In the spring of 2025, Hiroshima quietly became the site of a technological first that may reshape Japan’s approach to infrastructure: a massive Robbins-built slurry tunnel boring machine (TBM), ...
On a flat, windswept green plain north of Hamburg in the state of Schleswig-Holstein, Germany, a Herrenknecht tunnel boring machine is now 200 meters deep into burrowing under the Elbe River estuary.
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