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Proceedingsof

the 30 th Symposium ofRock Mechanics

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Proceedings of the 30 th Symposium on Rock Mechanics

CONTENTS

Papers

(1) Dissipation Energy Evaluation During Tunneling 1

Masao NISHIMURA, Hitoshi MASUI, Akira KITAZUMI and Toshiaki SAITO

(2) A Diffusion Probrem m Bentonite Clay by Using Homgenization Method 8

Naoki FUJII. Yasuaki ICHIKAWA, Takafumi SEIK1

(3) Development of New Shear-Flow Coupling Test Apparatus and Flow Simulation in Rock Joint

by Using Geographic Information System(GIS) 15

Yasuhiro MITANI, Tetsuro ESAKI, Senchiro TANAKA, Yoshinon WADA

(4) 3-Dimensional Modeling and Stability Analysis of Rock Slopewith Two Sets of Uneven Discontinmous Surface 22

Toshihiko USUI, Tetsuro ESAKI, Xiaobing ZHANG, Yasuhisa KOGA

(5) Study on Mechanical Improvement of Rock Masses by Grouting InjectionUsing Borehole Hammer Test 29

Testuo IGARI, Kohkichi KIKUCHI, Yoshitada MITO, and Yoshiyuki NOZAWA

(6) Characterization of Strength and Deformation Behavior of Soft Rock

Exposed to Alternated Dry and Wet Under Constant Stresses 36

Harushige KUSUMI, Chikao MATSUSHITA, Toshio KATAE and Lazuniko NISHIDA

Technical Reports

(1) Theoretical Study on the Mechanical Behavior of Underground Structures

Subjected to Vertical Oscillations • 43

Koji UENISHI, Shunsuke MIZOGUCHI and Shunsuke SAKURAI

(2) MBC Analysis of Large Scale Tunnel and Evaluation of Rock Mass Behavior 48

Hidenon YOSHIDA, Hideyuki HORII and Yoshie YOKOZAWA

(3) Effect of Each Parameter in MBC Analysis for Large Underground Cavern Excavation 53

Takeo KANEKO, Hideyuki HORII, Hidenon YOSHIDA and Toshihiro KOYAMA

(4) Modeling of Generation and Progress of New Cracks in Discontinuous Rock Masses 58

Mitsuo NAKAGAWA, Yujing JIANG and Tetsuro ESAKI

(5) Comparative Study ofRock Support System Design Practice for Large-scale UndergroundExcavations in Japan and Some Other Countries • •* 63

Ming Cai, Yoshiaki TASAKA, Haruhiko UNO and Toshihiro KOYAMA

(6) The Behavior of Trapped air in a Small Testing Chamber for Comprised An Energy Storage 68

- Making of Tank Table by Measuring the Shape of the Chamber -

YojiroIKEGAWA, Kameichiro NAKAGAWA, Takumi SHIDAHARA

(7) Consideration About Results If Survey of The Cavern and Physical Properties of Surrounding Rock Mass

in CAES-G/T Underground Atr Storage Cavern 73

Yashinon NAKAYAMA, Shingo TAKAGI, Yoshihiro GODA

(8) Characteristics of rock slaking and step for Construction in (CAES-G/T)

Underground Air Storage Cavern • 78

Takashi TSUZAKI, SeijiHONGO, Shingo TAKAGI, Yoshihiro GODA

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(9) Estimation of Rock Properties in Underground Site (CAES-G/T)by Back Analysis Using Two Layers Model 83

Akitomo NAKANISHI, Kazuhiro FUKUDA, Yoshinori NAKAYAMA, Yoshihiro GODA

(10) The Behaviors of Discontinuities at Two Large Rock Caverns 88

Satoshi MORI, Tugio YOSHIDA and Yoshiaki HIRAKAWA

(11) 3D Strain Softening Analysis of Rockmass Deformation Behavior of

Large- scale Underground Excavations 93

Takeshi OOMORI, Koichi TOYODA, Haruhiko UNO, Shigeki NANBU

(12) Deformational Behavior of Shallow Tunnels Considering Confinement of Foot Settlement of Steel Ribs 98

Akira KUBOTA, Yasunori ABE, Shinichi AKUTAGAWA, Shunsuke SAKURAI

(13) Stability of Underground Openings Affected by Thermal Hysteresis of High Temperatures 103

Yoshinori INADA & Naoki KINOSHITA

(14) Research on Elastic Fern for Mountain Tunnel Analysis in Respect of Stress Release Ratio 108

Akira 1NOKUMA, Yoshiyuki SHIGETA

(15) An Numerical and Experimental Study on the Failure Modes of an

Opening Underground in the Disconntinuous Rock Mass 113

Akira AIKAWA

(16) Consideration to Design ofTwin Tunnel 118

Kazuhito WAKATSUKI, Masashi SAKURAZAWA, Hiromichi TAKATORI

and Mitsutaka SUGIMOTO

(17) Study of Flow Model Comparison in Fractured Rock 123

Atsushi SAWADA, Masao SHIOTSUKI, Kiyoshi OYAMADA and Hiroyasu TAKASE

(18) Verification of a Hydraulic Fracturing Simulator Against a North Sea Case 128

