Gambrel Attic Truss Design

Outline of gambrel roof trusses.

Gambrel attic truss design.

Check overhang to calculate rafter overhang equal to the lower level cut at the full rafter depth. Move slider or directly enter angle to alter sweep angle of lower rafters and change the shape. Ceiling and 17 ft. Save design time build time and money with trusses built in long production runs.

With no interior walls or support posts our engineered gambrel truss design optimizes useable upstairs interior space. Click to add item 26 spreadweb residential roof truss 6 12 pitch 87 to the compare list. The frontier style of building design makes it so that many types of building use gambrel roof trusses. Shop our wide selection of stock and custom roof trusses to complete your building project.

Gambrel roof framing geometry calculator inch this gambrel roof fits in a semicircle and starts as the top half of an equal sided octagon. Furthermore the particular line of the gambrel roof is not constrained to animal dwelling places and capacity structures. Because of the number of bends in these trusses each one is custom made to specifically fit the roof that it will be installed within. This series of diagrams shows just how the second floor lays out in each of our six different truss widths.

Gambrel roof truss plans are extremely appealing yet it is much more useful too. A gambrel or barn style roof is simply a gable roof with a change in slope partway up the roof. The double bend in the trusses makes for a more spacious area that affords more usable square footage than the average roof truss. Well let s face it it s a very attractive roof design but there are practical considerations as well.

Besides its unique appearance a gambrel roof also serves to maximize the usable floor space in the attic area. Note that the gambrel style roof allows for a larger attic space with a 9 ft. Gambrel roof trusses are a popular style used often in barn or garage construction. To calculate a gambrel roof select gambrel roof from the roof type dropdown list or click on the appropriate toolbar button to calculate a.

16 4 12 residential end frame. In stock at plant and ready for immediate pickup. 28 gambrel attic truss with a 24 12 lower pitch and 7 12 upper pitch with 12 overhang. As we will see below there are several different types of designs and this will impact the angles and designs of the overall truss.

A gambrel room in attic truss also provides extra living space while giving your roof a barn like appearance. Due to the overall height the truss is manufactured as a piggyback truss to allow for transportation.