Overhang Dutch Gable Roof Framing

When stick framing a dutch roof i begin by checking the plans for the amount of.

Overhang dutch gable roof framing.

A large overhang on a dutch hip roof requires a few changes to the normal construction method. A large overhang on a dutch hip roof requires a few changes to the normal construction method. The other common wind related failure at gable ends is uplift of the roof decking at the overhang. The biggest problems with gable end overhang strength occur if your roof overhang is greater than about 12 inches.

I would use continuation jack rafters to frame in the small gable like extension that is an integral part of the dutch hip design. By doing this it changed the as drawn cantilever ratio of 3 2 favoring the outside of the building to a 5 7 ratio. I planned to use the experience to teach the contractor s crew western style framing. This can be from two causes.

The dutch is a section of hip roof in which hip rafters run into a gable end instead of going up to a ridge. Uplift of roof decking at the overhang. Framing a gable roof building a gable with barge end purlin struts and collar ties. 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.

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