Estimated Cost: $10,500,000 - $12,500,000
Project Description:An electronic version of the bidding forms, contract specifications and drawings are available by request. To request these materials, email
qbd@sfwater.org with this Contract No. WW-745, the
firm name, full address, email address, phone number, copy of contractor’s license or business card, and a copy of a government-issued identification. Visit
https://webapps.sfpuc.org/bids/ for updates. Please be advised that prior to receiving these materials, all requestors will be required to complete, sign, and comply with a
Confidentiality Agreement.
The objective of the project is to selectively remove two existing Gravity Belt Thickeners (GBTs) in OSP 011 thickening process area and replace with two new Rotary Drum Thickeners (RDTs). The work includes selective demolition, structural concrete and steel grating modifications, mechanical hot water and drain piping and associated equipment upgrades, ventilation system modifications, electrical conduit, wires, panels and devices, instrumentation and controls level indication and Distributed Controls System (DCS) integration. The work is to be performed in San Francisco, California.
Bid discounts may be applied in accordance with San Francisco Administrative Code Chapter 14B – Rules and Regulations, and Section 2.01 of CMD Attachment 1. The Local Business Enterprise (LBE) subcontracting requirement is 20.00%. The LBE subcontracting requirement can only be met with CMD certified San Francisco Micro and Small-LBEs. PUC-LBEs cannot be counted towards meeting the LBE subcontracting requirement(s). Prime and Joint Venture level LBE participation cannot be counted towards meeting any of the LBE subcontracting requirement(s). LBE subcontractors must be certified with CMD in the scope of work they are being listed to perform. All Bidders shall submit documented Good Faith efforts with their Bids as directed on CMD Form 2B, except those who exceed the above-stated subcontracting requirement(s) by at least 35%. Refer to CMD Attachment 1. Failure to comply with Chapter 14B requirements may result in a Bid being deemed non-responsive and ineligible for Contract award. Please contact
Adriana Duran at (415) 554-0633 or Adriana.Duran@sfgov.org for further information about the LBE requirements. Subcontracting opportunities may include, but not limited, to the following major types of work: Class A General Engineering Contractor; C-10 Electrical; C-20 Heating, Ventilation, Air Conditioning Contractor; C-34 Pipeline Contractor; C-36 Plumbing Contractor; and Trucking and Hauling.
Interested Bidders are encouraged to attend by remote means a teleconference pre-bid and contractor networking conference to be held on 6/30/2026at 11:00A.M.To participate by remote means, please access the meeting at this website: https://sfwater.zoom.us/j/84960521674?pwd=dbFTk8OxckC9MOakA2CObcV0NYMKNW.1. The Meeting ID is 849 6052 1674 and meeting Passcode is 217546. To join, enter Meeting ID and click Join. When prompted, enter the meeting Passcode. To participate by phone, dial +1.213.338.8477 and enter the Meeting ID followed by # key. When prompted, enter the meeting Passcode and # key. Attendance of remote attendees will be completed at the end of the pre-bid meeting. SFPUC highly recommends that Bidders attend the Site inspection, which will be held at 3500 Great Highway, San Francisco, CA on 6/30/2026 at 1:00 P.M.SFPUC encourages Bidders to complete the Safety Prequalification Web Form at
https://www.sfpuc.gov/?construction-contracts?????/contract?-opportunities-payments/prequalify-construction at least 3-weeks prior to the date of Bid opening in accordance with Section 00 21 13 – Instructions to Bidders. Bidders are required to pass the Safety Prequalification prior to SFPUC considering their bid submission complete. SFPUC will notify Bidders that have passed the Safety Prequalification prior to or on the date of Bid opening. Refer to Section 00 21 13 – Instructions to Bidders, “Bidder Qualifications” and the website listed above for additional information.
A
Class “A” California Contractors License is required to bid. Furthermore, each listed subcontractor must possess appropriate active licenses for the work each subcontractor will be performing.
Location: https://sfwater.zoom.us/j/87811945391?pwd=Q0JOVzRCbnBCb0lFWlRJbUt2MWRudz09
Pre-Bid Conference: Date: 06/30/2026
Time: 11:00 AM
Attendance: Not Mandatory
Location: https://sfwater.zoom.us/j/84960521674?pwd=dbFTk8OxckC9MOakA2CObcV0NYMKNW.1
Advertisement Date: 06/23/2026