Fixing a sagging roof by bolstering the beams.
Sagging roof support.
The cause of a sagging roof is straightforward in theory.
Use your string line to determine how much the roof need to go up.
The result is pooling water causing erosion of the soil meant to support the foundation.
Solutions can range from simple to downright ugly for your wallet and unless you re comfortable with span tables advanced carpentry and working at heights fixing a sagging roof is almost always time to call a pro.
In cold winter climates snow is the most common cause of excess weight on the roof.
If you notice that there is a visible dip in your roof chances are you have a problem with one or several rafters and you may soon be facing more issues like water leaks bowed out walls or your roof caving in on you.
If your rafters are still sagging a bit and it is causing your roof to dish out a little in the center of the roof sides add a 2x4 that goes all the way across the rafters in the center of the length of the rafters.
Bolstering the beams of your roof is another solution to repairing a sagging roof however it is often something that requires assistance from another able bodied person since beams can be extremely heavy.
Less common causes of a sagging roof.
Poor quality roofing material and faulty installation can cause a roof to.
Sagging rafters can lead to serious problems with the entire roofing system.
Non foundational reasons for a sagging roof.
Two or more roofs on one structure spell trouble.
Not enough structural support for the load.