Cut Gable Roof

How to cut gable roof rafters with the step off method.

Cut gable roof.

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. Framing the gable ends 1. Install metal drip edge at the eaves. 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.

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. Nail 2 boards onto your walls as top plates. Step by step instructions for installation of gable and rake trim on an exposed fastener panel. Use 8 penny nails to attach the first 2 in 4 in 5 1 cm 10 2 cm.

Once new trusses are secured sheath the roof with oriented strand board osb lay down roofing paper then nail on shingles. Ceiling joists span between parallel walls for added. Determine the pitch you want for. Learn how to install gable and rake trim on a metal 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. 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. Gable trim at eaves make a 3 mark from the edge on top of the gable trim.

Position the square at the end of the rafter board with the tongue on your left and facing away from you. Then install new ridge board tying it to the old roof by cutting back part of the original ridge board so there is overlap. The roof rafters provide integral structural support to the roof. Add ceiling joists every 24 in 61 cm on your top plates.

I show how to measure layout and cut gable roof rafters. Then add siding and trim to the new gable roof end. Using your combo square mark a 45 degree line. Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge.