Montague Street Tunnel

The Montague Street Tunnel is a rail tunnel of the New York City Subway under the East River between the boroughs of Manhattan and Brooklyn, connecting the BMT Broadway Line and BMT Fourth Avenue Line. The R uses the tunnel at all times, the N uses it during late nights, and during rush hours, several W trains per day in each direction use the tunnel. History Construction of the tunnel began on October 12, 1914, using a tunneling shield in conjunction with compressed air. The tunnel was designed…