Removal of approximately 2,700,000 cubic feet of PVC trickling filter media and surface grating from six trickling filters, each 134-ft diameter by 32-ft media depth, and replacement with new media and grating; removal of trickling filter wall liners and replacement with new liners; removal of trickling filter distributor arms and drives, and replacement with new arms and drives; repairs to FRP ductwork and replacement of supports; and concrete trickling filter repairs and recoating.

Bid Protests Not Available