Alum Creek WRF Clarifier & Post Treatment

(CMAR)

  • Owner: Delaware County Regional Sewer District
  • Contract Type: Construction Manager at Risk
  • Contract Value: Clarifiers $4.3 Million / Post Treatment $4.8 Million
  • Completion:  Clairifiers October 2021 / Post Treatment October 2025

Alum Creek WRF Clarifier (CMAR)

Scope of work included complete replacement of (4) 135-ft circular clarifier mechanisms, removal of existing telescoping valves and replacement with piping/valving to directly connect the existing RAS pumps to the clarifiers. The Preconstruction Phase started in March 2020 and was finalized with the GMP at the end of October 2020. The plant has an ADF capacity of 10.0 MGD and a PHF of 30 MGD.

Alum Creek WRF Post Treatment (CMAR) 

Scope of work included complete replacement of the plant’s existing UV system as well as slide gate replacement, new NPW pumps, miscellaneous demolition work throughout the WRF, and HVAC improvements at several of the County’s facilities. The Preconstruction Phase started in March 2023 and was completed with a GMP in September 2023.