東畑郁生 Ikuo Towhata

 

Date of Birth:   November 13, 1954

Nationality:     Japanese

Office Address:  113-8656 東京都文京区本郷7-3-1 東京大学工学系研究科社会基盤学専攻

                        c/o Department of Civil Engineering, Faculty of Engineering,

             University of Tokyo,

             7-3-1, Hongo, Bunkyo-Ku, Tokyo, JAPAN. 

Tel.+81-3-5841-6121 Fax.+81-3-5841-8504

E-mail: towhata@geot.t.u-tokyo.ac.jp

http://geotle.t.u-tokyo.ac.jp/index-j.html

 

Education:       Bachelor of Engineering

                               Department of Civil Engineering, University of Tokyo, March, 1977

                        Master of Engineering

                               Department of Civil Engineering, University of Tokyo, March, 1979

                        Doctor of Engineering

                               Department of Civil Engineering, University of Tokyo, March, 1982

 

Academic Experiences  

                        1982.4-1982.9 Research Associate, University of Tokyo.

                        1982.10-1983.10 Post Doctoral Fellow, University of British Columbia.

                        1983.10-1985.4 Lecturer, University of Tokyo.

                        1985.4-1987-4 Assistant Professor, Asian Institute of Technology, Bangkok.

                        1986 - 1987 Associated Faculty of Chulalongkorn University, Bangkok.

                        1987.4-1987.11 Lecturer, University of Tokyo.

                        1987.11-1994.7 Associate Professor, University of Tokyo.

                        1989 - Associated research fellow at the Public Works Research Institute,

                              Ministry of Construction.

                        1994.7-present Professor, University of Tokyo

 

Affiliations:

                   Member of the Japanese Geotechnical Society

                   Member of the Southeast Asian Geotechnical Society

                   Member of the International Society for Soil Mechanics and Geotechnical Engineering

                 Fellow member of the Japan Society of Civil Engineers

                 Member of the Japan Association for Earthquake Engineering

                 Member of the Japan Landslide Society

                   Member of the Architectural Institute of Japan

   Member of a board of directors for

               the Japanese Society of Geotechnical Engineering: 1999-2002  2005-2008

               the Japan Association for Earthquake Engineering: 2004-2006

               the Japan Landslide Society: 2004-2012

 

                   International Reviewer of the Journal of Korean Geotechnical Society

                   Member of Editorial Board for International Journal of Civil Engineering (Iranian Society of Civil Engineers)

                   Chairman of Editing Committee of Soils and Foundations Journal, the Japanese Geotechnical Society (2005-2008)

                   Secretary of Kanto Chapter, Japanese Geotechnical Society (2006-2010)

                   Chairman of Geotechnical Committee, Japan Society for Civil Engineers (2007-2009)

                   Editorial Board Member, Journal of Acta Geotechnica

                   Vice President, Japan Association for Earthquake Engineering (June 1 2009-May 31 2011) 地震工学会副会長

                   Appointed Board Member, International Society for Soil Mechanics and Geotechnical Engineering (2009-2013) 国際地盤工学会理事

                   Vice President, Japanese Geotechnical Society (June 2012 - ) 地盤工学会副会長

 

Awards 受賞

 

1985 Japanese Society of Soil Mechanics and Foundation Engineering, Award for the Best Paper by Young Authors. 土質工学会論文奨励賞

1985 Awarded by the Minister of Education for the best performance in education by

 correspondence (in the field of electric engineering). 電気工学会通信教育修了文部大臣表彰

1997 Japanese Geotechnical Society, Award for the Best Paper of the Year 1996.地盤工学会論文賞

1998-1999 Shamsher Prakash Research Award of Soil Dynamics.

                                 米国シャムシェール・プラカシュ研究賞

2000 Japanese Geotechnical Society, Award for Distinguished Research Products. 

                          地盤工学会研究業績賞

2000 One of the best twelve papers out of 600 at GeoEng2000 Conference at Melbourne.

2004 Japanese Geotechnical Society, Award for the Best Paper of the Year 2003.地盤工学会論文賞

2004 地盤工学会功績賞Contribution Award by Japanese Geotechnical Society

2009 May 29th: Japan Society of Civil Engineers; Best book publication award

                          土木学会出版文化賞.

