Framing Overhang For Roof

Uplift of roof decking at the overhang.

Framing overhang for roof. For slanted roof sheds overhangs add character and facilitate proper drainage. Sheathing should be a minimum of 19 32 inch thick. Inadequate nailing of the sheathing to supporting framing or inadequate connections of the framing at the rake edge that supports the roof. They also help to frame windows on upper stories.

Before the roof sheathing goes on the open framing provides easy access for attaching the return blocking and the nailers for the rake soffit. The typical thickness range for sheathing is 3 8 to 3 4 inch. You need to measure the area where you will be adding the overhang and buy to fit your specific project. This can be from two causes.

The other common wind related failure at gable ends is uplift of the roof decking at the overhang. 8d ring shank nails should be used instead. Due to the steeper angle of gable roof the maximum width of the eaves is narrower than other shed styles. Floor cantilevers constructed in accordance with table r502 3 3 1 shall be permitted where supporting a light frame bearing wall and roof only.

Floor cantilevers supporting an exterior balcony are permitted to be constructed in accordance with table r502 3 3 2. The last pieces to go in were nailing blocks above the ledger for the back of the return and at the bottom edge of the soffit for attaching the rake 20. If you are unsure of how to measure for your overhang framing ask for help at your local hardware store. Floor cantilever spans shall not exceed the nominal depth of the wood floor joist.

Again have the helper hold the rafter extension in place and gauge the distance of the overhang while you hold the extension against the rafter and the roof sheathing and nail it to the existing rafter with a framing nailer. I ve used this method when i ve had trouble slipping in the rafter extensions with this method the rafter tails. This video will. Over hangs are recommended to not exceed three feet out.

Make sure to purchase weather resistant materials. If narrow overhangs are all you need say 8 in. A rake on the gable end of the roof can be created with the construction of additional roof framing. An eave is the edge of the roof that overhangs the face of a wall and normally projects beyond the side of a building.

Eaves form the overhang to distribute water clear of the walls. Never attach roof sheathing with staples.