Unequal Pitch Hip Roof Calculator

This slope and skew calculator makes it easy by performing all of the necessary trigonometry for each hanger condition in the roof.

Unequal pitch hip roof calculator.

Next click on the hip angles button and then click on the hip valley rafter slope angle text. 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. The pitch of the unequal hip rafter can be expressed in relation to either the main roof or the secondary roof.

Although ceramic tile roofs are expensive they can have a life span of over 100 years. Roof pitch is the measurement of a roof s vertical rise divided by its horizontal run. All formulae are below the 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.

It will display the framing square usage for the slope angle of the hip rafter 27 50055 6 12. Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years. It is often compared to slope but is not exactly the same. Minus ridge thickness to allow for ridge becoming pole plate roof peak will be slightly higher ridge thick must be same.

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. For example in an equal hip roof with an 8 12 pitch the pitch of the hip rafter would be 8 17. Slope and skew calculator. Minor side roof pitch minor.

Porch roof extensions for hip roof porch extensions from an existing building wall you can use half the calculator results. 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. 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.

How to use the hip roof framing calculator. Major side roof pitch major. But here it will be different since the hip rafter doesn t lie at 45 degrees to the commons. To get results you need to provide roof base dimensions length and width and roof pitch we assume it is identical for all sides.