Hip Roof Rafter Bracing

In this video we cover how to brace a conventionally framed roof and why it is important to do so.

Hip roof rafter bracing.

Nail one rafter on each side of the hip roof to brace the ridge board in place. 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. The hips are in red common rafters yellow and for hips to work on a square roof like above each member is equal. Diagonal rafter bracing should be approximately 45 to the rafters on plan.

Bracing for larger roofs. 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. Then nail the king rafters in place against the ridge board. Applicable to all trussed rafter roofs unless rigid sarking such as timber boarding or plywood is used.

If you see sagging rafters recommend stabilization by a qualified contractor. Hip roofs have hip rafters which are oriented diagonally to the ridge and outside walls. Hip rafters are simply called hips and are shown here as brown. Span for the main rafters measure from outside of wall to outside of wall.

However since there is some load transfer with these members the code requires a nominal 2 thickness and bracing to a load bearing partition at the upper end or to be designed as a beam with proper supports. Bracing for roofs less than 6 6m wide on detached or staggered stepped buildings. Select the following information by using the drop downs to enter values in feet and inches. Whereas in the case of square buildings hip roofs are more commonly pointed toward the top portion while forming a pyramid like structure.

Bracing for roofs that are approximately square. If we consider the rectangular shape of most buildings then hip roofs will be constructed with two triangular sides and two trapezoidal sides. Stabilization typically involves installation of a purlin system. You will learn some great tricks for using braces to keep.

See saw miter and blade angle settings. With the saw bevel angle set to 45 cutting hips and creepers at the plumb cut angle will produce correct side angles. There are 6 of these rafters on every hip roof. Hip roofs are constructed with four rafters that usually meet on a ridge board that is situated at the middle portion of the roof.

Hip roof framing rafter cut angle template diagram if using a circular saw or compound miter saw set saw bevel angle to 45 to obtain creeper and hip side angles. Tap a small nail into the side of the rafter at that point. King common rafters are the common rafters closest to the hip rafters.