Administration Building Elevator Modernization

The County of Alameda, General Services Agency is requesting sealed bids for a full turn-key elevator modernization project at 1221 Oak Street, Oakland, California under Bid No. 902686, with bids due October 29, 2026. The project is subject to California prevailing wage requirements and Labor Compliance Program oversight, with all workers required to receive DIR-established prevailing wage rates and certified payrolls submitted weekly through Elation Systems.

The scope encompasses modernization of three 4,000-lbs-capacity traction passenger elevators (State IDs 039433, 039434, 038383) serving six stops with 52" x 84" front openings. Work includes replacement of gearless drive machines with AC motors and regenerative VVVF drives, new microprocessor-based controllers (Motion Control Engineering iControl or approved equal), new suspension ropes with automatic lubricators, centrifugal speed governors, roller guide assemblies, traveling cables, pit and machine room lighting (LED), and comprehensive electrical work including new disconnects and 120V receptacles. Machine room HVAC must be replaced with Trane split systems maintaining 55–90°F with humidity not exceeding 85%. All work must comply with California Building Code 2025, ASME A17.1-2004, ASME A17.3-2023, ADA accessibility requirements, and NFPA codes 13, 70, and 72. The contractor must be licensed as a California C11-Elevator contractor and employ only State-certified Competent Conveyance Mechanics and licensed journeymen elevator mechanics with minimum four years of experience.

The project includes mandatory asbestos abatement of identified ACCMs (brake pads, door insulation cores, wiring insulation, joint compound, and thermal piping insulation) performed under strict Bay Area Air Quality Management District and Cal-OSHA compliance with pre- and post-work submittals required. The contractor must obtain all required permits and pass acceptance inspections conducted by ATIS (the elevator consultant). Modernization must be completed within 48 weeks from on-site construction start. Post-substantial-completion, the contractor is responsible for 12 months of warranty maintenance followed by transfer of preventative maintenance responsibility to Alameda County's current elevator maintenance provider. The contractor must maintain comprehensive general liability, automobile liability, and workers' compensation insurance naming Alameda County and its officials as additional insureds, issued by California-authorized carriers.