Koji YAMAMOTO, Marte GUTIERREZ, Tarsuo SHIMAMOTO, Shigeyuki MAEZUMI

(19) Analysis of Hydraulic Fracturing and Heat Extracting Circulation in Hot Dry Rock Projects 133

Masataka SAWADA and Hideyuki HORII

(20) Micromechanics-Based Continuum Model for Rock Masses With Shear Failure 138

Gaku INOUE and Hideyuki HORII

(21) Quality Evaluation of Weathered Granite by Means of Neural Network 143

Yasushi FUJIWARA, Satoru KOYAMA, Masakazu AOSHIMA, Masaru SATO

(22) Suggestion of 3-D Geotechnical Interpretation Support System 148

Hiroshi WADA, Hiroshi HARA.Takashi OGAWA

(23) The Measurement Results of Rock Mass Deformability 153

Around the Mountain Tunnel by Borehole Jack Test

Seiji EBISU, Takeshi ASANO, Mitsuyoshi TAKEMOTO and Toshiali SAITO

(24) A Method to Estimate Rock Mass Classification of Enlarged Tunnel Based on TBM Machine

Data During Excavation of Pilot Tunnel 158

Hiromichi SHIROMA, Wataru AKAGI, Fumio ITO, Takuya TANI

(25) Development of Fracture Size Distribution Method Using Trace Sampling Simulation and AIC 163

Yoshimasa SHIGENO

(26) The Consideration of the Dilatancy Property of Rock Joint

Through the x Ia Constant Loading Condition Tests 168

Kiyoshi KISHIDA, Hideki YASUHARA and Toshihisa ADACHI

(27) A Study on ae Using Block Specimen 173

Tsugio YOSHIDA, Yoshiaki HIRAKAWA, Satoshi MORI

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(28) Fundamental Study on Seismic Wave Propagating Property Through Discontinuous Rock Mass-••• 178

Kenjiro MIYATA, Chikaosa TANIMOTO, Satoru KAWASAKI and Tadashi MASUYA

(29) A Case Study on the Applicability of Rock Mass Clasification Using

"Response Sound Pressure Inclination Method" —• 183

Mitsuhiro INAMORI, Yoshio MITARASHI, Shinji FUNABIKI, Mitsuhiro SEZAKI

(30) Experimental Study on the Electric Resistivity of Rocks Based on Laboratory Tests 188

Akifusa NISHIZAWA. Chikaosa TANIMOTO, Satoru KAWASAKI and Tadashi MASUYA

(31) Verification of a Danger-Prediction-System in Rock Slopes Using Micro wave 193

Katsuyuki MIYAKE, Masahiro TANAKA, Shigeru TAMAKI, Shoujirou ICHIKAWA

(32) Influence of Joints During Excavation of Large Rock Slope and Consideration of Slope Design 198

Kentaro KIDO, Ryunoshin YOSHINAKA and Takeshi SASAKI

(33) Development of Laser Associated Cutting Method for Dangerous Rock Slope 203

Kenji IKEDA, Katsuhiro HISHIMURA, Takashi SATOH, Masaru SATO

(34) An Application of Fully Grouted Cable Bolt to Highly Jointed Slope Stability 208

FumioITO, Iwao TUNO and Norikazu SHIMIZU

(35) Rock Slope Displace Measurement by Photogrammetry System 213

Takumi NAKAI, Ryoji WAKABAYASHI, Norihiko WATANABE and Yuzo OHNISHI

(36) In-Situ Ae Monitoring for a Crack Induced by Hydrauric Fracturing 218

Yoshiki NAKAYAMA, Hitoshi NISHIMURA, Tsuyoshi ISHIDA and Yoshiaki MIZUTA

(37) Acoustic Emission Associated with Excavation of Rock Caverns 223

Shunji SASAKI, Yukifumi ISHIGURO, Masatoshi SATO and Kazumichi KUWABARA

(38) Development of an AE Auto-monitoring System for Stability Monitoring

in Excavation of the Underground Cavern • 228

Shigeki NANBU, Toshihiro KOYAMA, Takayuki MORI and Masahiro TANAKA

(39) High Resolution Measurement of Sound Velocity in Situusing Ultrasonic Wave

-The Measurement Path Extended to 120m Long and at Noisy Environment - 233

Toru HIRANO, Keita MOROOKA, Tetsu KIMURA, Osam SANO

(40) The Comparison of Geological Survey System Using Hydraulic Drilling to Face and

Core Boring in Soft Sedimentary Rock 238

Ryoichi HIKIMA, Koji ISHIYAMA, Jyunichi TSUKADA, Yoji ISH1I

(41) The Confined Type Electorical Discharge Cartridge as the Seismic Source 243

Jun KAWAKAMI, Hiroshi IMAI, Hidehiko MAEHATA and Hiroaki ARAI

(42) A Suggestion of Effective Grouted Area Evaluation Method and Evaluation of Main Flow Path

in Blanket Grouting Area • 248

Hiroyuki SATOH and Yoshikazu YAMAGUCHI

(43) Experiment and Numerical Analysis of Tracer Migration Through a Single Fracture

in Crystalline Rock' * 253

Yasuharu TANAKA, Takuma HASEGAWA, Toshifumi IGARASHI and Kimio MIYAKAWA

(44) An Objective Approach for Defining the Fracture Connectivity Based on the Geological Similarity 258