 

Fields of Major Interest:

 1. Deformation characteristics of cohesionless soils.

 2. Dynamic analysis of earth structures during earthquakes.

 3. Permanent displacement of ground caused by seismic liquefaction.

 4. Soil improvement by densification and grouting

 5. Stability of seabed in static and dynamic manners.

 6. Thermal effects on mechanical behavior of clays.

 7. Microscopic Observation of Granular Behavior of Sand Subjected to Shear

 8. Dynamics of landslide and debris flow.

 9. Mechanical Properties of Municipal Waste Ground

10. Seismic performance-based design of geotechnical structures

11. Pile foundation

 

 

Book publication

 

1. 地盤工学会 Japanese Geotechnical Society (1999): "液状化災害発生直後の新潟市街地航空写真集 Air photographs of the Niigata city immediately after the earthquake in 1964," ISBN4-88644-054-1.

2. Ikuo Towhata, I. (2008) Geotechnical Earthquake Engineering, ISBN 978-3-540-35782-7, Springer Verlag- Berlin Heidelberg, 688 pages.

 

Co-authored:

1. 東畑郁生 「水際地盤の変状」 阪神・淡路大震災被害報告書、第6巻「土木構造物の被害原因の分析」、pp.61-80、地盤工学会・土木学会、1998.

2. 共著: 「東京のインフラストラクチャー」第6章 東京の軟弱地盤の諸問題、pp.167-194、技報堂出版、1997.

3. 分担執筆 「実用軟弱地盤対策技術総覧」第6章第5節 ゆるい砂地盤の液状化検討、pp.281-293.

4. Remedial Measures against Soil Liquefaction, Ed. Japan. Geotech. Society, Balkema, ISBN 90 5410 668 9, Chapter 2: Cause of liquefaction and associated effects on structures, pp.11-31, 1998.

5. 地盤・耐震工学入門 Introduction to Geotechnical Earthquake Engineering、地盤工学会 JGS1,2,3,4,5,7 Chapters 1, 2, 3, 4, 5, and 72008.

6. 東畑郁生・米倉亮三・島田俊介・社本康弘 (2010) 地震と地盤の液状化 -恒久・本設注入によるその対策―, インデックス出版.

7. 分担執筆 土木工学ハンドブック、土質工学会液状化の実務書など

 

Papers:

 

1. Ishihara,K. and I.Towhata (1980): "Effective Stress Method in One-Dimensional Soil Response Analysis", Proc. 7th World Conference on Earthquake Engineering, Istanbul, Turkey, Vol.3, pp.73-80.

2. Ishihara,K. and Towhata,I. (1980): "One-Dimensional Soil Response Analysis during Earthquakes Based on Effective Stress Method", Journal of the Faculty of Engineering, University of Tokyo(B), Vol.XXXV, No.4, pp.655-700.

3. Ishihara,K. and Towhata,I. (1982): "Dynamic response analysis of level ground based on the effective sress method", Soil Mechanics - Transient and Cyclic Loads, John Wiley and Sons, pp.133-172.

4. 砂の繰り返しせん断変形特性に及ぼす主応力軸回転の影響 "Effects of Stress Axes Rotation on Deformation of Sand Undergoing Cyclic Shear," Thesis for Doctor of Engineering, University of Tokyo, March, 1982.

5. Ishihara,K. and Towhata,I. (1982):"Cyclic Behavior of Sand during Rotation of Principal Stress Axes", Mechanics of Granular Materials - New Models and Constitutive Relations, Ed. Jenkins and Satake, Elsevier, pp.53-73.

6. Ishihara,K. and Towhata,I. (1983):"Sand Response to Cyclic Rotation of Principal Stress Directions as Induced by Wave Loads", Soils and Foundations, Vol.23, No.4, pp.11-26. (AWARDED FROM JAPANESE SOCIETY OF SOIL MECHANICS AND FOUNDATION ENGINEERING).

7. Ishihara,K. and Towhata,I. (1983): "Response of Sand in Cyclic Torsional Loading Influenced by Rotation of Principal Stress Directions", Advances in the Mechanics and Flow of Granular Materials, Trans Tech Publications, pp.903-928.

