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  • Be A Part of UCA's First Ever Virtual Event

    Young Members

    We are excited to offer you this new opportunity to be a part of UCA’s first-ever virtual event.

    Now in a new digital format, NAT has been re-created as NATWeek, a NEW week-long virtual experience.

    From June 7-10, 9 am – noon EST daily, registrants will be provided access to many of the same technical programs from NAT 2020 (without having to navigate through complicated travel restrictions).

    Registrants can also expect:

    • 2 hours of sessions daily, with a live Q&A panel rounding each day
    • Virtual tradeshow
    • PDH credit*
    • NAT eBook Proceedings
    • Recordings of NATWeek sessions

    Many of our Young Members are time-sensitive professionals. With this in mind, we designed NATWeek to deliver the most recent industry information directly to you in a compact & efficient time frame.

    Register now and access content that can only found during NATWeek.

    For questions, email: cs@smenet.org.

The History of Tunneling in the United States

Tunnels have been built for 200 years to solve some of society’s most pressing and dangerous problems. And yet the public rarely understands the complexity of boring through the earth under urban skyscrapers or the danger of burrowing under rivers, lakes, and oceans. This smartly told, beautifully illustrated book, by the construction experts who know the underground world better than anyone, gives tunnels their long-deserved due.

The History of Tunneling in the United States

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View from a drone inside the SR 99 tunnel

Just a few days before the SR 99 tunneling machine started tunneling under the Alaskan Way Viaduct, the Washington State Department of Transportation flew a video-equipped drone through the SR 99 tunnel to show Seattle Tunnel Partners’ construction progress.

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