Gable End Roof Overhang Framing

Uplift of roof decking at the overhang.

Gable end roof overhang framing.

For the arrangement of the gable end overhang for the standard roof you lengthen the ridge beam beyond the facade for previously verified length using cut rafters. The other common wind related failure at gable ends is uplift of the roof decking at the overhang. Framing for gable end overhangs rakes for steel framing is codified in the irc 2012 2015 r804. For slanted roof sheds overhangs add character and facilitate proper drainage.

Inadequate nailing of the sheathing to supporting framing or inadequate connections of the framing at the rake edge that supports the roof. A rake on the gable end of the roof can be created with the construction of additional roof framing. 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. This can be from two causes.

Framing a gable roof building a gable with barge end purlin struts and collar ties. Due to the steeper angle of gable roof the maximum width of the eaves is narrower than other shed styles. 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.

There are no similar requirements for wood framing. Due to the shed s design a significant amount of rain. After that you should fix the cornice board to the end sides of the ridge and the load bearing beams. 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.

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.