Presentation Information

[VI-889]Development of a bit for sampling test specimens of shotcrete

*Takashi Tsujioka1, Hara Keita1, Ogura Kota2, Yoshida Shinya2 (1. NISHIMATSU CONSTRUCTION CO.,LTD., 2. FUJIMORI SANGYO CO.,LTD.)

Keywords:

Shotcrete,Quality Control,Core Drill,Efficiency improvement,Drill Jumbo