WTP Pipe Gallery Replacement

Public Water Supply District No. 2 of St. Charles County, Missouri is soliciting sealed bids for the WTP Pipe Gallery Replacement at 1635 S Highway 94 in Defiance, Missouri, with bids due by 10:00 a.m. CST on November 18, 2026. The solicitation was issued October 1, 2026, and a mandatory pre-bid meeting at the project site was scheduled for October 15, 2026 at 10:00 a.m. CST.

The scope covers demolition and replacement of pipes, fittings, valves, gates, instrumentation, and controls, along with associated mechanical, structural, and electrical work, as shown on the contract drawings and specified in the technical specifications. Each bid must include bid security equal to five percent of the bid amount and a Work Authorization Affidavit. Contractors must comply with Missouri prevailing wage requirements for St. Charles County, as determined by the Missouri Department of Labor and Industrial Relations, and must provide a ten-hour OSHA construction safety program for onsite employees.

The Owner intends to award to the most responsive and responsible bidder submitting the lowest bid. The Owner reserves the right to reject any or all bids and to waive informalities not involving price, time, or work changes. Sealed bids go to the Owner's office at 100 Water Drive, O'Fallon, Missouri 63368. Bidding documents are available from Drexel Technologies at www.drexeltech.com. Inquiries go to Dave Herberger, P.E., at (636) 354-7791 or dherberger@colestl.com.