Warren — Installation of a new flashing beacon and all-way stop at the intersection of Route 235 (Ridge Road) and Old Augusta Road in the Town of Warren.

The Maine Department of Transportation is soliciting bids for the installation of a new flashing beacon and all-way stop at the intersection of Route 235 (Ridge Road) and Old Augusta Road in the Town of Warren, Maine. This federally aided construction project falls under NAICS code 237310 and is governed by the State of Maine DOT Standard Specifications, March 2020 Edition, along with applicable federal regulations including 23 CFR Part 635, 29 CFR Part 3 (Davis-Bacon Act), and 41 CFR Part 60-4 (Equal Employment Opportunity). The contract requires full compliance with safety, labor, and environmental standards, including certified payroll submissions, adherence to wage determinations, and maintenance of records for three years post-completion. Contractors must provide 100% Performance and Payment Surety Bonds, maintain a minimum of 30% self-performance of the original contract value using their own workforce, and obtain written approval prior to subcontracting any work. All specialty items requiring unique equipment or expertise are exempt from the self-performance requirement but must still flow down prime contract obligations. The scope of work includes all construction activities necessary to implement the traffic control improvements at the specified intersection, with inspection and acceptance conducted both on-site and at the MaineDOT Laboratory using AASHTO testing methods such as T 27, T 11, T 255, and others to verify material compliance with gradation, density, and asphalt binder content criteria. The State of Maine DOT reserves the right to inspect all work and conduct samples during production and placement phases, with final acceptance determined by government inspectors. Contractors must follow MUTCD standards for sign retroreflectivity and utilize materials such as galvanized anchor rods, dielectric coatings, IP-67 rated connectors, and epoxy-coated aluminum to ensure long-term durability. While no explicit contract value is provided, pricing is structured as lump sum line items including plain riprap, loam, flagger hours, mobilization, and maintenance of traffic. Bids must be submitted by August 5, 2026, via electronic or paper formats, with required documentation including the Schedule of Items, Special Provisions, Contract Agreement, Bid Bond, and compliance certifications. The contract includes anti-retaliation protections for labor complainants, compliance with the Build America, Buy America Act, and Disadvantaged Business Enterprise participation requirements under 49 CFR Part 26. No contracting officer’s representative or