How To Calculate Hip Roof Rafters

A hip rafter is a rafter that runs from the end of a roof ridge to a corner of the eaves.

How to calculate hip roof rafters.

Before you cut your boards you ll need to measure the width of your building and calculate the exact length of each rafter. Here is the online hip roof area calculator which helps you calculate the hip roof parameters such as roof rise common and hip rafters length and roof area based on width height of roof base and the roof pitch identical for all sides. Unlike rafters for flat roofs rafters for pitched gable and hip roofs rise at an angle from the outside walls and meet at a ridge. 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.

This calculator will help you estimate hip roof parameters including rafters and roof area person outline anton schedule 2011 08 29 17 53 20 one of users asked us to create calculator which will help him estimate hip roof parameters like rafter s lengths roof rise and roof area. Minus ridge thickness to allow for ridge becoming pole plate roof peak will be slightly higher ridge thick must be same. Select the following information by using the drop downs to enter values in feet and inches. Calculate the length of a rafter from the roof slope ratio of inches per foot and a building width measurement.

As a do it yourself builder you can expand your knowledge of basic roof construction by calculating the length of the rafters for a particular roof section or room. Enter the extension wall length into wall length and double the extension wall width then minus ridge thickness into the wall width entries. From your average hip roof calculator to something more specific like a hip roof rafter calculator there is plenty to consider with this kind of calculation. To do this your best bet is definitely finding a good hip roof construction calculator so that you can work it all out in a timely and simple fashion.

If you add an eaves overhang dimension then the amount the rafter sticks passed the wall will be added to the rafter length. Porch roof extensions for hip roof porch extensions from an existing building wall you can use half the calculator results. Includes result for hip valley factor slope factor and the roof slope in degrees. Hip roof area calculator.

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. The roof rafters provide integral structural support to the roof.