I-70 Water & Sewer Relocations - St. Charles County, MO

The Public Water Supply District No. 2 of St. Charles County is seeking sealed bids for the relocation of water and sanitary mains to accommodate Interstate‑70 improvements in Wright City, Missouri. The work includes installing new water and sewer pipelines, constructing highway crossing bores, and complying with prevailing wage and safety requirements. • Relocation of approximately 2,700 ft of 8‑in. and 12‑in. water main with two highway crossing bores. • Installation of roughly 275 ft of 8‑in. sanitary sewer and 990 ft of 6‑in. sanitary force main, including one crossing bore. • Requirement to submit sealed bids by June 18, 2026, with a pre‑bid meeting on May 27, 2026; bidders must provide a 5 % bid security and a ten‑hour OSHA safety program.