Cannonwolde Drive Water Main Replacement

The County of Gwinnett is seeking qualified contractors to replace an 8‑inch ductile‑iron water main along Cannonwolde Drive in Lawrenceville, GA. The scope includes milling existing asphalt, trenching, installing approximately 4,550 LF of new pipe, adding valves, hydrants, service connections, and fully restoring the roadway, curb, gutter, and surrounding site. The contract will be awarded through a competitive sealed‑bid process; bidders must be pre‑qualified under the county’s annual water‑main qualification program. Work must be substantially completed within roughly 300 days of award. • Install 8‑inch ductile‑iron pipe (≈ 4,550 LF) and associated appurtenances (valves, hydrants, fittings). • Mill existing pavement, backfill with graded aggregate base, and replace asphalt, concrete, curb‑and‑gutter, and speed‑bump structures. • Provide traffic control, erosion‑sedimentation measures, and complete all utility service connections (both short‑ and long‑side). • Mandatory pre‑qualification; bid documents obtained via Tetra Tech (email Ashley Campbell). • Key dates: pre‑bid conference June 10, questions due June 16, bid submission June 29, 2026.