Presentation Information

[VI-1271]Feasibility Study of New Packer System Applicable to Rough Borehole Walls for “T-DrillPacker® Jumbo” Hydraulic Pressure Measurement System using Drill Jumbo

*Sou Kumamoto1, Claudia Fujita1, Yusuke Hiratsuka1, Hiroyasu Hirayama2, Yusuke Hosoda2 (1. Taisei Corporation, 2. Fujimori Sangyo Co., LTD)

Keywords:

mountain tunnel,dill jumbo,short-length borehole,hydraulic pressure,packer system