2025 Library Solar Installation

The City of Royal Oak, Michigan is issuing a Request for Bid (RFB) for a 2025 Library Solar Installation project involving the procurement and installation of a roof-mounted solar photovoltaic system at the Royal Oak Public Library located at 222 E. 11 Mile Road. The project scope includes installing a 150 kW AC, 190 kW DC rooftop solar array comprising 325 Jinko Eagle solar modules, three SMA Sunny Tripower CORE1-US inverters, and a ballasted roof mount system utilizing K2 Systems' South Face mounting technology with concrete block ballasting. Additional deliverables include creating a user-friendly energy dashboard and developing an on-site educational display board illustrating the system's energy production and environmental impact. The contractor must complete all work between October 20, 2025 and November 21, 2025, and provide comprehensive system warranties, maintenance services, and staff training. Sealed proposals must be submitted electronically through the procurement portal at https://procurement.opengov.com/portal/romi no later than 12:00 pm on Monday, September 22, 2025. Questions regarding the project must be submitted through the procurement portal by 12:00 pm on Monday, September 15, 2025. A pre-bid site visit is scheduled for August 27, 2025 at 9:00 am. Bid evaluation will be conducted using a points-based system across five categories: Price (30 points), Corporate Accountability (20 points), Workplace Safety (25 points), Workforce Development (15 points), and Social Equity (10 points).

Contractors must comply with the Royal Oak Ordinance 2022-07 Responsible Contractors Ordinance and submit detailed documentation demonstrating their qualifications to perform this specialized work. A 5% bid bond is required from all bidders. The solar installation design has been structurally analyzed and approved for the library's existing roof, which comprises steel trusses, steel beams, and a single-ply membrane roof system capable of supporting the additional load of 4 to 8 psf from the solar panels. The system will be integrated with the library's existing electrical infrastructure, connecting to a 500 kVA transformer and main distribution panel and adhering to the 2023 National Electrical Code and Michigan Electrical Code. Standard City of Royal Oak contract terms apply, including required insurance coverage (Commercial General Liability up to $5,000,000, Umbrella or Excess Liability of $3,000,000, Automobile Liability of $1,000,000, and Workers' Compensation Insurance), Performance and Maintenance Bonds, and Hold Harmless and Contractor's Affidavit requirements. The specific award value or budget range for this project has not been disclosed in the available documents.