MBTA key bus routes
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Key bus routes of the Massachusetts Bay Transportation Authority system were the 15 routes that had high ridership and higher frequency standards than other bus lines, according to the 2004 MBTA Servi
Route 1, which runs on Massachusetts Avenue, is one of the busiest MBTA bus routes, with service every 8 minutes during rush hour
A route 15 bus at Nubian station in 2024
A route 28 bus at Nubian station in 2024 with its headsign advertising the fare-free program
Route 39 bus on Centre Street in 2017
Green Line A branch
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The A branch or Watertown Line was a streetcar line in the Boston, Massachusetts, area, operating as a branch of the Massachusetts Bay Transportation Authority Green Line. The line ran from Watertown
MBTA key bus routes
…instead extended to Union Square. The 57 Watertown Yard–Kenmore Station route passes through Boston, Newton and Watertown. It is the replacement for the Green Line A branch service which was discontinued in 1969. Route 57 was formerly one of the few routes that ran limited-stop service in the Boston city limits (no pickups…
An A branch streetcar on Cambridge Street in 1968
A route 57 bus at Union Square, Allston, in July 2021
A 1910 postcard of two streetcars at the Public Garden incline. The left car is bound for Watertown via North Beacon Street; the right is bound for Park Street from Union Square.
The A branch ran in mixed traffic for much of its length, causing it to be slow and unreliable.