The Official Website of The Massachusetts Department of Transportation - Highway Division

Highway Operations Center (HOC)

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Panoramic view of the HOC

The Highway Operations Center (HOC) in South Boston is MassDOT's 24/7/365 traffic management center. The mission of the Highway Operations Center is to provide a reliable and sustained means of monitoring state roadways and facilities, ensuring workplace and public safety on a 24 hour basis.

The HOC is responsible for detecting roadway incidents, receiving reports of roadway incidents, responding to facility alarms, managing security systems, and coordinating traffic operations, maintenance and emergency response activities.

The HOC manages:

  • 3,000+ miles of roadway
  • 5,000+ bridges
  • 7+ miles of tunnel
  • 850+ roadway/security cameras
  • 400+ electronic message boards
  • 215 tunnel ventilation fans
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