List of products by author: N. Okano

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  Floor Heave in Mountain Tunnels and the Effects of Countermeasures

  Abstract: In mountain tunnels, the ground pressure on the tunnel lining increases during service, in some cases leading to the problems such as cracking of the tunnel lining and reduction of the inner space. Often deformation due to ground pressure develops very slowly over time and its development does not stop unless countermeasures are taken (Matsunaga et al., 2009). The problems include not only...

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