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This is a public tender for the construction of the Pine Mountain Generator and Battery Backup project for Sonoma County. The work involves upgrading the existing radio tower facility with a new emergency power system, including demolition of existing utilities, installation of a battery energy storage system, integration of a generator, replacement of a utility meter, and an optional solar photovoltaic system. A mandatory pre-bid conference will be held on Thursday, May 7, 2026, at 10:00 AM at the project site. Contractors must possess a California A-General Engineering or B-General Building contractor's license, and the electrical work must be performed by a contractor holding a valid California C10 electrical contractor's license. The project is subject to prevailing wage laws. All questions regarding the bid must be submitted via email to ***@***. *. * no later than Friday, May 15, 2026, at 5:00 PM. Responses will be provided by Friday, May 29, 2026, through the supplier portal. Bids must be submitted as one hard copy in a sealed envelope to Sonoma County Public Infrastructure, 400 Aviation Blvd. Ste. 100, Santa Rosa, ****, no later than the date and time specified in the schedule. Electronic, faxed, and emailed submissions will not be accepted. Bid opening will be held in person at the same address and can also be attended online via Microsoft Teams.
The bid submission deadline is not explicitly stated as a final date in the provided text, but it is indicated that proposals must be received no later than the date and time specified in the schedule, or as revised by addendum. The official time for submission will be determined by the clock displayed on the lobby's monitor.
The bid notice states that a California A-General Engineering or B-General Building contractor's license or a valid California class C10 electrical contractor license is required to bid this contract and through the completion of the project. In all cases, the contractor performing the electrical work shall hold a valid California class C10 electrical contractor's license. The prime contractor shall either hold the C10 license or list a properly licensed C10 subcontractor at the time of bid. All contractors and subcontractors shall be properly licensed by the contractors state licensing board and possess the necessary license classifications for the work they perform under this project.
The bid notice states that the county will conduct a mandatory prebid conference at 10:00 am, Thursday May 7, 2026, at **** Pine Mountain Rd, Cloverdale, California.
The bid notice states that all questions pertaining to the bid are to be submitted to the county's project manager Jacky Tang via email ***@***. *. * with “Event ID **** Pine Mountain Generator and Backup Battery Capital Project Number: **** – Questions” in the subject line, no later than 5:00pm on Friday May 15, 2026. After the deadline no further questions will be accepted.
