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India's longest rail tunnel driven by German boring machines -- Shiv, Shakti

By Lutz Genscher 2 days ago

made by Herrenknecht.

https://www.ptinews.com/story/national/india-s-longest-rail-tunnel-driven-by-german-boring-machines----shiv-shakti/2522521

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cover tunnel photo by: Matt Brown from London, England / CC BY

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