Union — Remove the Existing Flashing Beacon and Replace with a Traffic Signal in the Town of Union.

The Maine Department of Transportation is soliciting bids for Federal Project No. 028428.00, which involves the removal of an existing flashing beacon and the installation of a fully actuated traffic signal control system in the town of Union, Knox County. The project is located at the intersection of Heald Highway (Route 17/Route 131/Route 235), Town House Road (Route 235), and Sennebec Road. The scope of work includes the installation of an ATC signal cabinet, MMU, detection systems, signal heads, and remote communication via VPN to a central management system. The contractor is responsible for all supervision, labor, equipment, and materials, as well as construction quality control, system start-up, and acceptance testing. Bids are due by 11:00 A.M. on October 7, 2026, and must be submitted via the bids.com website or delivered to the MainEDOT Building in Augusta. Requirements for submission include a 5% bid bond, a completed Disadvantaged Business Enterprise Utilization Plan, and a Bidder's List Form. The successful bidder must demonstrate previous successful completion of projects of similar size and scope and provide performance and payment bonds totaling 100% of the contract price. The work must adhere to the March 2026 Edition of the Standard Specifications and Standard Details, and the contractor must comply with Title VI civil rights laws and the Davis-Bacon Act. Key line items for the project include common excavation, metallic and non-metallic conduit, ground-mounted cabinet foundations, and extensive traffic control measures including flaggers and portable changeable message signs.