City of Luverne
- Decommissioning of existing industrial wastewater treatment lagoons
- Land application of industrial by-products solids
- Executed a Declaration and Covenants for the restricted area with approval from MPCA
- Successful negotiations with the MPCA to properly abandon the industrial lagoons in a timely manner
- Able to save the City in excess of $3.5 million to decommission the industrial lagoons in comparison to previous consultants estimate
Assisted the City of Luverne in abandoning the industrial wastewater treatment facility formerly owned by Iowa Beef Producers. The former treatment facility consisted of two anaerobic treatment lagoons, one anaerobic transition pond, two aerobic lagoons, and two stabilization ponds. Closure of the facility included land application of industrial by-products, abandonment of structures and piping, closure of monitoring wells, and documentation of closure activities and restrictive covenants.
- 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