Water Main Improvements Hwy 64-40 Phase 3 - St. Charles County, MO

The Public Water Supply District No. 2 of St. Charles County is seeking sealed bids for Phase 3 of its Water Main Improvements project on Hwy 64‑40. The work involves installing roughly 9,517 ft of 30‑in. non‑restrained ductile‑iron water main, 1,605 ft of 30‑in. restrained ductile‑iron water main, four 42‑in. steel casing pipes (≈800 ft) installed by jack‑and‑bore, and about 1,070 ft of 36‑in. fusible HDPE placed by horizontal directional drilling under Peruque Creek. All necessary fittings, hydrants, and appurtenances are included. Bidders must submit a 5 % bid bond, comply with prevailing‑wage rates for St. Charles County, adhere to Missouri immigration law, and provide an OSHA‑compliant 10‑hour safety program. • Install >11,000 ft of large‑diameter water‑main infrastructure using multiple construction methods (ductile‑iron, steel casing, HDPE). • Project located in St. Charles County, MO; includes challenging underground work (jack‑and‑bore through rock, HDPE under a creek). • Mandatory bid documents: 5 % bid security, prevailing‑wage compliance, immigration work‑authorization affidavit, and OSHA safety program.