Take Advantage of Expert-Led Webinars

Earn Professional Development Hours (PDHs) and stay updated on cost-effective and sustainable geotechnical investigations and "digital first" tunneling.

Register Now

Mark Your Calendar for Cutting Edge 2025

Innovation and practical experience meet at Cutting Edge. Join tunneling experts in Norfolk, VA from November 3-5, 2025.

Save the Date

Connecting Talent with Opportunity

Search and apply to open positions or post jobs on UCA's Career Center, a multifaceted platform for job seekers and those looking to hire.

Visit the UCA Career Center

Inspiring Tunneling Professionals worldwide

Latest News

July 10, 2025

All 31 workers escape uninjured after tunnel collapse in ...

All 31 workers escaped without injuries from a collapsed industrial tunnel in Los Angeles’ Wilmington area, ...

July 8, 2025

Tunneling industry celebrates excellence at RETC

The global tunneling industry gathered in Dallas, TX June 9-11 for the 2025 Rapid Excavation and Tunneling ...

June 30, 2025

BART Silicon Valley Phase II receives $100 Million in ...

The Valley Transportation Authority (VTA) was awarded $100 million in state funding for BART Silicon Valley ...

June 30, 2025

DC Water completes major repairs on century old sewer ...

DC Water announced that is has completed repair work on 3-m (9-ft) diameter sewer tunnel after nearly a long ...

June 5, 2025

DC Water’s Potomac River Tunnel Project to begin ...

As part of the excavation work for DC Water’s Potomac River Tunnel Project, weekly controlled underground ...

June 5, 2025

Giant HS2 tunnelling machine to be given a new lease of ...

After completing the 3.5-mile mission to excavate the first section of the Bromford Tunnel, linking North ...

June 5, 2025

Major construction expands across entire route of 9.2-km ...

Metrolink reported that crews in Toronto began digging the tunnels that will connect the Eglinton Crosstown ...

June 3, 2025

UCA awards will be presented during RETC for the first ...

For the first time, the UCA will present annual awards during the Rapid Excavation and Tunneling Conference ...

June 2, 2025

East River Tunnel Rehabilitation project officially ...

Amtrak crews kicked off the first long-term track outage in support of the East River Tunnel Rehabilitation ...

May 22, 2025

Zlatanic elected as ITA vice president during World ...

During the 51st ITA General Assembly and World Tunnel Congress 2025 (WTC 2025) in Stockholm, Sweden Sanja ...

About UCA

Discover an association tunneling and underground construction industries.

Read More

Become a Member

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

Read More
Mentor Students & Young Professionals

Make a positive impact the future generation of tunneling professionals.

Find Out How
Make a Difference

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

Find Out How
Expand your tunneling knowledge

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

Find Out How