Gable Roof Framing Calculator

Gambrel roof framing geometry calculator metric this gambrel roof confines to a semicircle and starts as the top half of an equal sided octagon.

Gable roof framing calculator.

The section thickness x width and the pitch of the rafters depends on the angle of the roof its type length stropilnoj feet maximum short time withstand major loads and the type and weight of roofing and even to some extent the width of the insulation. The 62 5 inches is the increase in height for the rake wall from its lowest to the highest point. Gable wall side feet inches enter the overhang of the eaves. Trusses can be constructed with smaller sized lumber than rafters and often their cost is not significantly higher than normal rafters.

To calculate a gable roof select gable from the roof type dropdown list or click on the corresponding button on the toolbar to calculate a gable roof. Use of manufactured roof trusses can dramatically cut labor costs when framing a gable roof compared to building rafters. Gable roof framing calculator plan diagram with full dimensions for a good straight fascia add an extra inch or 2 to the tails of all your rafters total length. Enter the length of the building.

Angle the angle of a roof is the same as the roof s slope except instead of being. Porch roof extensions for hip roof porch extensions from an existing building wall you can use half the calculator results. Feet inches enter the width of the building. Enter the extension wall length into wall length and double the extension wall width then minus ridge thickness into the wall width entries.

Minus ridge thickness to allow for ridge becoming pole plate roof peak will be slightly higher ridge thick must be same. To get all data from gable roof calculator you need to measure and enter in the appropriate fields following sizes. Scroll down past the long gable stud calculator to use the short gable stud calculator which works in reverse. Check overhang to calculate rafter overhang equal to the lower level cut at the full rafter depth.

After they re up you can snap a line to mark and trim the tails in a nice straight line to make up for any ridge warp or marking cutting and fixing errors. The preview window displays a dimensioned side view of the gable roof. Move slider or directly enter angle to alter sweep angle of lower rafters and change the shape. Gable stud calculators use these gable stud calculators to solve for the values of all the studs on 16 center in a gable wall from the long stud down or from the stud up on all standard roof pitches.