Join Your Peers at Cutting Edge 2026

Innovation and practical experience meet at Cutting Edge. Join tunneling experts in Arlington, VA from November 9-11, 2026.

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We're shining the spotlight on the industry's top innovators and project teams. Who will you recognize? Nominate by Nov. 10!

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Unearth Your Potential in 2027

Your continued membership keeps you connected to the resources and network built for professionals like you.

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Help Shape the Future of UCA

Submit your nomination for the UCA Executive Committee for the Vice Chair or Supplier (or Member-at-Large)! Applications are open through Dec. 14, 2026.

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Meet the people making a difference in the industry.

See who was honored at UCA 2026 Awards in Anaheim.

Share your passion for the industry with the next generation of tunnelers.

Latest News

November 4, 2026

First mechanized tunneling under the Panama Canal...

Tunnel construction under rivers, straits and canals is one of the industry’s greatest challenges. As a rule,...

November 4, 2026

Amtrak Completes “Pause for Progress” Infrastructure...

Following an intensive nine-day construction period, Amtrak has completed its “Pause for Progress”...

November 3, 2026

Eight projects added to the UCA Tunnel Watch List...

Now in its fifth year, the UCA’s Tunnel Watch List continues to strive to increase the visibility of...

November 2, 2026

Terratec rock slurry TBM completes Mumbai’s Priority...

Terratec’s 3.85 m rock slurry tunnel boring machine (TBM) achieved its final breakthrough on Oct. 9, 2026 at...

October 27, 2026

ALCOSAN breaks ground on historic Ohio River Tunnel...

The Allegheny County Sanitary Authority (ALCOSAN) marked a historic milestone today, officially breaking...

October 19, 2026

China commerce ministry announces export controls for...

China’s commerce ​ministry said on Monday it ‌would set export controls on tunnel boring machines, a key...

October 13, 2026

Tunneling and Underground Engineering Interview with Dani...

1. What initially drew you to tunnelling and underground engineering, and which experiences confirmed your...

October 12, 2026

 Tunnel boring under the Thames completed well ahead of...

On Sept. 27, 2026, the tunnel boring machine (TBM) “Caroline” completed the tunnel under the Thames between...

October 8, 2026

Cutting Edge 2026 to explore the future of tunneling...

The Cutting Edge Conference will take place Nov. 9-11 in Arlington, Virginia, bringing together tunneling and...

October 7, 2026

WeBuild launches refurbished TBM at Grand Paris Express...

A tunnel boring machine (TBM), named Roberta will excavate approximately 7 km (4.3 miles) of tunnel as part...

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