And the line length measurement from the roof peak to the building wall is the hypotenuse.
How to stick frame roof.
For professional framing crews stick framing a roof is just as simple as setting roof trusses although it takes a little longer which translates into higher labor charges.
Roof framing rafter layout.
Put roof sheathing on top of your roof.
Use 1 2 in 1 3 cm plywood to cover the entire surface of your roof.
Use construction nails 6 in 15 cm apart to secure the plywood around the outer perimeter and along each support.
Stick framed roofs utilize individual rafters that span from the top of exterior walls to the ridge.
The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle.
From one end of the rafter material using a speed square or framing square mark an x in 12 angle on the rafter and cut it measure down y height from the long point of the rafter cut and make a mark.
Nearly all roofs are framed using one of two methods.
While most home builders will outsource the construction of roofing trusses the rafter supports of the roof itself learning to frame a roof yourself is one of the true arts of carpentry and a basic primer is covered below.
This will the first point of the rafter measurement line using the results of your rafter length calculation measure from this point along the rafter measurement.
The rise or height of the roof at its peak is the altitude of the triangle.
Framing a roof is the last step in framing new construction.
The run or half the building span is the base of the triangle.
Place a piece of the plywood on the bottom corner of your roof making sure the edges are on a rafter beam.
With premanufactured trusses or with rafters and ceiling joists commonly called stick framing.
No matter which kind of roof.
This process uses pre built wood forms to build the roof frame.
There are two types of roof systems commonly in use today.
While truss roofs are the most popular construction style today by some estimates truss roofs outnumber stick frame roofs two to one there are regions of the country where builders.
Stick framed roof is built one member at a time.
Standard stick framing or the newer truss framing.