DC Water took a major step Tuesday in the Potomac River Tunnel Project, lowering the cutterhead for ‘Mary,’ the tunnel boring ...

D.C. Water is making progress with an initiative that aims to clean up the District’s waterways — the Potomac River tunnel project.

The Gateway Development Commission marked a major milestone for the Hudson Tunnel Project, announcing at its Dec. 15 board meeting that manufacturing and factory testing of the first two tunnel boring ...

The report found that Amtrak has successfully advanced three significant near‑term responsibilities in support of the project, but the company could do more to protect its ...

An appeals court has rejected a California agency's plan to issue bonds to pay for a proposed water tunnel in the ...

The Hudson Tunnel Project received a Full Funding Grant Agreement of $6.88 billion from the Federal Transit Administration, plus an additional $4.06 billion in loans from the Build America Bureau. The ...

Once the new Gateway rail tunnel opens in 2035, train travelers commuting on the busiest stretch of passenger rail in the Western Hemisphere will think little of the $16 billion underwater, invisible ...

Hudson River Ground Stabilization project is mixing lightweight concrete into the soil beneath the Hudson River to reinforce the riverbed, a Gateway Tunnel Project in New York City, New York on ...

The 14.25-kilometer Chongming-Taicang Yangtze River tunnel — featuring three vertical shafts and connects Shanghai's ...

Despite complications including a run-in with an abandoned anchor, workers are now back at it, constructing the Chesapeake Bay Bridge-Tunnel‘s second tunnel across the Thimble Shoal Channel. As of ...