As Mary the tunnel boring machine nears the home stretch of her round-trip beneath Hampton Roads harbor, another TBM has wrapped up its role in expanding another of the region’s historic bridge ...

Chessie, the newly named tunnel boring machine for the Thimble Shoal Parallel Tunnel project on the Chesapeake Bay Bridge-Tunnel, shown as it was under construction in Germany.

Chessie, a tunnel-boring machine, has completed her work on the Chesapeake Bay Bridge-Tunnel's new Parallel Thimble Shoal Tunnel. The machine removed 500,000 cubic yards of soil, and installed ...

CHESAPEAKE BAY, VA - After a more than 6,300 foot journey, the tunnel boring machine nicknamed “Chessie” has fully completed its task of excavating what is planned to become a new expanse of ...

The Chesapeake Bay Bridge-Tunnel expansion project is currently estimated to be completed by early 2028.

An expansion of the Chesapeake Bay Bridge-Tunnel (CBBT) reached a milestone this week with the tunnel boring machine “Chessie” breaking through to the end of its tunneling path.

Officials say new, potentially wider, bridge spans across the Chesapeake Bay could ease traffic snarls, particularly during busy summer months.

The tunnel boring machine known as Chessie got back to work on April 8, days before the 60th anniversary of the bridge-tunnel’s opening on April 15, 1964.

HAMPTON ROADS, Va. (WAVY) — It’s one of the greatest engineering marvels, and for many years, the Chesapeake Bay Bridge-Tunnel was the longest bridge-tunnel crossing in the world. Now, it’s ...