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Current and future developments; Insight from two of the world's leading TBM manufacturers

机译:当前和未来的发展; 来自世界上两家领先的TBM制造商的洞察力

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The 3.34-km (2-mile) crossing under the Bosphorus for a two-story road tunnel was completed in about 16 months. The large-diameter Mixshield (13.6 m or 45 ft) tunneled to the deepest point of 106 m (350 ft), with a prevailing water pressure of 11 bar.
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