How Much Crushed Stone Do I Need for My Project? - THE
Nov 09, 2018 Multiply length x width x depth. Divide the total above by 27. Example: You want to make a crushed stone sidewalk that is 50 feet long by 4 feet wide and 6 inches deep. Multiply 50 x 4 x .5 (1/2 foot) = 100. Divide 100 by 27 = 3.7 cubic yards. This formula can also be used for other types of materials such as topsoil, gravel, stone dust, etc
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