Highlands Ranch Tank Improvement

The City of Pittsburg, California is requesting sealed bids for rehabilitation of the 1.0-million-gallon Highlands Ranch steel water storage tank (Project No. 5007), with bids due October 22, 2026 at 11:00 a.m. A non-mandatory pre-bid meeting is scheduled for October 14, 2026 at 10:00 a.m. at the project site.

The scope includes removal of the existing interior ladder, landing platform, and impressed-current cathodic protection system; installation of a new interior coating system; localized exterior coating repairs; installation of a new stainless-steel interior ladder and landing platform; installation of a new ICCP system with associated electrical components, anodes, cables, conduits, and roof penetrations; structural inspection and authorized repairs; tank disinfection and testing; and ICCP commissioning.

The estimated construction cost for the base bid is $600,000. The successful bidder must possess a valid California Class A General Engineering contractor's license, be registered with the California Department of Industrial Relations, and comply with prevailing wage requirements under California Labor Code Section 1720 et seq. The prime contractor must perform at least 50% of the work with its own forces, except for identified Specialty Work. All subcontractors must be registered with DIR and listed on the Subcontractor List form submitted with the bid.

The contract must be fully completed within 75 calendar days from the Notice to Proceed, with an anticipated start date of December 7, 2026. Liquidated damages are assessed at $1,500 per day for each day of unexcused delay beyond the 75-calendar-day contract time. Bid security of ten percent of the maximum bid amount is required as a cashier's check, certified check, or bid bond. The successful bidder must provide performance and payment bonds, each for 100% of the Contract Price. Contract award is expected within 60 days after bid opening.