Framing Hip Roof Rafters

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.

Framing hip roof rafters.

Print full scale paper templates cut and fold over wood to mark and cut angles set bevel gauge. Common rafters in a hip roof that meet at right angles on either side of the hip rafter. Hip rafters are the diagonal rafters that span from the ridge at the top down to the corners of the roof. Span for the main rafters measure from outside of wall to outside of wall.

Distance on a rafter measured in a plumb line from the top outside edge of the plate to the top edge of the rafter. Before you cut your boards you ll need to measure the width of your building and calculate the exact length of each rafter. 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. 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.

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. The major purpose of a hip roof design style is to ensure proper protection to the house from all weather conditions with a minimum requirement of. The roof rafters provide integral structural support to the roof. Roof framing members that go from the top wall plates to the ridge.

Rick arnold frequent contributor to fine homebuilding and the journal of light construction presenter at jlc live the katz roadshow the remodeling show. Hip roof framing rafter cut angle template diagram. 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.