Use the saltbox roof to calculate a two sided roof with different slopes spans and or overhangs for each side of the roof.
Gable roof rafters.
Find the ceiling joists closest to the middle of your structure.
After they re up you can snap a line to mark and trim the tails in a nice straight line to make up for any ridge warp or marking cutting and fixing errors.
A standard triangular roof known as a gable roof is framed using rafters which are diagonal members that support the roofing materials.
Gable roof framing calculator plan diagram with full dimensions for a good straight fascia add an extra inch or 2 to the tails of all your rafters total length.
Attach your rafter to one side of the ceiling joist using construction nails then hammer nails from the ridge board into the rafter.
But a gable roof also requires some form of horizontal.
Rafters and ridge boards in conventional gable roof framing the slope of the roof is formed by rafters that run diagonally downward from the peak of the roof to the tops of the exterior walls of.
Gable roof a gable roof has two opposite sides with equal slopes and equal spans that meet in the center of the roof at the ridge.
The drawings and the size of the rafters are generated in real time.
Repeat the process on the other side so the rafters line up with one another.
The calculation of the shed roof rafters run another calculator.