Hip Roof Rafters Layout

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 rafters layout.

Hip backing angle 15 4. S5 s8 s9 s12 s21 s24 s29 32 jack rafters layout right side. 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. Outside top plate edge to ridge top edge common 10 11 3 4.

Hip rafters are the diagonal rafters that span from the ridge at the top down to the corners of the roof. S1 s4 s13 s16 s17 s20 s25 28 hip rafters layout. If we consider the rectangular shape of most buildings then hip roofs will be constructed with two triangular sides and two trapezoidal sides. Hip roof framing plan truss layout jack rafters layout left side.

With a square roof the ridge becomes a square center piece kingpost with side lengths equal to common rafter thickness. After you determine the rise span run line length and pitch the next step is to lay out the rafters or mark the cuts on a pattern rafter to create the roof. The 4 hip rafters begin at the 4 corners of the roof and connect to the ridge beam. 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.

Hip roof framing center join diagram with options for square roof 1. This article will discuss a gable roof without valleys or dormers because it s the most common and the easiest for a first time builder to tackle. Whereas in the case of square buildings hip roofs are more commonly pointed toward the top portion while forming a pyramid like structure. Span for the main rafters measure from outside of wall to outside of wall.

Select the following information by using the drop downs to enter values in feet and inches. 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. Roof battens lath hip end side roof battens lath main roof side wall plate or inferior purlin cut corner connection roof covering materials layout hip end roof covering layout main roof.