Roof Framing Brick Walls

Framing a dropped gable wall.

Roof framing brick walls.

Additionally the use of a keystone retaining wall system is subject to the approval of our building division. Once you have finished wall framing you can move onto installing insulation and drywall. Nail the end studs to framing in the existing wall. Adding ceiling joists below this rather low sloped roof required adding a short wood framed wall that itself had to be anchored to the original brick wall of this building extension.

Framing methods exterior wall construction. Score the shims with a utility knife and snap them off flush with the plate. One of the keys to framing the rake with my system is building a dropped gable end wall the top of which is 3 1 2 inches below the tops of the rafters. The roof framing itself in this situation is much like any other traditional.

The one story roof would frame into the masonry wall beginning above the roof line. Before the roof sheathing goes on the open framing provides easy access for attaching the return blocking and the nailers for the rake soffit. An alternate approach would be to use steel beams spanning between brick piers or steel columns to support the masonry on the upper floors. Most older houses have 2 by 4 wall studs spaced 16 inches on center.

The roof framing must also function as part of the roof diaphragm to transfer lateral loads to the shear walls below. A 2 4 wall with a 2 6 rafter can be notched for a 4 seat. Many newer houses have 2 by 6 wall studs either 16 or 24 inches on center to make exterior walls stronger and create a larger cavity for wall insulation. When the roof of an addition garage porch or patio meets a brick wall the intersection creates a number of concerns.

For our 4 x8 lean to example using a 2 4 rafter the depth of the birdsmouth is limited by the 1 3 depth of the rafter rule. Forming a very rigid roof triangle was particularly important to eliminate any risk that roof loads might push the added on cripple walls outwards. Wing walls that are only a few feet high and a few feet long can present challenges. Solid masonry construction because brick is very porous and absorbs moisture easily some method must be provided to protect the end of the joist from absorbing moisture from the masonry when a roof framing system is to be supported on masonry a pressure treated plate is usually bolted to the brick.

Use a framing square to help lay out the notch based on the slope of the roof. Because the wall you have described is on a small slope a building permit is required even if you terrace the area with two 2 foot walls. The lower portion of the masonry wall below the roof line would either be concealed or exposed to the interior. Roof framing typically consists of dimensional lumber rafters or engineered roof trusses.