Concourse Tunnel
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| Concourse Tunnel | |
| Carries | 3 tracks of the B and D trains of the New York City Subway |
|---|---|
| Crosses | Harlem River |
| Locale | Manhattan and the Bronx, in New York City |
| Maintained by | Metropolitan Transportation Authority |
| Opening date | 1933 |
The Concourse Tunnel carries the B and D trains of the New York City Subway under the Harlem River between the boroughs of Manhattan and the Bronx, in New York City.
| Crossings of the Harlem River | |||
|---|---|---|---|
| Upstream High Bridge |
Concourse Tunnel  |
Downstream Macombs Dam Bridge |
|
