City of Sioux Falls
Sioux Falls, SD
- 8” water main replacement
- Directional drilling
- Asphalt resurfacing
- Coordination/cooperation with multiple utilities
- Working with Businesses to maintain access through construction
Water Main Replacement
This project consisted of water main replacement on St. Paul Avenue from Benson Road to 39th Street North in Sioux Falls, South Dakota. Work included water main replacement, sanitary manhole repair, replacement of surfacing over trenches, and boulevard restoration. The water main replacement successfully utilized both open trenching and directional drilling methods. Sanitary manhole repair included reconstructing manhole benches and inverts along with installing manhole external frame seals.
- Electrical Power
DGR engineers helped L&O Power Cooperative improve communications on its electric transmission system using existing transmission lines, fiber and underground fiber line.
Rock Rapids, IA
Treatment Plant & Well Exploration
DGR Engineering worked closely with OCRWS to design a new Water Treatment Plant to target iron and manganese removal from a shallow groundwater source near the site.
Due to concerns with the age and condition of the structures, along with safety clearances to energized equipment and conductors, a project was undertaken to replace the old infrastructure with new underground lines and associated padmount equipment.
Redwood Falls, MN
Street & Utility Improvements
Morningside Avenue was reconstructed totaling approximately 1,300 linear feet. The project included new sanitary sewer, water main, storm sewer, fiber conduits, decorative street lighting, and 9-inch concrete paving with colored concrete sidewalks.
Sioux City, IA
Wastewater Treatment Facility
The new plant, rated for 5.3 million gallons per day (MGD) peak day, doubles the capacity of its predecessor.
Planning started with site plan design for the new facility to offer maximum exposure to traffic on Highway 75.
Rock Rapids, IA