Lay your phone on your mitre saw and adjust it to you displayed angle. Rafter length This online calculator is designed to calculate the rafter length for the given dimensions of the roof of the building or a structure. Set your bevel from the image on screen Utilise the mitre saw angle displayed on the screen and adjust your saw angle to suit. Simply scribe from your smart phone screen to you roofing materials. Click the button to calculate the stock size needed for this job. This app also displays the the hip, rafter, Jack rafter and foot cuts and these can be transferred in the following ways Rafter Stock Size Calculator Input the rafter span (on the flat), eave overhang and pitch of the roof. Conclusions about the roof rafter length calculator. This calculator calculates the rafter length using overhang, roof span, pitch values. In addition, using the Rafters diagram, you can see the precise dimensions of the roof rafter (including length) from every possible angle. Roof rise per lineal meter or per 6 feet span. Once all of these inputs have been entered into the calculator, you will see that the appropriate rafter width is 120.33 inches. To use the app simply select whether your measurement is in imperial or metric before you start and then type in the required roof pitch along with the 1/2 span or half of the width of the building together with the rafter spacing in the blank fields provided and the app will calculate the The app can also be used for calculating roof areas by multiplying the rafter length by the length of the building for example. Also use the app to calculate your plumb and foot cut angles with a handy bevel to transfer your angles. Calculate the length of common rafters with this free and easy online tool by entering a dimension for the roof width, selecting a pitch for the roof, and the thickness of the ridge. This app takes the hard work out of calculating rafter and hip/valley lengths to build a multi projection roof to a simple back yard pergola. This calculator calculates the rafter length using overhang, roof span, pitch values. This value is used to determine the radii to the various girder rings. Metric and Imperial roof/rafter calculating App including plumb and foot cut angles.įor the tradesman and handyman alike. Defines the maximum length allowed for the rafters.
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