Interstate 93 HOV lane (north of Boston)

During your morning commute to Boston on I-93 SB, you may be able to drive in the HOV Lane within peak traffic hours.

Table of Contents


  • Open to southbound HOV traffic Monday – Friday, 6 a.m.–10 a.m.
  • During non-HOV hours, this lane is open for all vehicles
    • This includes vehicles with only 1 passenger

Vehicle Restrictions

  • Open to vehicles less than 5 tons with 2 or more occupants
  • Open to buses and motorcycles
  • Nothing-in-tow allowed
  • No hazardous materials allowed at any time


  • Starts near Mystic Avenue in Medford (Exit 21)
  • Ends at the Leonard P. Zakim Bunker Hill Bridge in Boston
  • 2.6 miles long

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