Patent ID: 6684577
Filing Date: 2004-02-03
Classification: E02D,E04G,Y10S

Abstract:
A method for lifting and leveling an existing building from a position underneath the existing building, the method comprising:digging a hole in the earth, at least a portion of the hole extending underneath the building; driving at least a first non-cylindrical support section into the earth through the portion of the hole extending underneath the building, the first non-cylindrical support section having a substantially rectangular shape, the first support section having a first end and a second end, the first end being located below the second end within the earth at said position underneath the existing building; and placing a vertically-adjustable cap on top of the second end of the first non-cylindrical support section such that a first side of said cap is in contact with the second end of said first non-cylindrical support section; placing a jack on a second side of said cap; and raising the jack until a portion of the jack is in contact a first surface of an upper side of the vertically-adjustable cap; raising the jack until a second surface of said upper side of said cap is in contact with a foundation of the existing building and the foundation of the building has been lifted to a desired height; and locking the vertically-adjustable cap in place once said foundation has been raised to said desired height so that the vertically-adjustable cap is not vertically adjustable.