Evaluation of geological conditions of tunnel using drilling data of pilot tunnel excavation

Tomoaki Matsushita, Toru Miyajima, Motoi Hashimoto, Kazuyuki Kuriyama, Takafumi Kawamoto, Katsunori Yokoi, Fuminobu Teramura

[III-37] Evaluation of geological conditions of tunnel using drilling data of pilot tunnel excavation

〇Tomoaki Matsushita¹, Toru Miyajima¹, Motoi Hashimoto¹, Kazuyuki Kuriyama¹, Takafumi Kawamoto¹, Katsunori Yokoi¹, Fuminobu Teramura¹ (1.Kajima corporation)

Keywords:tunnel, pilot tunnel, Automatic Drilling Jumbo, drilling data, evaluation of geological conditions

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[III-37] Evaluation of geological conditions of tunnel using drilling data of pilot tunnel excavation