MBTA B Branch

The Green Line B Branch (often shorted to the B branch, Comm ave line, or BC line) is a branch of the green line running from downtown Boston, MA to the Lake Street loop (near Boston College's Newton Campus).

Route Description

The route runs underground (in cut-and-cover tunel) between Government Center and Kenmore, surfacing just east of Blandford St. Trains then run in an at grade median to Boston College.

Route Diagram

Station	EB Chain	WB Chain	Notes / Connections
Government Center			Green Line: D Branch / E Branch Blue Line MBTA Bus: 354
Park Street			Red Line Silver Line: SL5 MBTA Bus: 43 At Downtown Crossing: Orange Line MBTA Bus: 7, 11, 501, 504, 505
Boylston			Silver Line: SL5 MBTA Bus: 43
Arlington			MBTA Bus: 9, 10, 55, 504, 505
Copley			MBTA Bus: 9, 10, 39, 55, 504, 505 At Back Bay: Framingham/Worcester Line Needham line Franklin/Foxboro Line Providence/Stoughton Line
Hynes Convention Center			MBTA Bus: 1, 55
Kenmore			MBTA Bus: 8, 19, 57, 60, 65 At Lansdowne: Framingham/Worcester Line
Blandford Street			MBTA Bus: 57
Boston University East			MBTA Bus: 57
Boston University Central			MBTA Bus: 47, 57, CT2
University Road			Closed 1975
Amory Street			MBTA Bus: 57
Babcock Street			MBTA Bus: 57
Packards Corner			MBTA Bus: 57
Fordham Road			Closed April 20 2004
Harvard Avenue			MBTA Bus: 66
Griggs Street
Allston Street
Warren Street
Summit Avenue			Closed April 20 2004
Washington Street			MBTA Bus: 65
Mount Hood Road			Closed April 20 2004
Sutherland Road
Leamington Road			Closed June 21 1980
Chiswick Road
Chestnut Hill Ave			MBTA Bus: 86
South Street
Greycliff Road			Moved from Foster Street around 1970, closed April 20, 2004
Boston College

B Branch
Green Line (MBTA)
Locale	Boston
Termini	Boston College <> Government Center
Stations	23
Type	Light rail
Rolling stock	Type 7, Type 8, Type 9
Opened	1896
Line length	6.6 mi (10.6 km)
Track gauge	4 ft 8.5 in (1,435 mm)
Electrification	600 V DC overhead