Polymer

The St. Mary's County Metropolitan Commission is requesting sealed bids on polymer and service equipment for conditioning anaerobically digested sludge prior to dewatering at the Marlay-Taylor Water Reclamation Facility in Lexington Park, Maryland under ITB 26-07-F, with bids due March 12, 2026 at 2:00 p.m. Eastern Standard Time. This is a two-step procurement: only vendors whose products successfully passed all performance and testing parameters by March 5, 2026 are eligible to submit bids. Polydyne, Incorporated is identified as having successfully passed required testing.

The polymer will support three dewatering processes: Fournier Rotary Presses, Gravity Belt Thickening, and the BioMag settling process at the facility located at 48020 Pine Hill Run Road, Lexington Park, Maryland. Bidders must submit unit pricing per pound for two polymer categories — Rotary Press Process with an estimated annual quantity of 138,000 pounds and Gravity Belt Thickening Process with an estimated annual quantity of 92,000 pounds. All freight and shipping charges must be included in unit prices. Bidders must identify whether they are the primary manufacturer and provide the manufacturer's name, item numbers, address, and shipping point.

The pre-bid conference was held January 20, 2026 at the Commission's Administrative Office in California, Maryland; written questions closed January 29, 2026. Jar tests and test trials were required to be scheduled no later than January 27, 2026 and completed by March 5, 2026. Physical bid submissions are mandatory; electronic submissions will be rejected. Bid prices remain valid for 120 days following opening. The contractor must carry workers' compensation insurance with employers' liability limits of at least $100,000 per accident and commercial general liability insurance with minimum limits of $1,000,000 per occurrence. Contract award is made to the lowest responsive and responsible bidder, with the option for the Commission to extend the contract for three additional one-year periods subject to re-solicitation at the end of any one-year period. Five addenda (Nos. 1–6) have been issued and are binding on all bidders.