City of Estherville
- Replace ground storage reservoir
- Maximize water treatment plant capacity
- Economical above grade ground storage reservoir design
- Replace below grade ground storage reservoir with above grade ground storage reservoir to avoid ground water and soil contamination
Ground Storage Reservoir
Construction of a bolted steel glass lined tank, foundations, and miscellaneous appurtenant work. Nominal size is 300,000 gallons, 36′ diameter, 38′ high.
The ground storage reservoir is a critical component of the water treatment process, allowing flow equalization between the filtration process and the softening system.
- Electrical Power
New Substation Construction
DGR assisted SMU in all aspects of the project, from initial evaluation, to design and financing, through final construction.
Turbine Control System Upgrade
The project included full removal and replacement of the existing control panels within the turbine building control room.
Building and site demolition, utilities and grading, two site geothermal well fields, site work
Sioux City, IA
Treatment Plant & Well Exploration
DGR Engineering (DGR) 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.
Fuel System, Terminal, Hangars
Design and construction services for support facilities at the new Sioux County Regional Airport.
Sioux County, IA