Opportunity

Massport #Y42CN01

Design-build Services for MBTA Red Line Hi-Rail Access Tunnel

Posted

April 15, 2026

Respond By

May 05, 2026

Identifier

Y42CN01

NAICS

237990

This opportunity seeks qualified firms to provide design-build services for the Red Line Hi-Rail Access Tunnel project for the Massachusetts Bay Transportation Authority (MBTA) in Middlesex County, Massachusetts. - Government Buyer: - Massachusetts Bay Transportation Authority (MBTA) - Scope of Work: - Complete design and construction of a new access point to the Red Line, northwest of the Charles River - Construction of a 15-foot wide paved access road and a boat section ramp - Installation of a new tunnel structure within a support of excavation system - Connection of the new tunnel to the existing tunnel - Installation of security and electrical systems - Compliance with all environmental and regulatory requirements - Funding and Value: - Estimated contract value is approximately $42 million - Project is funded with non-federal funds - OEMs and Vendors: - No specific Original Equipment Manufacturers (OEMs) or vendors are named in the solicitation - A list of firms precluded from participating is provided as an attachment - Notable Requirements: - Complex construction and engineering - Environmental compliance and coordination with regulatory agencies - Security and electrical system integration - Place of Performance: - Middlesex County, Massachusetts (MBTA Red Line, northwest of the Charles River)

Description

This solicitation is for design-build services to create a new access point to the Red Line northwest of the Charles River, improving delivery of equipment, labor, and materials into the tunnel. The project includes designing and constructing a 15-foot wide paved access road, a boat section ramp, and a new tunnel structure with support of excavation. Work also involves connecting the new tunnel to the existing tunnel, installing security and electrical systems, and ensuring compliance with environmental and regulatory requirements. The estimated contract value is approximately $42 million, funded with non-federal funds.

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