Site work and renovation of a civil project in Cottleville, Missouri. Completed plans call for the renovation of a water / sewer project; and for site work for a water / sewer project.

The proposed work includes the furnishing of materials, tools, equipment and labor necessary to construct the O'Fallon Water Treatment Plant Filters 2 & 5 Rehabilitation Project in O'Fallon, Missouri, with Bid Number:23-003. Work includes the construction of: Installation of new stainless steel underdrains with integral air scour, air scour piping connections, and filter media (coarse sand, filter sand, and anthracite) in Filters 2 and 5. Work also includes removal of existing steel tank floor, placement of new concrete floor, installation of new filter end flume distribution plate, and re-coating of the tank interior and exterior walls. Installation of turbidity curtains within the filter effluent wetwell will also be included as a Bid Alternate. All requests for clarifications on these bidding documents must be received no later than Friday, January 27, 2023, by 2:00 PM. The enclosed Request for Information (RFI) form shall be used for all submittals. Questions may be directed to the Project Manager as follows: Jason Dennis; via phone at 636-379-7503; via email at JDennis@ofallon.mo.us. There is a mandatory bidder's questionnaire (enclosed with the spec book) that is due with the bid. If the questionnaire is not received by this date and time, the general contractor will not be able to submit a bid on this project. The schedule for this contract shall be as follows: 1. Notice to Proceed: February 10, 2023. 2. Delivery of Owner-Supplied Equipment (Underdrains, Air Scour Piping, Flume Distribution Plate, and Sealing Plates) to WTP Site: no later than April 14, 2023. a. Contractor shall provide timely unloading in coordination with the delivery date. 3. Substantial Completion: June 1, 2023 4. Final Completion: June 16, 2023