12 (BMT rapid transit service)

12 was the

Brooklyn-Manhattan Transit Corporation's designation for trains that used the BMT Lexington Avenue Line

. This number was used on service listings on company maps, but was never displayed on train equipment, nor were trains referred to as "12 trains" in the manner of the current system, but were called Lexington Avenue Line trains.

The

168th Street

.

Between 1925 and 1931, all rush hour service was extended to 111th or 168th Street. In addition, some afternoon rush hour trains were added between

Sands Street

(on the Brooklyn side of the Brooklyn Bridge) and 111th Street.

By 1937, normal service had been truncated to the Brooklyn side of the bridge; rush hour trains still crossed the bridge to Park Row. Additionally, trains no longer ran to 168th Street, with all rush hour trains going to 111th Street. The extra afternoon rush hour trains from Sands Street to 111th Street remained.

On May 31, 1940, service was ended on the

Lefferts Avenue

.

On March 5, 1944, the

Jay Street – Borough Hall) – see List of New York City Subway transfer stations

for details.

By 1948, Fulton – Lexington Avenue trains were truncated to

Grant Avenue. The BMT Lexington Avenue Line

closed on October 13, 1950, ending all 12 service.

References

"Historical Maps". www.nycsubway.org.
"Maps and Drawings". BMT-Lines.
"B.M.T. 'El' Lines to Shift Service; City to Close 2 Sections This Week". The New York Times. May 27, 1940. p. 19.