How much is a square foot of concrete 4 in thick?

How much does a 4″ thick square foot of concrete weigh? 4 / 12 = . 333 150 lbs X . 333 = 49.95 pounds per sq.

How many feet will a yard of concrete cover?

How much concrete is in a yard? Concrete volume is measured in cubic yards. When poured on a perfectly level surface, one cubic yard will cover 27 square feet at one foot thick.

How many square feet does a yard of concrete cover?

IN ONE CUBIC YARD OF CONCRETE – there is 81 square feet at 4 inches thick. The amount of square feet you’ll get from a yard of concrete will be determined by how thick (depth) your concrete slab is. A concrete slab that’s 8′ x 10′ x 4″ thick will take 1 yard of concrete. How many square feet does a yard of concrete cover at different thicknesses?

How much concrete do I need for a 65 foot driveway?

The area of the driveway is 1,080 square feet (60-feet x 18-feet). According to the table above, one cubic yard of concrete placed at a thickness of 5-inches covers 65 square feet. In a perfect universe, our 1,080 square foot driveway will need exactly 16.62 cubic yards of concrete (1,080 square feet / 65 square feet equals 16.62 cubic yards).

How many cubic feet are in a bag of concrete?

An 80 lb. bag of concrete will yield 0.60 cubic feet (or 1.8 square feet @ 4″ thick) A 60 lb. bag of concrete will yield 0.45 cubic feet (or 1.35 square feet @ 4″ thick) A 50 lb. bag of concrete will yield 0.37 cubic feet (or 1.11 square feet @ 4″ thick) A 40 lb. bag of concrete will yield 0.30 cubic feet (or 0.90 square feet @ 4″ thick)

How do you calculate how many yards of concrete is 6′ thick?

Length X Width ÷ 81 = yardage (example 24′ x 24′ = 576 sq. ft. 576 ÷ 81 = 7.11 yards of concrete) At 6″ thick the formula would look like this: Length X Width ÷ 54 = yardage (example 24′ x 24′ = 576 sq. ft. 576 ÷ 54 = 10.66 yards of concrete) The number you divide by will be determined by the depth.

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