convert a 20ft x 30ft driveway into yards of concrete?

4 Comments on “convert a 20ft x 30ft driveway into yards of concrete?”

1. 20′ x 30′ x 4 = 7.4 cubic yards

2. 20×30=600 total feet
   600/80=7.5 yards of concrete

3. 20 x 30= 600 x .33=198/ 27=7.33 yds

4. i wouldnt pour a four in. driveway, so at six in. you will need eleven 1/4 yds. of 3500 lb. mix with fiber and air added…