Warped Roof Trusses

They have issues for a wide variety of reason including damage from wind storms overloading from ice and snow leaks etc.
Warped roof trusses. For homes with a unique roof shape trusses are the best choice for supporting a roof. It is also very important to find out why the trusses bowed in the first place you may be correct in your analysis that the trusses should have been cross. A bowed truss floor joist or beam looses a great deal of it s strength. Trusses are designed to carry the weight of the roof on the ends that is the outer walls.
This problem occurs occasionally with roof trusses. Roof trusses as well as most other framing components must be installed and blocked in order to prevent bowing. 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. Stabilizing a sagging roof with trusses joists.
Therefore giving them a good look is critical when addressing sagging bowed or wavy roofs. In the photos shown the lumber looks like typical framing lumber. Its more common to see a bowed rafter. 2 roof support broken the roof truss or rafter could be warped or literally broken.
The first case is a foundation problem. Sagging rafters can lead to serious problems with the entire roofing system. When i bought my house the garage roof had a sag. Warped truss member from what i have seen in the past the wood used to make trusses is high quality lumber no knots 4 corners clear smooth grain.
First look for cracked plaster and warped window and door frames. If a seasonal crack opens along a wall somewhere in the middle one or both truss ends are rising or the truss is arching. One of the most common causes of roof issues are problems related to the rafters or trusses. When a roof shifts it can make windows and doors difficult to open and close.