2026 WMD Pipe and Manhole Rehabilitation, Phase 2

City of Denver is seeking qualified contractors to rehabilitate deteriorating water‑main distribution (WMD) sanitary pipes and associated manholes throughout the city using trenchless technologies. The work will primarily involve cured‑in‑place pipe (CIPP) lining, approved manhole lining methods, limited excavation for temporary bypasses, and related support activities such as pipe cleaning, grinding, and laboratory testing. The contract is valued between $5.1 million and $5.7 million and will be awarded to the lowest responsive bidder that meets pre‑qualification thresholds. • Trenchless pipe rehabilitation (CIPP) for existing sewer mains. • Manhole rehabilitation using approved lining specifications. • Minor excavation, bypass pumping, pipe cleaning, grinding, and CIPP laboratory testing. • Mandatory pre‑qualification at the $6 M sewer‑rehabilitation level; bids submitted electronically via BidNet.