Patent ID: 7155875

Claim:
A method of forming a foundation preparatory to mounting a structure base on said foundation, said foundation including a pedestal section and a perimeter wall section and a spread section interconnecting said pedestal section, and said perimeter wall section, said method comprising: excavating a generally circular or polygon ground pit having outer dimensions slightly greater than dimensions of said perimeter wall section and a height approximately equal to or slightly less than the height of said pedestal section, excavating a trench generally around an outer perimeter of said ground pit, said trench having outer dimensions substantially equal to the outer dimensions of the ground pit and inner dimensions slightly less than inner dimensions of said perimeter wall section and to a depth slightly less than a height of the perimeter wall section, pouring concrete into said trench and onto a portion of a base of the ground pit to form said perimeter wall section and said spread section, backfilling soil on top of the perimeter wall section and the spread section after the concrete thereof has cured, pouring concrete within the backfilled soil to form the pedestal section, and backfilling soil within the pedestal section.