山岳トンネル(8)

2:20 PM - 2:30 PM JST(5:20 AM - 5:30 AM UTC)

[VI-1285] Construction of a mountain tunnel using the ground replacement method in diluvial formation intersected by the tunnel

*Taro Takanami¹, Satoshi Hayashi¹, Naoki Kandou¹, Tomofumi Yokoyama², Yuki Tsukamoto² (1. Shimizu corporation, 2. East Nippon Expressway Company Limited)

Keywords:

Ground replacement method,Soil cement,Measurements B,Early closure,Self-propelled soil improvement machine