Herrenknecht AVN1200 breakthrough for TENP project in Kehl, Germany
Herrenknecht AVN1200 breakthrough for TENP project in Kehl, Germany from Herrenknecht official media release information at https://www.herrenknecht.com/en/newsroom/pressreleasedetail/breakthrough-on-the-pipeline-construction-site-in-kehl/CRCHI World's Largest Diameter Vertical TBM for shaft boring
World's Largest Diameter Vertical Tunnel Boring Machine for shaft boring Made in China by CRCHI. http://en.crchi.com/art/2023/6/16/art_40592_4586039.html
cover tunnel photo by: Matt Brown from London, England / CC BY
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