Crusher Fines 67 Sq. Ft. Amend Top 100 Sq. Ft. Cobble Conversion for 1 ton 2x4" Cobble 65 Sq. Ft. 4x8" Cobble 60 Sq. Ft. 8x20" 10 15 Sq. Ft. Rip Rap Coverage 1 ton of L Rip Rap will cover 23 square feet using D50 = 9" 1 ton of M Rip Rap will cover 17 square feet using D50 = 12" 1 ton of H Rip Rap will cover 11 square feet using D50 = 18"
Rainfall and water runoff from gardening can erode the soil underneath the gravel and weaken the underlying structure. Gravel can also roll down the driveway and create an uneven driving surface. How to Prevent Erosion in Gravel Driveways | eHow