Description
The Gwinnett County Board of Commissioners is seeking sealed bids for the complete rehabilitation of Tribble Mill Dam No. 2 (Chandler Lake). The work includes demolition of existing concrete structures, construction of new concrete riser and impact basin, installation of a cofferdam and water‑diversion system, erosion control, temporary access roads, and site restoration. The contractor must obtain the full set of bidding documents (digital fee $22) and attend a mandatory pre‑bid conference on November 10, 2026. The project must be substantially completed within 365 days of contract start, with final payment due 30 days after substantial completion. Bids are due December 9, 2026. • Scope: dam de‑watering, cofferdam, demolition, new concrete structures, spillway pipe lining, erosion control, site grading and restoration. • Mandatory pre‑bid conference (Nov 10) and required question submission by Nov 18. • Contract type: sealed competitive bid under O.C.G.A. §36‑91‑20. • Estimated contract duration: 1 year. • Required documents: full set of plans/specs (digital purchase $22) plus any addenda. • Delivery of sealed bids to Gwinnett County Purchasing Division by 2:50 PM ET Dec 9, 2026.