Patent ID: 6702522
Filing Date: 2004-03-09
Classification: E02D

Abstract:
A foundation for a tower having a surface of a substantially regular geometric shape, said foundation comprising:a plurality of prefabricated slabs arranged in a plurality of layers to be assembled on site and joined together so as to function as a monolithic foundation; a plurality of elongated connecting members that transversely couple said plurality of layers, one end portion of each of said connecting members being threaded and the other end portion of each of said connecting members being one of: an integral bolt-head type end enlargement and a threaded end portion; and a plurality of top and bottom securing arrangements for securing said respective elongated connecting members in said plurality of prefabricated slabs thereby joining said plurality of prefabricated slabs together so as to function as a monolithic foundation, wherein each of said layers includes: a plurality of adjacent slabs having substantially equal thickness, and each of said slabs including a plurality of bores passing therethrough for accepting said elongated connecting members, and each of the bottom layer slabs further including a plurality of non-circular cylindrical recesses, wherein each of said recesses is located at the bottom end of a respective said bore, is extending to the bottom surfaces of the respective said slab, has a cross-section that is larger than the cross-section of the respective said bore, and is shaped for snug fit housing of at least a portion of a respective said bottom securing arrangement, and wherein said securing arrangements and said elongated connecting members are configured to be installed in said slabs when said foundation is being assembled on site.