The Tremont Street subway in Boston's MBTA subway system is the oldest subway tunnel in North America and the third-oldest still in use worldwide to exclusively use electric traction, opening on September 1, 1897. With the tunnels construction authorized by the General Court, its construction was supervised by Howard A. Carson as chief engineer. Its primary objective was to get streetcar lines off the traffic-clogged streets instead of as a true rapid transit line. It now forms the central part of the Green Line, connecting Boylston Street to Park Street and Government Center stations.
The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
On September 1, in the year 1897, The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America. This event is recorded as a Historical Events event in the history of September 1, one of 403 recorded events on this date across all of history.
Key Facts
- This event took place on September 1, 1897 (AD era).
- It is categorised as a Historical Events event in recorded history.
- Referenced in 2 Wikipedia articles.
- The event is associated with a specific geographical location (see map below).
- Wikipedia source last updated on 23 August 2026.
On This Date in History 403
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
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