River Rock Calculator
Construction & Home ImprovementCalculate the cubic yards, tons, and number of bags of river rock needed for a landscaping or drainage project.
Cubic Yards Needed
Volume of river rock needed.
Tons Needed (approx.)
1.04
Approximate weight, using a typical river rock density of 1.4 tons per cubic yard.
1 Cu Ft Bags Needed
20
Approximate number of standard 1 cubic foot retail bags, a common bag size for larger decorative rock.
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Odeh Ahwal0people find this calculator helpful
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Construction & Home Improvement calculators
Calculator Stats
Creators
Odeh Ahwal0people find this calculator helpful
Views
Helpful
Saved
Embeds
Construction & Home Improvement calculators
Frequently Asked Questions
How deep should river rock be laid?
A common range is 2 to 3 inches for decorative ground cover, and deeper for drainage channels. Enter your target depth to get an accurate volume.
What density does this calculator use for river rock?
1.4 tons per cubic yard, a commonly cited average across landscaping supply references. Larger rock sizes with more void space between rocks can weigh somewhat less per cubic yard.
How many bags of river rock equal one cubic yard?
27 standard 1 cubic foot bags make one cubic yard, since a cubic yard equals 27 cubic feet.
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