The City of Nashua, New Hampshire, through its Division of Public Works, is seeking qualified construction firms to bid on the Walnut Street Oval Traffic Flow & Signals Project, located in Hillsborough County. The project, identified as NHDOT Project No. 41586A, involves comprehensive traffic infrastructure improvements including lane modifications, pavement resurfacing, signal upgrades, and intersection reconfigurations at multiple downtown streets including West Pearl Street, Main Street, Walnut Street, Central Street, Factory Street, and related intersections. Key project deliverables include installing high-visibility crosswalk markings, implementing new traffic signal systems with LED heads and video detection, modifying intersection configurations, and performing pavement cold planing and repaving operations. The project is divided into four construction phases, with modifications to traffic flow, signalization, and roadway infrastructure. A non-mandatory pre-bid meeting was scheduled for December 4, 2025, at 10:00 AM, with bidder questions due by December 11, 2025, at 3:00 PM. Formal bids are due January 8, 2026, at 3:00 PM, with substantial completion required by August 14, 2026, and final completion by September 30, 2026.
Bidders must be prequalified on the NHDOT Contractor's List and demonstrate satisfactory performance history with the City of Nashua. The contract includes federal compliance requirements under the Federal Highway Administration, including Build America, Buy America Act (BABA) provisions mandating domestic sourcing of iron, steel, and construction materials. Disadvantaged Business Enterprise (DBE) participation is encouraged, and subcontractors representing 5% or more of the prime bid must be identified. Financial requirements include a 5% bid bond, performance and payment bonds equal to the contract price, and specific insurance coverage including $1,000,000 per occurrence General Liability and $1,000,000 combined single limit Motor Vehicle Liability. The project is subject to Davis-Bacon and New Hampshire prevailing wage determinations. Liquidated damages of $1,000 per calendar day will be assessed for delays beyond the substantial completion date. While no specific budget range was explicitly stated, the comprehensive nature of the infrastructure improvements suggests a significant municipal investment in traffic and safety infrastructure improvements.