How Many Yards Of Gravel Does It Take To Fill An Area? When planning to fill in your desired space, remember that gravel should be 8-inches deep minimum. The following measurements are a general guide to the amount of gravel coverage per cubic yard 1 cubic yard = 3” depth for 100 square feet. How
What Do You Put Behind A Retaining Wall? Backfill refers to the dirt behind the wall. In order to provide proper drainage, at least 12 inches of granular backfill (gravel or a similar aggregate) should be installed directly behind the wall. Compacted native soil can be used to backfill the rest of the space behind
How Do You Calculate Backfill On A Retaining Wall? Multiply the length of the wall by the desired height, then divide this number by 81 to determine the amount of backfill gravel needed. Add the backfill amount to the base amount to determine the total cubic yards of gravel necessary for completing the wall. How