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FEM-FDM coupled liquefaction analysis of a porous soil using an elasto-plastic model
- F. Oka, Atsushi Yashima, T. Shibata, M. Kato, Ryosuke Uzuoka
- Materials Science
- 1 April 1994
The phenomenon of liquefaction is one of the most important subjects in Earthquake Engineering and Coastal Engineering. In the present study, the governing equations of such coupling problems as soil… Expand
Liquefaction induced lateral spread analysis using the CIP method
- S. Hadush, Atsushi Yashima, Ryosuke Uzuoka, S. Moriguchi, K. Sawada
- Engineering
- 1 December 2001
Abstract This paper presents a CIP (cubic interpolated pseudoparticle) based numerical method for liquefaction induced lateral spread analysis in the framework of fluid dynamics. Previously, the… Expand
Large Deformation Analysis in Geomechanics Using CIP Method
- K. Sawada, S. Moriguchi, Atsushi Yashima, F. Zhang, Ryosuke Uzuoka
- Geology
- 15 November 2004
A numerical method is developed for prediction of large deformations associated with a geomaterial flow. The geomaterial is modeled as a viscous fluid, where a Bingham type constitutive model is… Expand
Experimental Study of the Applicability of the Remotely Positioned Laser Doppler Vibrometer to Rock-Block Stability Assessment
- Guichen Ma, K. Sawada, Atsushi Yashima, H. Saito
- Engineering
- Rock Mechanics and Rock Engineering
- 1 March 2015
This paper examines a new method for evaluating the stability of rock blocks on slopes using a remotely positioned Laser Doppler Vibrometer (LDV). A series of experiments using physical models were… Expand
Numerical simulation of mitigation for liquefaction-induced soil deformations in a sandy ground improved by cement grouting
- Y. Huang, F. Zhang, Atsushi Yashima, W. Ye
- Geology
- 1 September 2008
This paper presents a numerical study of mitigation for liquefaction during earthquake loading. Analyses are carried out using an effective stress based, fully coupled, hybrid, finite element-finite… Expand
A new optical fibre sensor to assess the stability of geogrid-reinforced soil walls
- Atsushi Yashima, S. Tsuji, K. Yoshida, Y. Yokota
- Materials Science
- 1 August 2009
ABSTRACT: It is not easy to assess the stability of vertical soil walls reinforced by geogrids during and after construction. This paper describes a unique monitoring system called an ‘optical fibre… Expand
THE DESIGNING METHOD OF A NATURAL SYMBIOSIS REINFORCED RIVER DIKE
- Syuji Moriguchi, Atsushi Yashima, +5 authors K. Kubota
- Geology
- 4 December 2003
Development of unmanned caisson type pile installing system
- T. Hara, K. Sawada, Atsushi Yashima, T. Miyazawa, Y. Sugiyama, H. Tsuji
- Engineering
- 3 February 2017
Settlement of Breakwater On Submarine Soil Due to Wave-Induced Liquefaction
- F. Oka, Atsushi Yashima, S. Miura, S. Ohmaki, A. Kamata
- Geology
- 1995
The stability and deformation of the seabed in response to ocean wave loading is an important consideration in the design of offshore structures such as breakwaters, anchors, platforms, and… Expand
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