After passing under the Panama Canal, the TBM broken through to the future Balboa metro station
Members of the Herrenknecht team at the successful intermediate breakthrough to the future Balboa metro station | Credits: Herrenknecht
On February 2, 2026, the construction consortium HPH reached an important milestone with the giant, 13.5m diameter Herrenknecht TBM after passing under the Panama Canal: the breakthrough to the future...
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