The Gwinnett County Board of Commissioners is soliciting sealed bids for the complete rehabilitation of the Patterson Pump Station (Project No. M00748.62). The scope includes mobilization/demobilization, bypass pumping, demolition, excavation, grading, structural repairs to the wet well and grinder room, bridge crane canopy modifications, installation of slide gates, a carbon‑filter odor control system with ductwork, new gravity sewer diversion structure, recoating of all wet‑well piping and valve vaults, generator enclosure work, surge tank upgrades, site concrete paving, fencing, an asphalt access driveway, finish grading, erosion control, and site stabilization. The contract must be substantially completed within 550 days of the contract start date, with final payment due 30 days after substantial completion. Bidders must obtain full construction documents from Arcadis for a fee, attend a non‑mandatory pre‑bid conference on Oct 28 2026, submit questions by Nov 10 2026, and deliver sealed bids by Dec 8 2026. The bid opening will be virtual.
• Location: Lawrenceville, GA (Gwinnett County)
• Contract type: Invitation for Bid (sealed competitive bidding)
• Estimated project length: 550 days (≈ 1.5 years)
• Key trades: civil/utility construction, structural concrete, mechanical (pumps, filters), electrical, site utilities, erosion control
• Required pre‑bid conference (non‑mandatory) on Oct 28 2026
• Bid submission deadline: Dec 8 2026, 2:50 PM ET
• Contact: Anna West, Purchasing Associate II