Client:
City of Estherville

Estherville, IA

Key Features:

  • Replace ground storage reservoir
  • Maximize water treatment plant capacity

Key Experience:

  • 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.

Featured Projects

All
  • All
  • Aviation
  • Civil
  • Electrical Power
  • Survey
  • Wastewater
  • Water

Fuel System, Terminal, Hangars

Design and construction services for support facilities at the new Sioux County Regional Airport. 

Fuel System, Terminal, Hangars
Sioux County, IA

New Airport Development

DGR led the design and construction phase engineering for the development of a new $30 million airport. Tasks included all phases of design and construction engineering activities.

New Airport Development
Sioux County, IA

Runway/Taxiway/Electrical Systems

DGR Engineering collaborated with a long-standing airport engineering partner at the Watertown, SD Regional Airport to provide electrical design and construction services for the airport including runway and taxiway lights, lighted signs and airport electrical systems upgrades.

Runway/Taxiway/Electrical Systems
Watertown, SD

Pump Station & Storage Reservoirs

The new Edgerton Pump Station (EPS) was constructed to facilitate bringing purchased water from Lewis & Clark Regional Water System (L&C) to the LPRW system. 

Pump Station & Storage Reservoirs
Edgerton, MN

Sanitary Sewer Rehabilitation

DGR Engineering has experience in sanitary sewer rehabilitation including: CIPP sewer main lining, service line grouting or lining (top hat), structure rehabilitation, and other related techniques.

Sanitary Sewer Rehabilitation
Ellsworth, Balaton & Hendricks, MN

Site Development

DGR performed the boundary and topographic surveying as well as the site design of school building addition as a subconsultant.

Site Development
Rock Rapids, IA