DB Red Line Hi-Rail Access Tunnel

Location: Massachusetts
Posted: Mar 27, 2026
Due:
Agency: Massachusetts Bay Transportation Authority
Type of Government: State & Local
Category:
  • 15 - Aircraft and Airframe Structural Components
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DB Red Line Hi-Rail Access TunnelProject Description

MBTA Contract No. Y42CN01

This project will provide a new access point to the Red Line at Alewife Station. The MBTA Red Line subway northwest of the Charles River operates in a below grade tunnel. Maintenance access is four miles from Alewife Station at the First Street gate. The existing tunnel is over 25-ft below ground surface near Alewife.

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