Overhang Dutch Gable 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.

Overhang dutch gable roof framing.

This can be from two causes. By doing this it changed the as drawn cantilever ratio of 3 2 favoring the outside of the building to a 5 7 ratio. Exactly where the gable interrupts the hip is called the setback the distance from the end of the building to the first set of gable common rafters. A large overhang on a dutch hip roof requires a few changes to the normal construction method.

The biggest problems with gable end overhang strength occur if your roof overhang is greater than about 12 inches. I planned to use the experience to teach the contractor s crew western style framing. Inadequate nailing of the sheathing to supporting framing or inadequate connections of the framing at the rake edge that supports the roof. Framing a gable roof building a gable with barge end purlin struts and collar ties.

When stick framing a dutch roof i begin by checking the plans for the amount of. I would use continuation jack rafters to frame in the small gable like extension that is an integral part of the dutch hip design. The other common wind related failure at gable ends is uplift of the roof decking at the overhang. Of the many ways that gable end overhangs are built the two most common ways are the use of ladder details and outriggers ladder details are usually adequate if the overhang is less than about 8 inches although they are frequently used for longer overhangs.

Uplift of roof decking at the overhang. In 2011 i was given the opportunity to frame up four small houses with dutch hip roofs on a remote island in the tropics.