Pitched Garage Roof Construction
A front and a back overhang will add style to your construction.
Pitched garage roof construction. There are a couple of different methods for constructing pitched style roofs. The simplest way to replace the flat garage roof with a pitched roof is to use prefabricated roof trusses. However you will likely need to apply for planning permission as it is not a like for like replacement. This can be determined by the size of the timbers or the size of the roof.
First of all you should remember that in most of the cases you need a building permit when making a garage. You should put a truss over every second joist. In this method there are joists and rafters. I show the materials i used and how i carried out th.
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. 6 12 pitch horizontal gable. 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. Pitched roof designing buildings wiki share your construction industry knowledge.
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. Sloped lot requiring build up. 8 12 12 12 pitch attic trusses angled corner ohd. The pitch of a roof is its vertical rise divided by its horizontal span and is a measure of its steepness.
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 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. This is more of a traditional manner in regards to cutting the timber while onsite and building up the roof by the use of rafters ridge boards joists and purlins among others. 4 12 pitch vertical gable.
Converting a flat garage roof to a pitched roof is a relatively simple job for professional roofing contractors. Build the components from weather resistant lumber if you want to build a durable roof for your garage. Click on photo to enlarge. After you decide to build a pitched roof you can layout and cut a rafter pattern.
This should be a straightforward process especially if it is a low pitch roof. Start by putting a truss at the front end of the garage.