Site work for a water / sewer project in Walnut Creek, California. Completed plans call for site work for a water / sewer project.

Work includes installation of new distributed control systems at Walnut Creek Water Treatment Plant (WTP), demolition of existing associated control system components and cables, furnishing and installation of a new PLC at Larkey Pumping Plant and connection to the SCADA Network, and performing related required work located on District property at 2201 Larkey Lane, Walnut Creek, Contra Costa County, California. The contractor/subcontractor performing the electrical work for this contract is required to be a District pre-qualified electrical subcontractor. A bidder's bond of not less than 10 percent of the total bid dollar amount is required. Performance and payment bonds for not less than 100 percent of the contract price are required. Bidders shall have an active Class A or Class C-10 license from the Contractors' State License Board at the time of submitting bid. All work covered by the contract shall be completed within six hundred (600) calendar days after the issuance of the Notice to Proceed. Estimated Cost: $2,500,000 to $3,500,000 *The value for this project is based on a financial range. The value is listed as the highest possible cost from the range provided by a stakeholder or official project document. For pre-bid jobsite inspection questions only, call Pedro Do Vale at (510) 287-7038. Question Deadline 11/03/2025 Questions regarding documents, discrepancies, omissions, or intent of specifications or drawings shall be communicated to the Engineer in writing at least ten days prior to opening of bids,