Gable Roof Overhang Framing

These boards will be the full dimension of the gable overhang.

Gable roof overhang framing. Uplift of roof decking at the overhang. With different slopes with wide gable end and overhang construction. When planning how to build a gable roof you should know that there are several types of gable roofs. Attach them to the truss ends entended out beyond the gable ends.

The snow slides off this roof under its own weight and it is protected from the stagnation of water in summer. After the gable is framed lookouts extend from the first rafter inside the gable wall out over the plates to support the overhanging barge rafter. There are no similar requirements for wood framing. A rake on the gable end of the roof can be created with the construction of additional roof framing.

Gabled roof is regarded to be the most practical design. For slanted roof sheds overhangs add character and facilitate proper drainage. Due to the steeper angle of gable roof the maximum width of the eaves is narrower than other shed styles. Inadequate nailing of the sheathing to supporting framing or inadequate connections of the framing at the rake edge that supports the roof.

See figure 8 1 roof framing details truss end boards. Determine how much overhang you want on the gable ends and cut the truss end board accordingly. This can be from two causes. The other common wind related failure at gable ends is uplift of the roof decking at the overhang.

That rafter outside forms the overhang for the barge boards to fix to and so the soffit boards and ventilation are continuous all the way. Framing a dropped gable wall one of the keys to framing the rake with my system is building a dropped gable end wall the top of which is 3 1 2 inches below the tops of the rafters. The american wood council s 2012 wood frame construction manual defines rake overhang as the horizontal projection of the roof measured from the outside face of the gable endwall to the. Due to the shed s design a significant amount of rain.

The biggest problems with gable end overhang strength occur if your roof overhang is greater than about 12 inches. The picture above shows the plan view of a gable roof ladder trusses are made up using four noggins bridging at each corner to support a rafter outside the building.