This should be a straightforward process especially if it is a low pitch roof.
Pitched garage roof construction.
One pitched roof construction method is a cut roof method.
4 12 pitch vertical gable.
In this method there are joists and rafters.
The simplest way to replace the flat garage roof with a pitched roof is to use prefabricated roof trusses.
You should put a truss over every second joist.
A front and a back overhang will add style to your construction.
Rear wall plate calculate the required height for the wall plate based on what is to sit on top of it i e truss minus birdsmouth cuts laths and tiles.
However you will likely need to apply for planning permission as it is not a like for like replacement.
A pitched roof is a roof that slopes downwards typically in two parts at an angle from a central ridge but sometimes in one part from one edge to another.
Lay a framing square flat on the board near one end so that the horizontal blade aligns with the bottom edge of the board at 12 inches and the vertical blade is aligned at the roof pitch.
The pitch of a roof is its vertical rise divided by its horizontal span and is a measure of its steepness.
Build the components from weather resistant lumber if you want to build a durable roof for your garage.
This can be determined by the size of the timbers or the size of the roof.
In this video i show how i built my garage roof with timber joists osb board and an epdm roof covering.
After you decide to build a pitched roof you can layout and cut a rafter pattern.
I show the materials i used and how i carried out th.
8 12 12 12 pitch attic trusses angled corner ohd.
As the roof area was rotting away care must be taken on where you tread it is safer to step on the area where the existing joists are.
Click on photo to enlarge.
Sloped lot requiring build up.
Start by putting a truss at the front end of the garage.
Converting a flat garage roof to a pitched roof is a relatively simple job for professional roofing contractors.
First of all you should remember that in most of the cases you need a building permit when making a garage.
Measure the width of the garage to know how long you need them to be and count how many joists there are along the length.
The knowledge and skills to build a hip roof is only a bit more than is needed to build a gabled roof garage so we will be illustrating the hip roof version with a 4 12 pitch so that you can fully master all of the garage roof framing techniques related to building a garage or other wood framed structure.
6 12 pitch horizontal gable.