Dewey Square Tunnel

The Dewey Square Tunnel in Boston, Massachusetts, is part of Interstate 93, running under the heart of the city's financial district, including Dewey Square. Built in 1959, it was part of Boston's Central Artery freeway construction project of the 1950s. Known to locals as the South Station Tunnel, the Dewey Square Tunnel is of cut-and-cover design, and originally was six lanes wide, with no breakdown lanes.

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1959 

Wikimedia, Wikidata
Massachusetts Department of Transportation, road tunnel, United States, 

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Location: 42.3483, -71.0575, KML, Cluster Map, Maps,
12 places

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  Big Dig ⓘ
  highway project

• 

  Callahan Tunnel ⓘ
  tunnel in Boston

• 

  Fort Point Tunnel ⓘ
  road tunnel in Boston, Massachusetts

• 

  Prudential Tunnel ⓘ
  tunnel in Boston, Massachusetts

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  South Boston CSO Storage Tunnel ⓘ
  

• 

  Tremont Street Subway ⓘ
  Boston subway tunnel

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  Winter Street Concourse ⓘ
  pedestrian tunnel in Boston, Massachusetts

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  Walden Street Cattle Pass ⓘ
  

• 

  Sumner Tunnel ⓘ
  tunnel in Boston

• 

  Dewey Square Tunnel ⓘ
  tunnel in Massachusetts

• 

  Ted Williams Tunnel ⓘ
  tunnel in Boston

• 

  Thomas P. O'Neill Jr. Tunnel ⓘ
  tunnel in Boston

1959-01-01T00:00:00Z

1959-01-01T00:00:00Z

1959 Dewey Square Tunnel

1857-01-01T00:00:00Z

1857-01-01T00:00:00Z

1857 Walden Street Cattle Pass

1934-01-01T00:00:00Z

1934-01-01T00:00:00Z

1934 Sumner Tunnel

1995-01-01T00:00:00Z

1995-01-01T00:00:00Z

1995 Ted Williams Tunnel

2003-01-01T00:00:00Z

2003-01-01T00:00:00Z

2003 Thomas P. O'Neill Jr. Tunnel

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Frameless

Dewey Square Tunnel postcard

Big Dig construction 589.agr

Thomas P O'Neill Jr Tunnel entrance

Boston Tunnel Entrance

Essex Street emergency exit from Dewey Square Tunnel, April 2023

Type	Subtype	Date	Description	Notes	Source
site	tunnel		Big Dig	tunnel, transport megaproject, controlled-access highway	Wikidata
site	tunnel		Callahan Tunnel	Massachusetts Department of Transportation, road tunnel	Wikidata
site	tunnel		Fort Point Tunnel	tunnel	Wikidata
site	tunnel		Prudential Tunnel	Massachusetts Department of Transportation, road tunnel	Wikidata
site	tunnel		South Boston CSO Storage Tunnel	tunnel	Wikidata
site	tunnel		Tremont Street Subway	subway tunnel	Wikidata
site	tunnel		Winter Street Concourse	pedestrian tunnel	Wikidata
site	tunnel	1857	Walden Street Cattle Pass	tunnel	Wikidata
site	tunnel	1934	Sumner Tunnel	Massachusetts Department of Transportation, road tunnel	Wikidata
site	tunnel	1959	Dewey Square Tunnel	Massachusetts Department of Transportation, road tunnel	Wikidata
site	tunnel	1995	Ted Williams Tunnel	Massachusetts Department of Transportation, road tunnel	Wikidata
site	tunnel	2003	Thomas P. O'Neill Jr. Tunnel	Massachusetts Department of Transportation, road tunnel	Wikidata
commons	image		Dewey Square Tunnel postcard		Commons
commons	image		Big Dig construction 589.agr		Commons
commons	image		Thomas P O'Neill Jr Tunnel entrance		Commons
commons	image		Boston Tunnel Entrance		Commons
commons	image		Essex Street emergency exit from Dewey Square Tunnel, April 2023		Commons