June 2018
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Energy
Rehabilitation of tunnels: An owner’s perspective
Since ancient times, storing and conveying water via underground water systems and tunnels has been touted for its strategic advantages.…
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Transportation
The future of transit tunneling in Washington, D.C.
By the time the latest expansion of the Washington Metropolitan Area Transit Authority (WMATA) system, known locally as Metro and…
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Emerging Tech
Use of innovative techniques and tools on a massive tunnel project
Workers use a Brokk 400D with a TEI 350 rock drill to drill through a tunnel wall. Crews used the…
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