1 Yard = 27 cubic feet (3′ x 3′ x 3′)
1 Yard = 10 ft x 10 ft area (100 sq. ft.) approximately 3” deep

One Cubic Yard Covers:

324 sq. ft. @ 1 inch deep
162 sq. ft. @ 2 inches deep
108 sq. ft. @ 3 inches deep
81 sq. ft. @ 4 inches deep