How do you install a gravel driveway?

Figure your cubic feet. example - 12 feet wide x 200 feet long and 4 inches deep would be :

12 x 200 x .33 = 792 cubic feet. divided by 27 = 29.33 cubic yards.

12 yards = aprox 15 tons so 30 / 12 = 2.5 truck loads I would order 2 and go from there...