Before revision: A house raised and held on the ArrowLift structural lifting system during foundation work A house raised and held on box cribs during foundation work House raising (house lifting, house jacking, barn jacking, building jacking) is the process of separating a building from its foundation and temporarily raising it with hydraulic screw jacks.
After revision: URLA house raised and held on the ArrowLift structural lifting system during foundation work A house raised and held on box cribs during foundation work House raising (house lifting, house jacking, barn jacking, building jacking) is the process of separating a building from its foundation and temporarily raising it with hydraulic screw jacks.