Presentation Information
[VI-1218]Development of tunnel face monitoring system vehicle
*Hirofumi Miyahara1, Koyama Maki1, Hanazaki Ryo1, Miura Masaya2, Sakata Hiroaki3, Maeda Yuichi3 (1. MAC co.,ltd., 2. Tokyu Construction Co., Ltd., 3. Rent Co., Ltd.)
Keywords:
rock fall,tunnel face supervisor,safety,NATM