Rafter length calculator calculate the length of a rafter from the roof slope ratio of inches per foot and a building width measurement.
Rafter length calculator shed roof.
To calculate a shed roof select shed from the roof type dropdown list or click on the corresponding button on the toolbar to calculate a shed roof.
The preview window displays a dimensioned side view of the shed roof.
How to calculate a lean to rafter the run for a lean to shed rafter ending into a wall should account for the ridge board nailed into the wall where the tops of the rafters rest into.
Rafter length using pitch v r 2 sqrt 1 p 2 where v overhang r roof span p pitch use our online rafter length calculator to quickly compute the length of the shed roof rafter by entering the measurements of overhead length of roof span pitch or angle.
The program will calculate the parameters and the length of the rafters of a shed roof length of the rafters length overhang the angle of the saw cut the distance to drinking.
Rise and run means that a 6 12 pitch roof has 6 of rise vertical for each foot of run horizontal.
The calculator provides online calculation of the rafters for shed roof according to your original dimensions.
In other words if there is a 1 1 2 ridge board nailed into the wall and the width of the lean to is 96 then the run will be 94 1 2 96 1 1 2 94 1 2.