Design Build Biological Treatment for Darling International

Design Build Biological Treatment Plant

ISC constructed a new design build 1.075 MGD MLE wastewater pretreatment system for Darling International at their Wahoo, Nebraska rendering facility. The aerobic 2 stage High Rate Activated Sludge system was constructed for high efficiency removal of BOD, TSS, total nitrogen and oil/grease created by the protein rendering operation.  Two ninety foot diameter glass lined steel tanks were relocated to the project site from an existing east coast facility. 

Integral Components:

  • 2 90 Dia Glass Lined Bolted Tanks
  • Aeration System
  • Lift Station
  • Anoxic Reactor
  • Nitrification Reactor
  • Dissolved Air Flotation Cell
  • Belt Press
  • Chemical Feed System
  • Chlorination System
  • De-chlorination System
  • Equipment Building
  • Laboratory

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