Framing Intersecting Roof Lines

The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle.

Framing intersecting roof lines.

349 framing with energy heel trusses. 348 framing a cantilevered truss roof system. A gable roof is fairly simple geometrically but when two gable roof lines intersect the geometry gets more complicated. Type of roof because it is braced by four hip rafters.

The valley is formed where. After a taking some measurements and doing a bit of ciphering we established that the steepest pitch we could use on the porch roof was 4 in 12. 346 framing a truss roof system. A cross gable roof is a design that consists of two or more gable roof ridges that intersect at an angle most commonly perpendicular to one another.

The a frame is very easy to identify. Intersecting the intersecting roof consists of a gable and valley or hip and valley. A sketchup model helps clarify how various rafters and framing components are assembled in an off angle hip and valley configuration. The rise or height of the roof at its peak is the altitude of the triangle.

Learn more about off angle roof framing. 350 using a truss base to truss intersecting roofs. However laying out the framing of the intersecting roof lines properly is simply a matter of making sure that the roof s weight is adequately supported at the points of intersection and. 353 framing with scissor trusses.

Front gable roofs have the roof ridge in line with the building s entrance. These hip rafters run at a 45 angle from each corner of the building to the ridge. 356 framing a skylight well with trusses. Explore framing complexities that result when roofs of two different pitches intersect.

A disadvantage of the hip roof is that it is more difficult to construct than a gable roof. The run or half the building span is the base of the triangle.