Inadequate nailing of the sheathing to supporting framing or inadequate connections of the framing at the rake edge that supports the roof.
Gable roof no overhang.
With the west east overhangs the main use is siding window protection and keeping rain snow from foundation.
This can be from two causes.
However for larger extensions you ll need to hire a professional to get up there and remove large portions of the roof before extending the overhang.
We will protect shade the west windows with cedar awnings grates.
The biggest problems with gable end overhang strength occur if your roof overhang is greater than about 12 inches.
Uplift of roof decking at the overhang.
Extending a gable roof can be tricky since it involves working on the roof but you may be able to do it yourself if you only need to add 1 2 2 inches 1 3 5 1 cm.
Warming trends in january and again in april cause the roof strate to warm and evidently i had condensation ptoblrms no soffit vents but do have small gable end vents.
The other common wind related failure at gable ends is uplift of the roof decking at the overhang.
Over roof insulation the gable overhang has been cut flush with the wall sheathing.
Of the many ways that gable end overhangs are built the two most common ways are the use of ladder details and outriggers ladder details are usually adequate if the overhang is less than about 8 inches although they are frequently used for longer overhangs.
With our house we are planning minimal east and west overhangs and ample south and north overhangs.