Gable Roof Valley Rafter Framing

A valley rafter forms a depression in the roof instead of a hip.

Gable roof valley rafter framing.

Parts of a roof a ridge board is a. For a good straight fascia add an extra inch or 2 to the tails of all your rafters total length. Before you cut your boards you ll need to measure the width of your building and calculate the exact length of each rafter. Default wall in archicad.

A hip rafter is called for only when framing a hip roof but a valley rafter is needed on both hip and gable roofs whenever roof planes intersect. Sheathing blocking is added along the valley and the sheathing pieced in for both roof planes. Http amzn to 2sfscbz swanson speed square http amzn to 2svgnvt 16 x 24 framing square starrett http amzn to 2sflm5v milwaukee circular saw http amzn. These hip rafters run at a 45 angle from each corner of the building to the ridge.

If you re framing a gable roof on a new house or building a shed or even a doghouse with a gable roof you ll need to cut a number of roof rafters. Gable roof framing calculator plan diagram with full dimensions. Because most framing lumber is not perfectly straight i check each piece and mark the crown before i start cutting the lumber into rafters. To transition the eaves the horizontal fascia extends to the last rafter tail and a vertical return finishes the transition.

The roof rafters provide integral structural support to the roof. Type of roof because it is braced by four hip rafters. A disadvantage of the hip roof is that it is more difficult to construct than a gable roof. Gable roof a gable roof is when all rafters extend downward from the ridge board beam.

Diagonally upwards to the ridge. The valley rafter is marked for a 12 in 17 pitch and then cut with a double bevel to fit into the ridge intersection. At the low end of the valley the subfascias of the two roofs are mitered with a block filling in the roof framing. Keeping all of the crowns pointing up prevents waves from marring the finished roof.

Hip roof a hip is a type of roof where all sides slope downward to the walls. Like the hip rafter it extends diago nally from the top plate to the ridge. A roof for insulation solar panels and bedrooms. After they re up you can snap a line to mark and trim the tails in a nice straight line to make up for any ridge warp or marking cutting and fixing errors.

Where two gable roof lines meet the intersection forms inside corners called valleys. Valley rafter a no math approach to valley plates whether you re tying in new gable dormers or adding a chimney cricket during roof framing giving the valley jacks a place to land is an easy task with these step by step instructions. Intersecting the intersecting roof consists of a gable and valley or hip and valley. The valley is formed where the two.