Notches under the rafters allow the ledger stock to be full dimension on the ends to better support the return framing.
Roof return framing.
Run both boards long and cut in place.
Whether you are framing a cornice return capped with a hip roof or a shed roof the first step is to install the subfascia and the ledger.
This structure supports all roof sheathing materials such as plywood sheathing underlayment and of course shingles.
Rafters start at the top of the roof and go down to the eaves but not exceeding the exterior walls of the house.
The run or half the building span is the base of the triangle.
Finish the eaves framing after ripping the top of the subfascia with a circular saw set to 26 5 degrees i flushed the top ripped edge with the top of the plumb cut on the rafters and screwed the subfascia to the rafter tails.
The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle.