One Slope Roof Framing

Sheds rain and snow quickly.

One slope roof framing.

This is denoted two ways a 1 3 or 1 4 pitch in fractions and a 6 12 pitch in inches which means the roof rises 6 inches for each 12 inches of run. An element of the second empire architectural style mansard style in the u s. A roof similar to a mansard but sloped in one direction rather than both. Clear roof space without truss or rafters.

A roof with the pitch divided into a shallow slope above a steeper slope. I cut rafters out of 2x8s frame this pole barn lean to. Snow can build up against the lower roof wall and cause dampness or rot in the wall. Expensive to convert a mono pitched roof to a multi slope roof since all walls need to become the same height.

The steep slope may be curved. Fasten its bottom or joist chord which runs between the roof ends to the wall caps with 16d framing nails and a hammer. Erect one truss in place on one side of the roof. Set it plumb with a level and brace it temporarily with boards nailed to the truss chords and to stakes in the ground outside.

A higher wall on one side for ladders or storage.