Additional Projects:
| US Highway 70, Bryan County, OK | 125 Acres |
| I-35, Norman, OK | 65 Acres |
| Covell Rd, Oklahoma City, OK | 64 Acres |
| Highway 39, Grady County, OK | 51 Acres |
| Broadway Extension, Oklahoma City, OK | 28 Acres |
| US Highway 70, Carter County, OK | 27 Acres |
Non-Highway Projects
Sioux Erosion Control also works on non-highway projects, including:
- Minco Wind Farm Project
- Will Rogers Airport
- Woodward Airport
- Canton Auxiliary Spillway Channel Bridge
- American Indian Cultural Center
- Shawnee Airport
