It is dug through surrounding soil, earth or rock, or laid under water, and is usually completely enclosed except for the two portals common at each end, though there may be access and …

Dec 19, 2025 · Tunnels and underground excavations, horizontal underground passageway produced by excavation or occasionally by nature’s action in dissolving a soluble rock. Tunnels …

In 2023, we carried more traffic than any bridge and tunnel authority in the nation—more than 336 million vehicles. Surplus revenues from our tolls help support MTA public transit services.

Jan 9, 2015 · The meaning of TUNNEL is a covered passageway; specifically : a horizontal passageway through or under an obstruction. How to use tunnel in a sentence.

Jul 31, 2025 · A tunnel is a horizontal or slightly inclined underground passage. Learn about the definition, components, and types of tunnels, including hydraulic and traffic tunnels.

TUNNEL definition: an underground passage. See examples of tunnel used in a sentence.

TUNNEL meaning: 1. a long passage under or through the ground, especially one made by people: 2. the long passage…. Learn more.

The construction of the new $16 billion, 2.4-mile Hudson River Rail Tunnel is part of Phase 1 of the Gateway Program, a comprehensive investment program that will improve and expand rail …

In general, tunnels are at least twice as long as they are wide and are completely enclosed on all sides, save for the openings at each end. A tunnel may be used by pedestrians, cyclists, motor …

The construction of a two-track Hudson River rail tunnel between Bergen Palisades in New Jersey and New York Penn Station in Manhattan, N.Y.