... friction law earthquake shear displacement stiffness 2019 Rock Dynamics Summit Aydan et al. (eds) © 2019 Taylor & Francis Group, London, ISBN 978-0-367-34783-3 Methodology to back-analyze the slip-weakening distance of induced seismicity, considering seismic efficiency A. Sainoki International...

... Abstract: In order to reveal stress recovery at Nojima fault after the 1995 Mw 6.9 Kobe earthquake, Japan, we carried out in-situ stress measurements by using core samples obtained from a vertical scientific drilling penetrated through the Nojima fault which ruptured during the Kobe earthquake...

...2019 Rock Dynamics Summit Aydan et al. (eds) © 2019 Taylor & Francis Group, London, ISBN 978-0-367-34783-3 Tectonics and crustal stresses in Yatsushiro Sea and its relation to the causative faults of the 2016 Kumamoto earthquakes. M. Yagi GEOSYS. Inc I. Sakamoto Tokai University, School of Marine...

...2019 Rock Dynamics Summit Aydan et al. (eds) © 2019 Taylor & Francis Group, London, ISBN 978-0-367-34783-3 Overview of seismic activity and historical earthquake disasters in Okinawa region Y. Kamada Miyakojima Meteorological Office, Japan Meteorological Agency, Hirara, Simozato, Miyakojima...

... backfill material displacement response castle wall rounded river gravel reservoir characterization seismic stability back-filling material inclination input acceleration frequency experiment stability aydan sweep test earthquake characteristic tokashiki castle 2019 Rock...

... rock fragment upstream oil & gas tokai university boulder cobble stress state implication magnitude rounded rock fragment suruga bay sediment experiment drop height deposit horai district breakage drop-weight test fracture earthquake acceleration response suruga bay 2019...

... University of the Ryukyus, Okinawa, Japan ABSTRACT: Earthquakes have caused some damage to abandoned quarries in Oya region, Japan and the behaviour of pillars of Oya tuff quarries is therefore of paramount importance for the region. This study reports investigation results of Oya tuff pillars under static...

... Department of Civil Engineering, University of the Ryukyus, Okinawa, Japan T. Ito Institute of Fluid Science, Tohoku University, Sendai, Japan F. Miura Graduate School of Science and Engineering, Yamaguchi University, Yamaguchi, Japan ABSTRACT: When we are able to evaluate earthquake-induced stress changes...

..., Johannesburg, South Africa The SATREPS & DSeis teams Science and Technology Research Partnership for Sustainable Development (SATREPS) Drilling into Seismogenic zones of M2.0-5.5 earthquakes in South Africa (DSeis) Japan, South Africa, Switzerland, US, Germany, India, Israel, and Australia ABSTRACT: We review...

...2019 Rock Dynamics Summit Aydan et al. (eds) © 2019 Taylor & Francis Group, London, ISBN 978-0-367-34783-3 Ground motion estimation at Kabul city for Mw 7.5 Hindu Kush earthquake N.Z. Nasiry Graduate School of Engineering and Science, Universityt of the Ryukyus, Okinawa, Japan Ö. Aydan University...

...2019 Rock Dynamics Summit Aydan et al. (eds) © 2019 Taylor & Francis Group, London, ISBN 978-0-367-34783-3 Design of the tsunami protection wall against mega earthquakes and huge tsunamis Masaaki Wani Chubu Electric Power Co., Inc., Nagoya, Japan Graduate School of Engineering and Science...

... constructed and they are in service in spite of complex and poor geological conditions. On the other hand, Japan is famous for the big earthquakes resulting a huge national loss, thus the aseismic design to prevent the severe damage of structures is very important. Though many buildings and structures...

... on the west coast of Sumatra Island, Indonesia. The seismicity around Padang is quite active, and more than 1000 casualties occurred due to the M 7.6 earthquake of 30th October 2009. Besides, the existence of a seismic gap in the off-shore of Padang, where the plate boundary between the Eurasian and the Indo...

... Abstract: The stick-slip phenomenon is used to explain a mechanism of earthquake recurrence. A number of stick-slip experiments have been performed to clarify the mechanism of recurring slip instabilities and slip weakening. Although the amplitude of sliding of most experiments is quite...

... Abstract: Recently, structural damage caused by the middle-scale earthquake were reported. These damage were not so serious, but middle-scale earthquake is often generated. It is important that study of the source modeling the middle-scale earthquake. In this study, we attempted to make...

.... If obtained critical accelerations develop in the study area in case of a possible earthquake, ongoing mechanism of the Gündo du landslide could be affected or triggered. 1 INTRODUCTION Landslides are widely known major geologic hazards and threatening people all over the world. Babada town is located in 40...

...2019 Rock Dynamics Summit Aydan et al. (eds) © 2019 Taylor & Francis Group, London, ISBN 978-0-367-34783-3 A study of formations of a sliding surface during an earthquake T. Kawai Tohoku University, Japan S. Nakamura Nihon University, Japan M. Shinoda National Defense Academy K. Watanabe Tokyo...

... INTRODUCTION In recent years, the evaluation of fault displacement is required for evaluating the soundness of underground structures during an earthquake. Fault displacements occurs as the result of the rupture of the earthquake source fault. Previous studies have been primarily conducted using the finite...

...2019 Rock Dynamics Summit Aydan et al. (eds) © 2019 Taylor & Francis Group, London, ISBN 978-0-367-34783-3 An experimental study on the effects of earthquake faulting on rock engineering structures Y. Ohta Graduate School of Science and Technology, Tokai University, Shizuoka, Japan (Presently...

...2019 Rock Dynamics Summit Aydan et al. (eds) © 2019 Taylor & Francis Group, London, ISBN 978-0-367-34783-3 Study on the stability of stone wall in earthquake by discontinuous deformation analysis G.C. Ma Sabo Disaster Prevention Division, OYO Corporation, Saitama, Japan M. Nakashima Zivil Survey...