A typical metal roof overhang may be 2 to 4 inches or even less.
Roof with overhang wider at ridge.
Use your hammer and nail the rafter in at an angle from the opposite side.
A 1 in 12 roof pitch roof rises 1 inch for every 12 inches of run.
Make sure the ridge board sits level so your roof is straight.
The perimeter overhang and the peak location fully define it apart from the ridge beam width i suppose i prefer it to be slightly narrower than the wall faces since the taper is more visually appealing not sure if that will be noticeable in person though.
The roof on the house i m building is a dutch gable essentially a hip roof with gables that peek out at each end of the ridge with a 6 12 pitch and 32 overhangs.
Next cut two additional sets of rafters for each gable end.
It can be done.
We designed the porch with wide overhangs for shade from the hot north carolina summer sun.
If you choose to go wider or narrower there won t be the challenge of matching up exactly to the old roof and the project will be much easier.
Determining the height of the ridge board sets the stage for cutting the angles on the rafters and setting them at them correct height for the pitch of the roof.
And the finished roof plan when you re done with matching ridge overhang and soffit lines should look like.
To create an overhang on the gable ends of your shed you ll need to construct something called a gable ladder.
Once free slide the drip edge out and discard.
Line up the top of the ridge board between the supports with the tops of the rafters.
That roof was originally built with flush rakes so we extended the rake overhangs on both sides to 24 inches putting the shed roof rake trim in plane with the fascia of.
Use 3 nails per rafter so they are completely secured.
Then load bearing roof beams fixed to the trusses are extended in the same way.
We began by tearing off the shingles and removing a skylight from the shed roof.
If the roof will be framed with trusses a hip roof with a single ridge isn t really any more difficult to put together than a simple gable roof and you get the advantage of having the same overhang all the way around.
For the arrangement of the gable end overhang for the standard roof you lengthen the ridge beam beyond the facade for previously verified length using cut rafters.
Secure the end rafters to the ridge board using 8 penny nails.
After that you should fix the cornice board to the end sides of the ridge and the load bearing beams.
Rafters are nailed to the ridge board and run down to overhang the exterior wall.
I think the roof pitch is more or less fixed.
Use a flat pry bar and hammer to pry the nails out of the drip edge gently.
The addition can be wider than the existing house narrower or the exact same width.
Gently lift up the shingles on the edge of the roof and locate the nails holding the existing drip edge onto.