2025 WMD Pipe and Manhole Rehabilitation Phase 2

This contract involves a large‑scale sewer pipe and manhole rehabilitation program in Denver, Colorado, using trenchless Cured‑In‑Place‑Pipe (CIPP) technology. Approximately 6,314 linear feet of sanitary sewer pipe (21‑ in. to 42‑ in. diameters) will be inspected, cleaned, bypass‑pumped, rehabilitated with CIPP liners, and have associated manholes rehabilitated. The scope includes video inspections, grinding, pipe‑end seal kits, laboratory testing, and traffic‑control mobilization. Two contractors were awarded the work: Insituform Technologies, LLC and Michels Trenchless, Inc., each receiving a separate award based on unit‑price bids and lump‑sum allowances. The project is part of Denver’s Six‑Year Water Plan capital‑maintenance program and carries a 7 % MWBE participation goal. • Trenchless pipe rehabilitation (CIPP) for 21‑in., 24‑in., and 42‑in. sewer lines. • Associated manhole rehabilitation, grinding, seal‑kit installation, and antimicrobial surface wash. • Awarded via full and open competition through the BidNet electronic portal, with unit‑price and lump‑sum pricing elements.