First, where were the ceiling cracks occurring ... s home was suffering from a little-known condition called “truss uplift.” As the name implies, truss uplift affects homes that have roofs ...

Truss uplift results because of moisture content ... There is, however, a way of solving the crack at the ceiling to wall connection once and for all. Among the most effective fixes is to allow ...

Truss uplift causes approximately 20 percent of wall and floor/ceiling separation cracks. Undersized beams, expansive clay soils, wet floor joist lumber that shrinks and other structural problems ...

During the heating season, warmth from the heated ceiling below causes ... the drywall will flex at the corners. Cracks should become a thing of the past. Truss uplift in an existing home can ...

Truss uplift results because of moisture content ... There is, however, a way of solving the crack at the ceiling to wall connection once and for all. Among the most effective fixes is to allow ...

During the past few weeks, a large crack ... the trusses release the stored moisture and the bottom flat part of the truss develops an upward crown or bow — a truss uplift.

In the past few weeks, a large crack ... the trusses release this stored moisture and the bottom flat part of the truss develops an upwards crown or bow. It's referred to as truss uplift.

It's likely to be a phenomenon known as truss lift. The classic definition is just what you describe: cracks between walls and ceilings on the top floor that open and close as seasons shift.

Truss uplift results because of moisture content ... There is, however, a way of solving the crack at the ceiling- to- wall connection once and for all. Among the most effective fixes is to ...

Q: I recently purchased a home built in 1970. In the garage, we noticed a small crack in the middle of the ceiling that runs the entire width. This winter in Minnesota, the crack has become larger.

My truss lift question is relative to an outside wall roof ceiling joint in that opens up ... manner you describe has been identified as truss-uplift as you have correctly identified it.

This can lift the roof trusses slightly, creating cracks at the ceiling. This is normally seen at the joint between the interior partition walls and the ceiling, not at the peak, but it can happen.