and wall spreading. This article describes and illustrates the different types of support that prevents roof sagging and wall bulging at buildings including definitions of collar ties rafter ties and structural ridge beams. As with rafter style roofs toenailing is one of the most common ways of attaching a truss style roof to a wall plate. In a sloped roof common rafters run from the peak of the roof down to the top of the exterior walls of the building.

Toenail a truss into the top of the wall plate by nailing through the sides of the bottom chord at a 30 degree angle. Dwg pdf right click to save these files roof rafter at ridge beam detail. Ceiling joist and rafter framing details home owners.