Gambrel Roof Details

Besides its unique appearance a gambrel roof also serves to maximize the usable floor space in the attic area.

Gambrel roof details.

Check overhang to calculate rafter overhang equal to the lower level cut at the full rafter depth. A gambrel style shed roof offers the most storage space in the attic when compared to a gable or saltbox style shed roof. Gambrel roofs can be a challenge. Move slider or directly enter angle to alter sweep angle of lower rafters and change the shape.

The project architect briefly discusses the basics of gambrel roof design. Gambrel roof trusses the gambrel roof trusses are symmetrical and their shape in elevation could be described as one half of an asymmetrical octagon. With overhang selected drag slider to increment decrement birdsmouth seat width to suit. Gambrel roofs are symmetrical with two slopes on each side of the roof.

A gambrel or barn style roof is simply a gable roof with a change in slope partway up the roof. Dealing with two roof pitches instead of one seems to complicate matters disproportionately. Gambrel roof framing geometry calculator inch this gambrel roof fits in a semicircle and starts as the top half of an equal sided octagon. On each side the truss has two slopes the one on top is at a shallow angle the other one is longer and steeper.

A gambrel roof is a popular roof style on many contemporary barns and sheds. Also most gambrel roofs require a kneewall to support the knuckle or the joint between the upper and lower roof slopes.