Framing Cantilever Roof Overhang

Floor cantilevers supporting an exterior balcony are permitted to be constructed in accordance with table r502 3 3 2.

Framing cantilever roof overhang.

As far as this author can tell this area of light construction is not covered in the international residential code for wood framing but it is covered for cold formed steel framing where section r804 3 2 1 2 contains requirements for rake overhangs the two methods shown are the cantilever outlooker option 1 and the ladder outlooker option 2. Floor cantilevers constructed in accordance with table r502 3 3 1 shall be permitted where supporting a light frame bearing wall and roof only. Eaves and rakes that overhang a building s sidewalls are critical to the life of a building. Shedding rainwater away from siding and trim especially from door and window sills can greatly reduce rot mildew and a host of other problems that can be caused by water streaming down the face of the building.

Most architects engineers like to use a 1 2 or better cantilever ratio favoring the inside in these situations. Floor cantilever spans shall not exceed the nominal depth of the wood floor joist. This video will.