The $8.7 billion Access to the Region's Core (ARC) Mass Transit Tunnel, America's largest transit infrastructure project, is moving rapidly into construction with shovels in the ground on the project's first contract and bids for two major tunneling contracts to be taken later this year. Here NJ Transit provides an overview of the projectrnThe $8.7 billion Access to the Region's Core (ARC) Mass Transit Tunnel will be a historic step forward for mobility in the increasingly congested New Jersey-New York region. The project's new 9-mile (14.5km) long twin-track line will double commuter rail capacity under the Hudson River between the two states and create a new, state-of-the-art, 2245ft (6.85m) long × 96ft (29m) wide station cavern in Midtown Manhattan.
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