山岳トンネル (8)

[VI-780] Verification of prediction of the geological conditions ahead of tunneling faces by 3D seismic reflection survey

*Tomoyuki Suzuki¹, Suguru Shirasagi¹, Keisuke Kurihara¹, Saki Kurokawa¹, Akihiro Shigenaga¹, Junichi Yamazaki², Shotaro Take² (1. Kajima Corporation, 2. Kurobegawadenryoku Co., Ltd.)

Keywords:TBM method, three dimensional, seismic reflection survey, poor ground, machine parameter