Rock Creek WRRF Primary Clarifier No. 4 Treatment Expansion
Demolition of existing reinforced concrete headworks, grit chambers, and rectangular
clarifiers and associated process mechanical and electrical and instrumentation
equipment; demolition of an existing recreational vehicle dump station and demolition of
existing site vegetation, entryway parking lot, and miscellaneous demolition including
process piping and electrical and instrumentation systems within the footprint of the new
Construction of a new 140’ diameter primary clarifier.
Construction of a new primary clarifier pump gallery and extended reinforced concrete
utilidor between existing primary clarifiers 2 and 3, connecting into the new primary
clarifier pump gallery.
Construction of a new Septage Receiving Station near the Influent Pump Station.
Parking lot and entryway improvements.
Grading, drainage, electrical, and associated yard piping to tie into the existing