Client:
City of Sioux Falls, South Dakota

Sioux Falls, SD

Key Features:

  • Addition of three mainline 13.8 kV distribution circuits
  • Circuits were built in underground fashion to increase reliability and improve aesthetics

Key Experience:

  • Coordinating with multiple City of Sioux Falls departments, other utilities, and railroad authorities.
  • Integrating traffic control provisions associated with construction in busy areas.
  • Responsibility and involvement in all phases of the project.

Mainline Distribution Circuits

The project included the construction of three new mainline 13.8 kV circuits on the City’s distribution system to increase capacity and reliability. The circuits were built in underground fashion; two extending from the City’s substation near the airport to the downtown area, and one extending from the City’s substation near the airport to the event center. DGR services for this project included the initial study work, project development, engineering design, permitting, construction administration, and resident construction observation.

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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
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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