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