Presentation Information
[III-16]Example of geological investigation in a masonry side tunnel in service
*Yukihiro Kawada1, Ryo Nagayama1, Taisei Shinohara1, Yusuke Shimmyo1, Yuki Motomura1 (1. Central Japan Railway Company)
Keywords:
tunnel,horizontal boring,rock test,schmidt rock hammer
Comment
To browse or post comments, you must log in.Log in