Blue Lake WRRF Digester #4

The Metropolitan Council is soliciting bids for the construction of a fourth anaerobic digester, rehabilitation of an existing gravity thickener tank, and related electrical upgrades at the Blue Lake Waste‑Water‑Recovery‑Facility in Shakopee, MN. Bidders must be pre‑qualified specialty contractors for the digester work, must download non‑public plans (subject to an NDA) for a $6 fee, and submit electronic bids through QuestCDN. The bid opening is scheduled for early December, with a pre‑bid virtual meeting and an on‑site visit on the same day in early October. • Add a new fourth anaerobic digester to increase wastewater treatment capacity. • Rehabilitate the gravity thickener tank and upgrade associated electrical systems. • Pre‑qualification required for digester specialty contractors; new vendors may submit qualifications by 21 Oct 2026. • Plans are non‑public and require acceptance of an NDA; download cost $6. • All bids must be submitted electronically via QuestCDN; no paper bids accepted.