Hajime YAMAMOTO, Michito SHIMO and Atsushi SAWADA

(45) A Study on Relation Between Permeability and Surface Morphology Characteristics of Rock

Discontinuities * 263

Yasuhiro SHIMIZU, Hideki TATEMATSU, Omer AYDAN, Naohiko TOKASHIKI

(46) Fundamental Experiments on Permeability Change in a Fracture Due to Excavation of Drift 268

Tohru ABE, Hiroya MATSUI, Masakuni HORITA and Naoto KINOSHITA

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(47) Estimation of Permeability Field of Grouted Rock Mass as a Foundation of a WasteLandfill Dam Using Kriging and Kalman Filtering • 273

Yuzo OHNISHI, Hiroyasu OHTSU, Makoto TANAKA and Kazutaka SAKIYA

(48) Behavior of Kanisawa Tunnel at Long Fore-Piling Area 278

Kohei WATANABE, Akihiro KASUO, Naoki MORI and Hiroaki IHARA

(49) The Movement and Transformation at Long Fore-Piling Section in Kanaga Tunnel 283

Masakazu AKUTSU, Koji KANZAWA, Hajime OKAJIMA and Kohei WATANABE

(50) Survey of Geological Condition Ahead of an Advancing Tunnel Using Reflection Tomography 288

Masaru TOIDA, Kazunori NISHIOKA, Takuji YAMAMOTO and Josef M. Descour

(51) Study on the Imaging Method for Geological Condition by Tunnel Seismic Prediction 293

Kazuhiro ONUMA, Hiroyoshi KASA, Tetsuo IGARI and Kazuaki NAGAO

(52) Development of TBM Navigator Introducing Geophysical and Geological data, and Application 298

Suguru SH1RASAGI, Takuji YAMAMOTO, Michihiro INOU and Kazunori NISHIOKA

(53) Study on Cutting Force of TBM 303

Katsunori FUKUI, Seisuke OKUBO and Kenichi ODA

(54) An Application of Equotip Hardness Test to Rock Materials 308

Masato YOSHIDA, Satoru KAWASAKI, Chikaosa TANIMOTO and Tadashi MASUYA

(55) Comparison of Deformation Modulus of Sedimentary Soft Rock

by Plate Loading Test and Pressuremeter Test 313

Toshiaki SAKAI, Masanori TOKUMARU

(56) Analytical Study for Some Problems on the Evaluation of Plate Loading Test 318

Tomoyuki AKAGI, Hisataka TANO, Takayuki MORI, Takashi ITO

(57) Numerical Modeling of Rock Shear Tests on Unjointed Weak Rocks 323

Kazuo TANI and Masahiro AKIMOTO

(58) Study on Estimating the Initial Streess at the Great Depth by AE and DRA Methods 328

Koji HATA, Hiroya MATSUI and Toshinori SATO

(59) Strength of Gravelly Rock Based on Strength of Boundaey of Gravel and Matrix 333

Tetsuji OKADA, Toshiaki NAKAMURA, Takashi NOZAKI and Hiroshi ITO

(60) A Numerical Study on Compression Profiles of Mixtures with Two Different Materials-An Approach to Evaluation of the Strength of Conglomerate- 338

Takashi NAKAMOTO, Tsuyoshi NISHIMURA, Satoru KAWASAKI, Hideo KIYAMA

(61) A Numerical Study on Failure Mechanism ofRock Joint 343

Masanobu DOI, Satoru OHTSUKA and Ryushi MOTEGI

(62) Estimation Method for the Surface of Rock Joint and Its Application for Share Strength 348

Yoshinori KITAMURA, Chikaosa TANIMOTO, Satoru KAWASAKI and Tadashi MASUYA

(63) Evaluation of Rock Mass Strength by Means of Various Measuring Methods 353

Yukifumi ISHIGURO, Minoru UEDA, Hitoshi NISHIMURA and Katsuhiko SUGAWARA

(64) Study of Scale Effects Concerned with Deformation and Strength

Properties on Layered Sedimentary Soft Rocks 358

Jirou NAKAMURA, Seiiti KOUMURA and Kenji MURANAKA

(65) Consideration on Fracture Mechanism of Tuff 363

Yuichi KOHMURA, Takafumi SHIMOGOCHI, Hiroshi IWAMOTO, Takao UEDA

(66) Methods to Predict the Time of Creep Failure 368

Takashi ITO, Keizou HASHIMOTO and Tomoyuki AKAGI

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(67) Laboratory Plate Loading Tests for Artificial Soft Rocks 373

Yoshikazu YAMAGUCHI and Noboru OKABE

(68) Study on Stress Distribution in Dam Foundation Through Gravity Dam Modeling Tests 378

Shinichiro NAKASHIMA, Kiyoshi KISHIDA, Toshihisa ADACHI, Yoshihiro IZU

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