Roof Framing Boards

Before the roof sheathing goes on the open framing provides easy access for attaching the return blocking and the nailers for the rake soffit.

Roof framing boards.

From one end of the rafter material using a speed square or framing square mark an x in 12 angle on the rafter and cut it. The last pieces to go in were nailing blocks above the ledger for the back of the return and at the bottom edge of the soffit for attaching the rake 20. Plywood or osb is the most common materials used for the roof sheathing. While most home builders will outsource the construction of roofing trusses the rafter supports of the roof itself learning to frame a roof yourself is one of the true arts of carpentry and a basic primer is covered below.

It must meet the local codes for thickness at least 3 8 which is also based on the rafter or truss spacing. Framing a roof is the last step in framing new construction. Definition of structural ridge or ridge beam used in roof framing a structural ridge beam is a horizontal beam placed at the peak or ridge of a roof and is designed to carry much of the live and dead loads or weight of the roof structure by itself. Asphalt shingle can be installed on a pitch of 2 over 12 or greater.

If your project had a rafter length of 8 or less a safe and strong method is to use 2x8 framed 16 on center. The pitch of the roof determines the roofing material you can use. This will the first point of the rafter measurement line. Essentially the spine of a conventional stick framed roof the ridge board is sandwiched between the meeting ends of the roof rafters.

A composite decking made of solid materials. Roof framing rafter layout. Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge. A horizontal timber or metal resting at the peak of the roof.

It resembles real wood and particularly strong and stable for bearing heavy load. Position the square at the end of the rafter board with the tongue on your left and facing away from you. Measure down y height from the long point of the rafter cut and make a mark. This video covers one of the most exciting parts of roof framing installing rafters.

We will go over raft. Add the length of the overhang beyond this mark and. Part of a roof s frame a ridge board runs horizontally along the peak of a sloped roof.