Park Avenue Tunnel (roadway)

Park Avenue Tunnel
(Murray Hill Tunnel)

A taxi heads into the tunnel heading North (2011)
Overview
Location	Manhattan, New York
Coordinates	40°44′56″N 73°58′48″W / 40.74889°N 73.98000°W / 40.74889; -73.98000
Route	Northbound Park Avenue
Start	East 33rd Street (entrance ramp) East 34th Street (entrance portal)
End	East 40th Street (exit ramp) East 39th Street (exit portal) (all traffic must continue to East 46th Street)
Operation
Opened	1834; 190 years ago (1834)
Owner	New York City
Operator	New York City Department of Transportation
Traffic	Cars (formerly trains and street cars)
Technical
Length	5 blocks, approximately 0.25 miles (0.40 km)
No. of lanes	1
Operating speed	35 mph (56.33 km/h)
Tunnel clearance	8 feet 11 inches (2.72 m)
Width	16 feet (4.88 m)

The Park Avenue Tunnel, also called the Murray Hill Tunnel, is a 1,600-foot-long (488 m) tunnel that passes under seven blocks of Park Avenue in Murray Hill, in the New York City borough of Manhattan. Traffic used to travel northbound from 33rd Street toward the Park Avenue Viaduct. The tunnel is under the jurisdiction of the New York City Department of Transportation. It is designed to carry one lane of northbound car traffic from East 33rd Street to East 40th Street. From 40th Street north, traffic must follow the Park Avenue Viaduct around Grand Central Terminal to 46th Street. The vertical clearance is 8 ft 11 in (2.72 m).

The IRT Lexington Avenue Line of the New York City Subway, carrying the 4, ​5, ​6, and <6> trains, runs parallel to the Park Avenue Tunnel in two tunnels below it.^[1]