8. Barton, Y.O., Finn, W.D.L., Parry, R.H., and Towhata, I. (1983): "Lateral Pile Response and P-Y Curves from Centrifuge Tests", Offshore Technology Conference, OTC 4502.

9. Finn,W.D.L., Y.O.Barton, and Towhata, I. (1983): "Seismic Response of Off-Shore Pile Foundations: Centrifuge Data and Analysis", Proc. 4th Canadian Conference on Earthquake Engineering, Vancouver, CANADA, pp.424-434.

10. Ishihara,K. and Towhata,I. (1984): "Effects of Rotation of Principal Stress Directions on Cyclic Response of Sand", Mechanics of Engineering Materials, John Wiley and Sons.

11. Towhata,I. and Ishihara,K. (1985): "Modelling Soil Behaviour under Principal Stress Axes Rotation", Proc. of 5th International Conference on Numerical Methods in Geomechanics, Nagoya, Japan, Vol.1, pp.523-530.

12. Yamazaki, F., Ishihara,K. and Towhata, I. (1985): "Numerical Model for Liquefaction Problem under Multi-Directional Shearing on Horizontal Plane", Proc. of 5th International Conference on Numerical Methods in Geomechanics, Nagoya, Japan, Vol.1, pp.399-406.

13. Towhata,I. and Ishihara,K. (1985): "Undrained Strength of Sand Undergoing Cyclic Rotation of Principal Stress Axes", Soils and Foundations, Vol.25, No.2, pp.135-147.

14. Ishihara,K. Yamazaki,A, and Towhata,I. (1985): "Sand Liquefaction under Rotation of Principal Stress Axes", Proc. 11th International Conference on Soil Mechanics and Foundation Engineering, San Francisco, USA, Vol.2, pp.1015-1018.

15. Towhata,I. and Ishihara,K. (1985): "Shear work and pore water pressure in undrained shear", Soils and Foundations, Vol.25, No.3, pp.73-84.

16. Bergado, D.T., Sataporn Kuvijitajaru, and Towhata, I. (1985): "The Measurement of Traffic-Induced Vibrations at Phra Prang Sam Yod in Lopburi", Report Submitted to the Fine Arts Department of Thailand.

17. Towhata, I. (1985): "Measurement of Traffic-Induced Vibrations on Lopburi Historical Monument, Thailand", GEOTECH-BANGKOK Symposium on Environmental Geotechnics and Problematic Soils and Rocks, Asian Institute of Technology, Bangkok, THAILAND, pp.382-398 (Also published as a part of Environmental Geotechnics and Problematic Soils and Rocks, Ed. A.S.Balasubramaniam et al., Balkema, 1988).

18. Towhata,I. (1985): "Numerical Prediction of Permanent Displacement of Ground Induced by Liquefaction", Proc. Indian Geotechnical Conference, pp.371-376, Roorkey, INDIA.

19. Towhata,I. (1986): "Finite Element Model to Predict Permanent Displacement of Ground Induced by Liquefaction", Proc. 2nd International Conference on Numerical Models in Geomechanics, pp.689-697, Ghent, BELGIUM.

20. Towhata,I., Hayat,T.M. and K.Jarupan,K. (1986): "Anisotropic Stress-Strain Behaviour of Bangkok Sand and Its Application to Finite Element Analysis", Proc. Symposium on Computer Aided Design and Monitoring in Geotechnical Engineering, Geotech-Bangkok, pp.448-462, Bangkok.

21. Towhata,I. and Islam,Md.S. (1987): "Prediction of Lateral Displacement of Anchored Bulkheads Induced by Seismic Liquefaction", Soils and Foundations, Vol.27, No.4, pp.137-147.

22. Towhata,I. and Hayat,T.M. (1987): "Stress-Strain-Strength Behaviour of Bangkok Sand", Proc. 8th Asian Regional Conference on Soil Mechanics and Foundation Engineering, Kyoto, pp.117-120

23. Towhata,I., Hamada,M., Yasuda,S., and Isoyama,R. (1987): "Study on Permanent Ground Displacement Induced by Seismic Liquefaction", Computers and Geotechnics Journal, Vol.4, pp.197-220.

