The main structural parts of a roof are ceiling joists ridge board jack rafter hip rafter common rafters creeper rafters raking plates out riggers and noggings or last rafter overhang.
Gable roof framing details.
Ceiling joists span between parallel walls for added.
Determine the pitch you want for.
Wall plates and joists.
From the floor to the peak and set back from the front wall of the house about 2 ft.
Gable roof step by step step 1.
Common types of roofs and basic framing terms.
It is the form most commonly used by the navy.
Since 2009 section r602 3 has required that studs shall be continuous from support at the sole plate to a support at the top plate to resist loads perpendicular to the wall.
The cleanest look for a gable end with a closed eave is to angle the soffit therefore eliminating the need to resolve the eave at the gable end.
Parts of a roof a ridge board is a horizontal member of the roof frame.
Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge.
This is now addressed in the international residential code.
Gable a gable roof has a ridge at the center and slopes in two directions.
The diagonal plates are 3 1 2 inches down from the tops of the rafters to support 2x4 lookouts for framing the rake.
Transfers the load of the roof through the raftersto walls below.
It is simple in design economical to construct.
An example of each is shown in figure 2 1.
Add ceiling joists every 24 in 61 cm on your top plates.
Gable end details for closed eaves.
Types of roofs the most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to.
Set out the wall plates to whatever centers you need for your gable roof 400 450 600.
Use 8 penny nails to attach the first 2 in 4 in 5 1 cm 10 2 cm.
Connection between top plate and gable end framing.
After the end points of the plates are located the length is found using a base 1 triangle for a 6 in 12 pitch where the hypotenuse is 1 118 times the length of the base.
Nail 2 boards onto your walls as top plates.
Each dormer adds about 30 sq.
If you re a little unsure of your rough framing or roofing skills hire a carpenter to help with this phase of the roof dormer project.
Wide about 9 ft.
The gable dormers we built are 6 ft.
Tie down fixings tie down fixings are used to resist uplift and shear forces lateral loads in floor framing wall framing and roof framing.
Position the square at the end of the rafter board with the tongue on your left and facing away from you.
Supported by lally columns.
This configuration gives the look of an open eave but it has the same benefits ease of maintenance and energy performance as a closed eave.
One is a failure of the hinge at the connection between the top plate of the wall and the gable end framing if the gable end is not balloon framed with continuous studs.
Add the length of the overhang beyond this mark and.
Measure the total length of the building and add the.
The point at which all the rafters are attached to.
