Pen Argyl Sewage Treatment Plant Upgrade

Client: Pen Argyl Municipal Authority
Engineer: Arro Consulting
Location: Pen Argyl, Pennsylvania
Value: $ 8.5 Million
Completion: April 2009


Details:
Project consists of the demolition of existing site structures including the trickling filter, and flow division boxes. The project also includes modifications to convert the existing Control Building to a Mechanical Building. A new Headworks Building will be constructed to house a mechanical fine screen device and a grit removal system. Modifications are required to the four existing aeration tanks to convert the tanks to two new SBR tanks. One new SBR tank will
be constructed. A new flow division box, equalization pump station, utility water pump station, and plant drain pump station are also required. Modifications are required to the two existing secondary clarifiers to convert the tanks to equalization tanks. Modifications are required to the existing Chlorine Contact Tank No. 1 to convert the tank to a Post-Aeration and W Disinfection
Tank. Eight new reed beds are to be constructed for sludge drying. Modifications are required to the existing clarigester to convert the tank to a primary aerobic digester. Two additional secondary aerobic digesters will also be constructed. A new Operations Control Building will be constructed. The project also includes yard piping and mechanical work, heating and ventilation work and all electrical work associated with the plant improvements.