24. Towhata, I. and Pradel, D.E. (1987): "Plasticity Approach to Sand Behaviour under Principal Stress Axes Rotation", submitted to Mechanics of Granular Materials, edited by M.Satake and J.T.Jenkins, Elsevier.

25. Towhata, I. and Al-Hussaini, T.M. (1987): "Evaluation of Lateral Load Exerted by Submarine Mudflows on Offshore Piles", Journal of the faculty of Engineering, the University of Tokyo, A25, pp.8-9 (in Japanese).

26. Bergado,D.T., Towhata,I., Kuvijitjaru,S., Bukkanasuta,A., and Lekhak, B.M. (1987): "Foundation Evaluations and Remedial Measures for Three Historical Sites in Lopburi Province, Thailand", Research Report of AIT Submitted to the Fine Art Department of Thailand.

27. Towhata, I. (1987): "Finite Element Analysis on Seismic Differential Movement of Ground during Liquefaction", Research Report on Seismic Response and Stress-Strain-Strength Characteristics of Buried Pipelines Undergoing Soil Liquefaction, Association for Developments of Earthquake Prediction, Tokyo, pp.93-115 (in Japanese).

28. Towhata,I. and Al-Hussaini,T.M. (1988): "Lateral Loads on Offshore Structures Exerted by Submarine Mudflows", Soils and Foundations, Vol.28, No.3, pp.26-34.

29. Bergado,D.T., Miura,N., and Towhata,I. (1988): "Geotechnical Aspects and Vibration Induced Problems of Ancient Monuments in Thailand", Symp. Reservation of Ancient Monuments, Athens, Greece, Sept.

30. Towhata, I. (1988): "Evaluation of Soil Parameter for Wave Propagation Analysis on Soil Layer", Research Report on Zoning of Tokyo Metropolitan Area in Terms of Potential Seismic Damage to Buried Pipelines, Association for Developments of Earthquake Prediction, Tokyo, pp.71-104 (in Japanese).

31. Towhata,I. and Ronteix,S. (1988): "Probabilistic Prediction of Shear Wave Velocity from SPT Blow Counts and Its Application to Seismic Microzonation", Proc. Symposium on Geotechnical Aspects of Restoration and Maintenance of Infra-Structures and Historical Monuments, Bangkok, pp.423-439.

32. Towhata,I., Firoz Kabir Chowdhury and Namasivayam Vasantharajah (1988): "Cyclic Undrained Tests on Gravel-Like Material Using Cubic Triaxial Apparatus", Proc. 9th World Conference on Earthquake Engineering, Vol.III, pp.53-58.

33. Towhata, I., Yasuda,S., Ohtomo,K., and Yamada,K. (1989): "Experimental Studies on Liquefaction-Induced Permanent Ground Displacement", Proc. 1st JAPAN-US Workshop on Liquefaction, Large Ground Deformation, and Their Effects on Lifeline Facilities.

34. Towhata, I. (1989): "Models for Cyclic Loading", Reports of the Technical Committee on Granular Mechanics, International Society of Soil Mechanics and Foundation Engineering, Rio de Janeiro.

35. Shi,L.P., Towhata,I. and Wieland,M. (1989): "Prediction of Seismically Induced Deformation of Liyutan Dam, Taiwan, by Means of Cyclic Triaxial Testing and Finite Element Analysis", Computers and Geotechnics, Vol.7, No.3, 205-222.

36. Ishihara,K., Muroi,T., and Towhata,I. (1989): "In-Situ Pore Water Pressures and Ground Motions during the 1987 Chiba-Toho-Oki Earthquake", Soils and Foundations, Vol.29, No.4, pp.75-90.

37. Al-Hunaidi,M.O., Towhata,I. and Ishihara,K. (1990): "Silent Boundary for Time Domain Wave Motion Analyses Based on Direct Energy Deletion", Soil Dynamics and Earthquake Engineering, Vol.9, No.2, pp.85-95.

38. Towhata,I. and Kim Seung Ryull (1990): "Undrained Strength of Underconsolidated Clays and Its Application to Stability Analysis on Submarine Slopes under Rapid Sedimentation", Soils and Foundations, Vol.30, No.1, pp.100-114.

