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Client:
City of Dell Rapids

Dell Rapids, SD

Key Features:

  • Water main system looping
  • Major drainage improvements
  • Directional drilling under Big Sioux River
  • 9” concrete pavement
  • Adjacent to Dell Rapids Middle School and High School

Key Experience:

  • Significant coordination required with local residents and school district
  • SRF Funding through SDDENR
  • Construction Administration

River Crossing/Street Improvements

This project consisted of 4,200 L.F. of street improvements on 15th Street (Clark Avenue to Garfield Avenue), Garfield Avenue (15th Street to 12th Street), and State Avenue (Thresher Drive to 12th Street).  Also included in this project were 4,400 feet of water main, 2,000 feet of sanitary sewer, and two directionally drilled river crossings approximately 350 feet each.  Street paving on 15th Street and Garfield Avenue was with 9″ concrete, with asphalt concrete paving used on State Avenue and at intersecting street tie-ins. ADA accessible sidewalks were also installed on this project for safe access to the middle school and high school.

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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.

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Wastewater Treatment Facility (SBR)

The City ultimately determined a flow-through style SBR system to be the preferred choice based on the selection criteria and the ability to meet anticipated permit limits.

Wastewater Treatment Facility (SBR)
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Site Development

Planning started with site plan design for the new facility to offer maximum exposure to traffic on Highway 75.

Site Development
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Wastewater Treatment Facility (SBR)

The new plant, rated for 5.3 million gallons per day (MGD) peak day, doubles the capacity of its predecessor.

Wastewater Treatment Facility (SBR)
Sheldon, IA

Lift Station, Control Panel and Valve Vault

The SE Sanitary Sewer Extension project provided sanitary sewer service to a previously un-serviced area southeast of Dell Rapids, SD.

Lift Station, Control Panel and Valve Vault
Dell Rapids, SD

Wastewater Treatment Facility (SBR)

The new SBR system utilizes the existing aeration lagoon for equalization and another lagoon cell for sludge storage, which reduced the cost of the project for the City and provided more operational flexibility.

Wastewater Treatment Facility (SBR)
Dell Rapids, SD