Over Framing A Cross Gable Roof

Scott mcbride explains how he frames a roof in which two gables intersect at right angles one ridge slightly below the other.

Over framing a cross gable roof.

The sleepers are the way to go you can easily spike them into the existing rafters through the osb. Construction of a roof addition over an existing concrete patio. A sidebar explains his method for calculating bevels for hip and valley rafters. 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.

If the frames are not properly constructed with adequate supports the roof can collapse. 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. If there is too much of an overhang winds can create an uplift underneath and cause the roof to detach from the walls. If a truss roof is used with this method the gable truss is manufactured 3 shorter than the others.

Its a hell of alot stronger. A frame with a cross gable roof aurorasolarinc. The framing plan below shows a bird s eye view of these parts. I will be building my second home this fall if all goes well.

How to attach home addition roof framing to existing sloping roof. Section through cornice and common rafter. High winds can also cause materials to peel away from gable roofs. Although a cross gable roof is mostly comprised of jack rafters the common rafter layout establishes dimensions such as the raising distance and the vertical depth that pertain to all the roof members.

I have what i hope is a fairly simple question. By scott mcbride issue 76. My question is can i sheath the entire roof of the cathedral roof. Then a 2 4 outlooker is placed over the dropped gable and butted into the side of the adjacent full height truss.

Then the barge or fly rafter is attached to the end of the cantilevered outlooker.