Silt Fence
Silt fence is available in high-flow weaves for heavy duty applications and low-flow weaves for light duty applications. It is available in various heights and lengths to meet your specifications.
Other products include: Preassembled silt fence, safety fence and geogrid materials.
| SDDOT Category | Approved Product | Size | Spec Sheet |
|---|---|---|---|
| High Flow | MSF 70 | 36" x 1,000' | |
| Low Flow | Beltech 1935 | 36" x 1,500' |
Floating Silt Curtain
Floating silt curtain is a BMP designed to restrict the flow of sediment-laden storm water runoff from a construction site, to keep it contained in a limited area and allow the sediment to settle out before being carried into adjacent or joining watercourses. Agassiz Seed & Supply has floating silt curtain available for still water or moving water applications with a variety of curtain lengths to facilitate the water depth on your project.
| Material Properties | Still Water or Light Duty | Moving Water or Heavy Duty |
|---|---|---|
| Curtain Fabric | Impermeable vinyl-nylon laminate | Impermeable vinyl-coated nylon |
| Mass per sq. yd. | 18 oz. | 22 oz. |
| Grab Tensile Strength | 300 lbs. | 500 lbs. |
| Depth of Curtain | 2-10 feet | 2-10 feet |
| Flotation | 6" dia. Marine quality expanded polystyrene | 8" dia. Marine quality expanded polystyrene |
| Net Buoyancy per foot | 13 lbs. | 20 lbs. |
| Top Load Carrying Components | Fabric only | Fabric + 5/16" galvanized steel cable 9,800 lb. min break strength |
| Ballast (min.) | 1/4" galvanized chain | 5/16" galvanized chain |
| Connections Between Sections | Laced grommets | Aluminum collar reinforced quick disconnects |
| Product | MN-ND DOT – Type I | MN-ND DOT – Type II |
