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

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

  1. 20×30=600 total feet
    600/80=7.5 yards of concrete

  2. 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…