Original Paper (Vol.59 No.3)

Effect of Surrounding Environment on Subcritical Crack Growth Index and Long-Term Strength for Rock
Yoshitaka NARA, Toshifumi IGARASHI, Naoki HIROYOSHI, Tetsuro YONEDA and Katsuhiko KANEKO	180
Study on Application of Digital Image Measurement Method to Monitoring System for Tunnel Construction Management
Satoshi NISHIYAMA, Yuzo OHNISHI, Meiji RYU and Takumi NAKAI	186
A Study on Moisture Infiltration of Subsoil in a Slope due to Tropical Rainfall
Hiroyasu OHTSU, Yohei HOTTA, Suttisak SORALUMP and Tomonari NIIMURA	192
Numerical Simulation of Effects of Slope Micro-Topography on Rockfall Trajectories
Tsuyoshi NISHIMURA, Tsuyoshi FUKUDA and Hideo KIYAMA	199
Numerical Simulation of Laboratory Coupled Shear-Flow Tests for Rock Fractures
Tomofumi KOYAMA, Takahiro TSUKAHARA, Takuma MATSUMOTO, Yujing JIANG and Bo LI	205
Shear Strength and Permeability Evolution during Shear-Holding in Single Rock Fracture
Shinichiro NAKASHIMA, Yuta KAWAGUCHI, Kiyoshi KISHIDA, Hideaki YASUHARA, Takao YANO and Takashi HOSODA	211
Effects of Particle Number and Size Distribution on Macroscopic Mechanical Properties of Rock Models in DEM
Hiroyuki SHIMIZU, Sumihiko MURATA and Tsuyoshi ISHIDA	219
A New Development of Coupled Diffusion, Seepage and Consolidation Problem of Multi-Component Mixture in Saturated Porous Media
Yasuaki ICHIKAWA, Shoko TACHIBANA, Jung-Hae CHOI, A.P.S. Selvadurai	227