シールドトンネル(5)

5:40 PM - 5:50 PM JST(8:40 AM - 8:50 AM UTC)

[VI-280] Measurement Method for Soil Density in the Chamber of Large-Diameter Shields and Tunneling Management

*Satoshi Takayanagi¹, Masaya Shimizu¹, Shinji Kushida¹, Issei Sato¹, Kaichi Mori¹, Hirotaka Aruga¹, Kenji Murata², Yousuke Onuma² (1. Kajima Corporation, 2. East Nippon Expressway Company)

Keywords:

Large diameter shield tunneling method,Excavated soil density,Radio isotope density meter