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Tunnel

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The-Application-of-Self-Drilling-Rock-Anchor-in-Taihang-Mountain-Tunnel-810x528

Taihang Mountain Tunnel is currently the third longest railway tunnel in China. It has two holes and single line in each hole. This tunnel passes through the main peak of Taihang Mountain, 1,311-meter Yuexiao Mountain. The distance between two lines is 35 meters, the maximum burial depth is 445 meters, the up-link is 27,848 meters

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