Presentation Information
[VI-173]Fundamental Study on Image-Based Quantification of Percussion Testing Necessity for Mountain Tunnel Linings
*Atsuya Oe1, Shimamoto Keisuke1, Masato Ukai2 (1. Railway Technical Research Institute, 2. JR Souken Information Systems)
Keywords:
tunnel,Inspection,Image of Mountain Tunnel Lining Wall,crack