Clever Fix for a Sagging Floor
Learn how to level floor framing in an old home by lifting joists with temporary walls, installing a midspan beam, and adding new studs to distribute the load down the the foundation.
Synopsis: Remodeler Andrew Grace details how his team leveled out a balloon-framed floor on a recent project. The floor was so badly out of level that it would be impossible to properly situate the future bathroom above. Grace and his team first jacked up the middle of the floor as high as possible and installed an LVL flush beam near midspan. Then they lowered one end of the floor where it attached to the exterior wall made possible by replacing the old ribbon board. The article includes a detailed drawing of the floor-to-wall assembly and walks through the steps taken to lower the floor.
Although we also build new homes, my company’s bread and butter is updating and remodeling turn-of-the-century houses, most of which have balloon framing. Balloon framing was a transitional method of construction that came between timber framing, which was common until the late 19th century, and the…