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Morrison Wastewater Treatment Plant Improvements

Contract Amount: $12,864,000.00

The Morrison Wastewater project consists of a new Wastewater Treatment Plant (WWTP) on undeveloped land (farm field) and includes:

  • Two 12-inch influent force mains, approximately 700 feet each
  • Duplex submersible Drain Pump Station

Screen and Grit Building, cast-in-place concrete foundation with masonry building containing screenings removal and grit removal systems and Parshall Flume influent flow meter.

Biological nutrient removal (BNR) activated sludge system (Aero-Mod SEQUOX system) in open, cast-in-place concrete, common-wall tanks including:

  • Fermenter Tank
  • Anaerobic/ Selector Tank
  • 1st Stage Aeration Tanks
  • 2nd Stage Aeration Tanks
  • Clarifiers
  • Aerobic Digesters
  • UV Disinfection Channel with Parshall Flume effluent flow meter
  • Cascade Aerator
  • 20-inch outfall sewer approximately 1200 feet

Control Building, cast-in-place concrete foundation with pre-engineered steel frame, a metal-clad building containing:

  • Laboratory
  • Office workshop/garage
  • Plant electrical switchgear
  • Blowers
  • Belt filter press
  • Sludge pump
  • Skid-mounted non-potable water pumping system

Sludge Storage Building, cast-in-place concrete foundation and pad covered by a pre-engineered steel frame, prefabricated fabric-covered steel framed building that is open on one side.  Asphalt entrance road, approximately 1100 feet, plus additional internal asphalt roads.