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[VI-494] Three-dimensional analysis for temperature cracking countermeasures in a deep-depth shaft with cross-sectional changes in the side walls

*hidetomo kobayashi¹, naoki watanabe¹, makoto tone¹, tosiki kamikoshi², keito kakizaki² (1. TODACORPORATION, 2. Japan Railway Construction, Transport and Technology Agency)

Keywords:

Pneumatic caisson,temperature cracking,low heat,limestone,temperature stress analysis

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