Extended Roof Overhang Framing Details

Most sheds with overhangs incorporate both rakes and eaves into their design to give the shed a balanced look.

Extended roof overhang framing details.

More protective of the walls and almost as simple is to add a porch roof at a lower slope see b. Uplift of roof decking at the overhang. A rake overhang is created by extending the roof beyond the gables of your shed. This can be from two causes.

A good estimate for a contractor to do this same roof overhang extension would range from 50 to 85 per running foot. My cost of extending a roof overhang. This cost did not include any labor or waste disposal fees. An eave overhang is located on the longer sides of the shed.

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 cost of extending my 30 foot long roof overhang 14 inches was 340 or 11 50 per running foot for materials. The roof overhang does not extend far enough in the first case the overhang is simply too big for the home. After that you should fix the cornice board to the end sides of the ridge and the load bearing beams.

This leads to a situation where there is an excess amount of shade and the exterior of the home appears dark and gloomy. Inadequate nailing of the sheathing to supporting framing or inadequate connections of the framing at the rake edge that supports the roof. An eave is created by extending the slope of your roof beyond the walls of your shed. Since each end of the 4x6 beam overhangs 16 inches you can determine the length of the diagonal braces using the pythagorean theorem.

Then load bearing roof beams fixed to the trusses are extended in the same way. The final step of the roof frame was to install the four diagonal braces located at each end of the 4x6 beam and the two 6x6 posts see the diagonal brace detail. To determine exactly what the rafter tail will look like i always make a full size drawing on a scrap of plywood of all the eaves elements including framing and finish materials see illustration above. The other common wind related failure at gable ends is uplift of the roof decking at the overhang.

The ceiling joists pushed the rafters up and gave extra height to the building. Open eaves with trusses. A related problem is that the roof is actually at greater risk of wind damage.