You ll need to remove the siding where it meets the roof.
Framing new roof over existing roof.
To fix it you ll need to remove the existing roof.
Adding a gable roof addition to your house will require one type of framing.
The old shingles are visible inside the framing of the new roof.
All these factors must be calculated when designing a roof to ensure structural integrity and to satisfy local building codes.
Tying a roof perpendicular to the existing roof will be another matter.
Roofs are framed out of lumber and pieced together in a series of triangles designed to bear the load.
Your roof is soft and spongy feeling if when walking on your roof the majority of it feels soft and spongy you may have some problems with the underlying sheathing of the roof.
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.
You can frame a new roof over the old but it will need to be designed for the span and pitch.
A properly installed layover roof can look and function as well.
Remove the top several levels to.
Take careful measurements to determine how many trusses you will need.
How to increase the pitch by building a roof over an existing roof use premade roof trusses.
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Putting a new roof over a leaking roof won t remove the leaks.
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.
While it might look possible to use the old ceiling joists they would need to be grade checked to make sure they meet the present code.
When necessary to tie the new rafters into the house framing the workers cut into the old roof to make the secure connections.
First you ll need to determine where your new gable roof will tie into the existing roof.
On the gable ends this was pretty easy.
The sheathing must be stripped from the old roof for a couple feet along the bottom to get the new ceiling joists in.
On the front of the roof edges the original roof deck sheathing was cut back flush with the wall and the fully adhered membrane folded down around the rafter tails to catch the.
Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option.
How much does it cost to frame a new roof.