Hip Rafter Roof Framing

The roof rafters provide integral structural support to the roof.

Hip rafter roof framing.

Distance on a rafter measured in a plumb line from the top outside edge of the plate to the top edge of the rafter. Span for the main rafters measure from outside of wall to outside of wall. 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. The hip roof framing calculator returns the value of the main rafter the side rafter the length of the hip the height of the knee wall and the lengths of the jack rafters.

If the wall plates are all square of equal lengths then the hipped rafters would form a pyramid shape like the picture above normally a roof is rectangle and there are more yellow common rafters. Building a hip roof requires proper attention towards some major factors such as measurements framing and rafter adjustment. A rafter extending from the roof ridge down to the top plate of a wall at the intersection of a gable extension roof that itself abuts or intersects with the main roof. Roof framing members that go from the top wall plates to the ridge.

Hip rafters are the diagonal rafters that span from the ridge at the top down to the corners of the roof. Select the following information by using the drop downs to enter values in feet and inches. Hip roof framing rafter cut angle template diagram. Valley rafter definition of valley rafter or cripple jack rafter.

In case if you are thinking of constructing hip roofs for your complicated commercial or residential building then it is important to construct a superior hip roof framing plan. Depending on the size of the roof most hip roofs will have 4 6 short jack rafters that are spaced out every 20 inches 51 cm between the hip rafters and the king common rafters. Measure the distance between the angled hip rafter and the top of the wall at 20 in 51 cm increments and cut jack rafters to fit. 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.

If using a circular saw or compound miter saw set saw bevel angle to 45 to obtain creeper and hip side angles. In our roof framing drawing above the hip jack rafters are drawn in green.