The method of installation varies wildly.
Over frame roof.
Below is a link to a roof plan with a section that is over framed see note 3.
One of the keys to over roofing is to tie the air control layer of the roof assembly to the air control layer of the wall assembly.
The fully adhered membrane wrapped down over the cut back roof deck to tie into the wall water control layer and air control layer photograph 11.
Over framing is when you frame a roof section on top of another roof section such as when joining a l shaped roof with each section at right angles to each other etc.
Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge.
On the gable ends this was pretty easy.
The rafters are usually positioned directly above the wall studs.
Framers stick building a hip roof you can learn a great deal about roof framing by understanding the concepts of framing a gable or shed roof.
Measure your seat cuts.
Like wall studs and floor joists rafters and trusses are spaced every 16 or 24 inches from center to center.
While you re at it some carpenters.
Stick framing combines roof rafters with ceiling joists.
Most roofs utilize 16 inch spacings for strength and rigidity.
Use the guide we.
Start by marking the plumb line the horizontal line that marks where the wall will meet the rafter.
Once your roof is back in tip top condition you can start looking at the various roof over options.
Position the square at the end of the rafter board with the tongue on your left and facing away from you.
There are several roof types.
You should be able.
Roof framing depends on the type of roof you want to build.
The gable roof hip roof gambrel roof flat roof shed roof mansard roof and many more custom roof types.