Client:
City of Orange City, Iowa

Orange City, IA

Key Features:

  • New 500,000 gallon presstressed concrete ground storage reservoir New transfer pumps
  • Retrofit high service pump room
  • Coordinate FAA permitting due to adjacent airport

Key Experience:

  • Provided additional system storage through economical ground storage and pumps verses additional elevated storage
  • Coordinated with FAA to comply with obstruction requirements of adjacent airport

Ground Storage Reservoir

Construction of a 500,000 gallon prestressed concrete ground storage reservoir, site work and site piping.

Conversion of high service pumps from flooded clear well section to canned suction from new ground storage reservoir.

Install transfer pumps to transfer water from water treatment plant to new ground storage reservoir.

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Site Development

DGR Engineering (DGR) worked with the City and the project architect for all aspects of the project including topographic survey, site design, construction survey, construction observation and administration.

Site Development
Sioux City, Iowa

Sanitary Sewer Rehabilitation

The project was bid and came in under budget. Manhole lids were raised to provide better access in some areas, and rehabilitation of the sewer system was completed to give another 50 years of life to the City’s much-needed infrastructure.

Sanitary Sewer Rehabilitation
Rembrandt, IA

Wastewater Treatment Facility

MBBR technology was chosen based on cost, operational flexibility and most importantly, limited land availability.

Wastewater Treatment Facility
Sanborn, IA

Floodplain Analysis

DGR employed a Geographic Information System (GIS) in conjunction with the U.S. Army Corps of Engineers to first determine the 100-year flood elevations and delineate the floodway boundaries.

Floodplain Analysis
Sutherland, IA

Distribution Conversion

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.

Distribution Conversion
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.

Street & Utility Improvements
Sioux City, IA