How big is a yard of cement?

How big is a yard of cement? One Cubic Yard of Concrete: 4-inches thick โ€“ covers 81 square feet. 5-inches thick โ€“ covers 65 square feet. 6-inches thick โ€“ covers 54 square feet. How much concrete do I need for a 10×10 slab? 10 x 10 = 100 square feet. 4 รท 12 = .33. … Continue reading How big is a yard of cement?