39. Towhata, I., K.Yamada, H.Kubo, and M.Kikuta (1990) "Analytical Solution of Permanent Displacement of Ground Caused by Liquefaction", Proc. Second U.S.-Japan Workshop on Liquefaction, Large Ground Deformation and Their Effects on Lifelines, pp.131-144, Buffalo.

40. "On Mechanism of Pore Pressure Buildup in the Seabed Subjected to Cyclic Wave Loading", Memorial Book dedicated to the late Prof. S.Okusa, pp. 63-65, 1990.

41. Towhata,I., Tokida,K., Tamari,Y., Matsumoto,H., and Yamada,K. (1990): "Prediction of Permanent Lateral Displacement of Liquefied Ground by Means of Variational Principle", Proc. Third U.S.-Japan Workshop on Liquefaction, Large Ground Deformation and Their Effects on Lifelines, San Francisco, pp.237-251.

42. Towhata, I. and Islam,Md.S. (1991): "Pseudo-Three-Dimensional Analysis on Cyclic Deformation of Ground Subject to Seismic Liquefaction", Proc. 2nd International Conference on Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, St. Louis, Vol.II, pp.1189-1196.

43. Ishihara,K., Acacio,A.A., and Towhata,I. (1993): "Liquefaction-Induced Ground Damage in Dagupan in the July 16,1990 Luzon Earthquake," Soils and Foundations, Vol.33, No.1, pp.133-154.

44. Towhata,I., Tokida,K.,Tamari,Y., Matsumoto,H., and Yamada,K. (1991): "Shaking Table Tests and Analytical Prediction of Permanent Displacement Caused by Seismic Liquefaction", Proc. IX Pan American Conference on Soil Mechanics and Foundation Engineering, Vina del Mar, Chile, Vol.I, pp.527-540.

45. Towhata,I., Tamari, Y., and Yamada, K. (1991): "Nature of Lateral Soil Movement Induced by Earthquake Liquefaction", Proc. International Workshop on Remedial Treatment of Potentially Liquefiable Soils, Tsukuba, Japan.

46. Towhata,I., Sasaki,Y., Tokida,K., Matsumoto,H., and Tamari,Y. (1991): "Permanent Displacement of Liquefied Ground", Proc. 9th Asian Regional Conference on Soil Mechanics and Foundation Engineering, pp.437-440, Bangkok, Thailand, Vol.1, pp.437-440.

47. Towhata,I., Pisit Kuntiwattanakul, Fukue, M. and Nagata,K. (1991): "Cyclic Loading of Confining Pressure on Partially Saturated Sand", Proc. International Conference on Geotechnical Engineering for Coastal Development -Theory and Practice on Soft Ground-, September.

48. Pisit Kuntiwattanakul, Towhata, I., and Seko, I. (1991): "Temperature Effects on Mechanical Behavior of Clay", Transactions of the 11th International Conference on Structural Mechanics in Reactor Technology, Vol.SD1, pp.283-288.

49. Sasaki,Y., Towhata,I., Tokida,K., Yamada,K., Matsumoto,H., Tamari,Y., and Saya,S. (1992): "Mechanism of permanent displacement of ground caused by seismic liquefaction", Soils and Foundations, Vol.32, No.3, pp.79-96.

50. Towhata,I., Sasaki,Y., Tokida,K., Matsumoto,H., Tamari,Y. and Yamada,K. (1992): "Prediction of Permanent Displacement of Liquefied Ground by Means of Minimum Energy Principle", Soils and Foundations, Vol.32, No.3, pp.97-116.

51.Towhata, I. and Matsumoto, H. (1992): "Analysis on Development of Permanent Displacement with Time in Liquefied Ground", Proc. 4th Japan-US Workshop on Liquefaction Countermeasures and Earthquake Resistant Design of Lifelines, Vol.1, pp.285-299.

52. Orense,R. and Towhata,I. (1992): "Prediction of Liquefaction-Induced Permanent Ground Displacements: A Three-Dimensional Approach", Proc. 4th Japan-US Workshop on Liquefaction Countermeasures and Earthquake Resistant Design of Lifelines, Vol.1, pp.335-349, Hawaii.

53. "Wave-induced Pore Water Pressure in a Model Seabed Using Wind-Channel", Memoir, Department of Marine Science and Technology, University of Tokai, