Unequal Pitch Hip Roof Calculator

We ll use the 12 as the rotation point on the framing square and move the other end of the framing square to the edge of the hip rafter material using the 6 rotation dimension.

Unequal pitch hip roof calculator.

After that you will have to try and find a good hip roof pitch calculator to make sure you can get the last of the calculations. Major side roof pitch major. Porch roof extensions for hip roof porch extensions from an existing building wall you can use half the calculator results. How to use the hip roof framing calculator.

Major side roof span building width ridge thickness 2. Select the following information by using the drop downs to enter values in feet and inches. All formulae are below the calculator. It will display the framing square usage for the slope angle of the hip rafter 27 50055 6 12.

Major side plan angle. 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. But here it will be different since the hip rafter doesn t lie at 45 degrees to the commons. Minus ridge thickness to allow for ridge becoming pole plate roof peak will be slightly higher ridge thick must be same.

The pitch of the unequal hip rafter can be expressed in relation to either the main roof or the secondary roof. Enter the extension wall length into wall length and double the extension wall width then minus ridge thickness into the wall width entries. 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. Slope and skew calculator.

Roof pitch is the measurement of a roof s vertical rise divided by its horizontal run. There are lots of things to think about and consider when taking on a hip roof style so having a reliable all in one hip roof calculator is going to be very useful for this job. For example in an equal hip roof with an 8 12 pitch the pitch of the hip rafter would be 8 17. Determining the slope and skew angles related to hip and valley beams can be a challenge made even more difficult when the roof slopes on each side if the hip or valley are different.

To get results you need to provide roof base dimensions length and width and roof pitch we assume it is identical for all sides. Minor side roof pitch minor. Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years. Although ceramic tile roofs are expensive they can have a life span of over 100 years.