Call 001 612004-133792

The Massachusetts Department of Transportation is seeking a Design-Build contractor for the Mystic River Bicycle and Pedestrian Bridge project in Everett and Somerville, Massachusetts, under solicitation number 612004-133792, with proposals due by June 26, 2026. The project involves constructing a 1,270-foot bridge connecting Draw Seven Park and Assembly Square in Somerville to the Encore Resort in Everett, forming a critical link in the Mystic Greenways trail system. The bridge will feature a steel tied arch over the navigation channel, steel through girders, and steel plate girders for approach spans, along with shared-use paths, retaining walls, landscaping, security cameras, call boxes, and comprehensive site and bridge lighting. All work must comply with MassDOT Standard Specifications, AASHTO LRFD Bridge Design Specifications, NEMA 4X and 3R electrical standards, ADAAG, and Massachusetts Architectural Access Board Regulations. The project requires adherence to federal and state environmental regulations including NEPA, Section 106 of the National Historic Preservation Act, MEPA, and the Clean Water Act, with extensive documentation including stormwater pollution prevention plans, wetland permits, and coordination with the MBTA through safety directives and operational protocols. A comprehensive construction monitoring plan must track vibration, settlement, and structural movement, and final acceptance requires approved operations and maintenance manuals for all installed systems. The solicitation follows a Best Value Design-Build selection process using a Lowest Cost Per Quality Point methodology, with project management and coordination accounting for 33% of the evaluation weight. Proposals must include both technical and price components, and successful proposers will be awarded a contract estimated at $53 million. Unsuccessful proposers who submit timely, responsive proposals are eligible for a $112,000 stipend payable within 90 days after contract execution or termination. The project includes strict confidentiality requirements under the ATC process and Attachment E, prohibits copyrighting of any work product, and declares all deliverables as works for hire belonging entirely to MassDOT. Submittals must be delivered via Dropbox with mandatory acknowledgment of all addenda, and hard copies of full-size and half-size plans are required. Key milestones include a Notice to Proceed anticipated for October 7, 2026, with Contractor Field Completion at 1,029 calendar days from NTP, Substantial Completion at 989 days, and Full Beneficial Use at