Drain Rock in Mississippi
Keep Drain Rock at the drainage zone around Mississippi wall backfill, where Yazoo clay can remain wet through the season.
- Size: 3/4 inch to 1-1/2 inch
- Grading: Washed to remove fines and dust
- Type: Rounded or angular varieties
From $382 for 1 ton, delivery included (larger loads cost significantly less per ton)
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Everything You Need to Know About Drain Rock
Size and Grading
- Size
- 3/4 inch to 1-1/2 inch
- Grading
- Washed to remove fines and dust
- Type
- Rounded or angular varieties
On Mississippi sites with Yazoo clay or water-holding Delta ground, drainage material needs to stay clear of the soil that holds moisture. Drain Rock supplies clean aggregate for retaining-wall backfill, French drains, and septic fields. With fines and dust absent, the spaces between the pieces remain available for water movement.
Put the rock directly in the drainage section behind a wall instead of mixing it through clay backfill. That placement gives collected water a clearer route as wet ground puts pressure against the work. Angular Drain Rock helps preserve its open arrangement where backfill bears down on it. Rounded material can be selected for a visible drainage detail that calls for a natural stone appearance, while still serving the same water-management purpose.
Quickly Calculate How Much You Need
Material: Drain Rock
How to Measure
Measure the length and width of your project area in feet
Decide on depth in inches (2" for landscaping, 4" for driveways)
Enter the values above and we'll calculate the tonnage you need
Need help figuring out the right amount? We can help!
Call or text us at (601) 706-3281 and we'll help you calculate the right quantity for your project.
Not sure how much you need? The River Rock Calculator has depth guides, coverage charts and worked examples for this material.
Common Uses
French Drain Systems
French drains use drain rock as their drainage fill. Open spaces between the stones move water away from foundations, basements, and low ground, helping limit water damage.
Septic & Leach Field Construction
Place drain rock beneath a septic wastewater dispersal area to form its drainage layer. Use the stone layout called for by health department requirements for infiltration systems.
Retaining Wall Backfill
Water must drain from behind a retaining wall so pressure does not build up and damage it. Drain rock leaves open paths for water to move through the backfill.
Foundation Drainage
Set drain rock along footings and foundation walls so groundwater has a route away from the building. In Yazoo clay areas, this helps limit wet soil against the structure and reduces water pressure that can lead to cracking.
Why Choose Drain Rock
Water Movement
Drain rock is rinsed to remove dust and small particles. The remaining open spaces let water move through the drainage layer.
Maintaining Open Space
Crushed, angular pieces resist shifting under weight and retain channels between the stones. Rounded aggregate may settle tighter and restrict those channels.
Washed, Graded Stone
Washed, graded drain rock works with perforated pipe, drainage fabric, and other parts of a drainage assembly. Select material that matches the engineering requirements of the project.
Protection Around Structures
A drain rock layer carries water outward from walls, foundations, and retaining walls. Keeping water from collecting there can reduce moisture exposure and soil-water pressure.
