South Coast Rail MS/NBML Commuter Rail Expansion - Middlesex Corporation

South Coast Rail MS/NBML Commuter Rail Expansion

Middleborough to New Bedford, MA
Massachusetts Bay Transportation Authority

The Middlesex Corporation (TMC) is the lead heavy civil contractor for the project which contains four major elements.

  1. The construction of approximately 25 miles of new trackway along the existing Middleborough Secondary and New Bedford Main line, right of way from Middleborough to New Bedford
  2. The construction of four commuter rail passenger stations
  3. The construction of an end of the line layover facility
  4. The construction of South Coast Rail program-wide signals and communications systems

Project Numbers


Project value

25 miles

Track work


Commuter passenger stations


Grade crossings




Peak workforce