7 Best Of How To Build A Gable Roof Overhang HD Image Size. Start with roof framing. Then the barge or fly rafter is.
I turn my first layer of decking so that the crown is down forcing the lower end up. To the subroof to make their eaves. Wide especially when the eave overhang is less than 12 in.
I then build up a ladder of 2x4s on the ground after decking the roof.
Cut the overhang tail extensions out of new lumber and make them long enough to extend back to the house or into the house for a good secure attachment to the old rafters. No other supports are put in place so the only thing holding up the eave is the roof plywood plus the fascia at the bottom of the eave. I turn my first layer of decking so that the crown is down forcing the lower end up. Framing for gable end overhangs rakes for steel framing is codified in the IRC 20122015 R804.