Advance Your Career at NAT 2026

Put yourself in a position to advance your future at the 2026 North American Tunneling Conference this June in Anaheim, CA.

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Attend NAT 2026 on Scholarship

If you are interested in a career in underground engineering, we can help you get there. Apply by March 29.

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Explore Our New Tunnel Watch List

Spotlighting the most important tunneling and underground construction projects in the United States.

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Learn how to get involved with UCA.

Meet the people making a difference in the industry.

Search the webinar library for live online learning or on-demand.

Latest News

February 21, 2026

Hudson tunnel construction to resume after funding is...

Construction on the massive $16 billion Hudson Tunnel Project will resume next week after the Trump...

February 16, 2026

World Tunnel Congress returns to North America for first...

From May 15-21, the Tunnelling Association of Canada will host The World Tunnel Congress (WTC) in Montreal,...

February 16, 2026

Trump administration releases $30 million of frozen...

The Trump administration on Feb. 13 released $30 million of $205 million in frozen federal funding for the...

February 12, 2026

Herrenknecht high-tech in XXL format crosses under the...

Since September 2024, a giant Herrenknecht tunnel boring machine (TBM) has been excavating a metro tunnel...

February 9, 2026

Trump administration appeals ruling on releasing New York...

U.S. President Donald Trump’s administration on Sunday appealed against a decision requiring the...

February 6, 2026

CBNA-Halmar JV continues to advance Potomac River Tunnel...

From the last week of January into the first week of February, the CBNA-Halmar JV (CHJV) team has...

About UCA

Discover an association tunneling and underground construction industries.

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Become a Member

Learn how you can meet your career goals with a membership in UCA.

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Mentor Students & Young Professionals

Make a positive impact the future generation of tunneling professionals.

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Make a Difference

Volunteer with UCA and leave an impression on the industry and community.

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Expand your tunneling knowledge

The hallmarks of tunneling professionals include adaptability, resiliency, optimism, and management of change.

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