Cut Gable Roof

If you re framing a gable roof on a new house or building a shed or even a doghouse with a gable roof you ll need to cut a number of roof rafters.

Cut gable roof.

How to cut gable roof rafters with the step off method. Step by step instructions for installation of gable and rake trim on an exposed fastener panel. Add the length of the overhang beyond this mark and. Before you cut your boards you ll need to measure the width of your building and calculate the exact length of each rafter.

Position the square at the end of the rafter board with the tongue on your left and facing away from you. Using your combo square mark a 45 degree line. 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. Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge.

Cut the trim about of an inch past that line with the aviation shears you re doing this so that there ll be enough room for the overlap from the gable trim on the other side. 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. Nail 2 boards onto your walls as top plates. Make a 1 mark from the edge on top of the gable trim.

Now before you screw the gable trim down check to see that you ve got one major rib of the roof panel under the raised flange of the gable trim. Add ceiling joists every 24 in 61 cm on your top plates. Using t bevel which was previously locked to the pitch of your roof mark a line on the drip edge side of the gable up. Learn how to install gable and rake trim on a metal roof.

Once new trusses are secured sheath the roof with oriented strand board osb lay down roofing paper then nail on shingles. I show how to measure layout and cut gable roof rafters. The roof rafters provide integral structural support to the roof. Install metal drip edge at the eaves.

Ceiling joists span between parallel walls for added. Framing the gable ends 1. Use 8 penny nails to attach the first 2 in 4 in 5 1 cm 10 2 cm. Gable trim at eaves make a 3 mark from the edge on top of the gable trim.