Riprap in North Dakota
Also sold as RipRap
Also known as: field stone riprap, Class II riprap
After North Dakota thaw and heavy rain, RipRap protects bare drainage ground from runoff that can scour a bank or channel.
- Size: 4 inches to 12 inches and up
- Type: Large, heavy stone
From $435 for 1 ton, delivery included (larger loads cost significantly less per ton)
Free delivery included
Free delivery anywhere in North Dakota
Pick a delivery date
Weekday delivery, earliest Nov 3
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Everything You Need to Know About Riprap
Size and Grading
- Size
- 4 inches to 12 inches and up
- Type
- Large, heavy stone
North Dakota frost and spring rain can leave drainage soil exposed just as runoff begins to gather. In the Red River Valley, flat lake-bed clay may hold water, and gumbo west of the Missouri can direct it along the ground. RipRap is useful where that concentrated movement reaches a bank, shoreline, channel, or culvert exit.
Focus placement on the exposed section receiving the flow, including the ground below a crossing or along a Missouri River bank. Repeated freezing and thawing can leave soil easier for water to work loose, especially where drainage has a defined path. RipRap provides a weighty stone barrier on surfaces that need protection from erosion caused by moving water. This is particularly relevant where farm approaches meet drainage routes and the surrounding ground remains bare after seasonal weather. Protect the water-facing ground before visible washouts develop.
Quickly Calculate How Much You Need
Material: Riprap
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 (701) 436-1620 and we'll help you calculate the right quantity for your project.
Not sure how much you need? The Rip Rap Calculator has depth guides, coverage charts and worked examples for this material.
Common Uses
Shoreline & Bank Protection
Helps control erosion on the Missouri River and along pond or stream banks.
Slope Stabilization
Provides support for steep slopes and raised embankments.
Culvert & Outlet Protection
Slows and spreads water energy where pipes and culverts empty.
Channel Armoring
Protects drainage runs and spillways from scour.
Why Choose Riprap
Stays Put
The weight of the stone helps it resist moving water.
Erosion Control
Provides lasting protection at banks, slopes, and outlets.
Low Maintenance
Needs little upkeep once it has been placed.
Natural Look
Works naturally with shoreline settings and the surrounding ground.
Riprap delivery across North Dakota
- Fargo
- Bismarck
- Grand Forks
- Minot
- West Fargo
- Williston
- Dickinson
- Mandan
- Jamestown
- Wahpeton
- Devils Lake
- Valley City


