Interchange Improvements, Interstate 495 (NB & SB) at Interstate 90 (EB & WB)

A joint venture with Barletta/Aetna. Safety and geometric improvements to the Interchange of I-495 and I-90 in Hopkinton and Westborough, MA, implementing innovative solutions, including accelerated bridge construction (ABC) techniques, applied technologies, and our alternative technical concepts (ATC). Applying our extensive design and construction experience to deliver an interchange that enhances safety and operations, while navigating complex environmental permitting. We will develop construction staging and deploy smart work zone technologies to safely keep the interchange open to traffic, minimizing impacts to mobility throughout construction.