Coverage rates for large gravel, rock and rip rap For Landscaping. 8" - 18" Rock and Rip Rap covers about 15 to 20 Square Feet, installation at lower rates improve long term appearance
4" - 10" Rock and Rip Rap covers about 20 to 30 Square Feet, installation at lower rates improve long term appearance 2" - 4" Rock and Rip Rap covers about 50 to 70 Square Feet, installation at lower rates improve long term appearance 1" - 3" Rock and Rip Rap covers about 70 to 90 Square Feet, installation at lower rates improve long term appearance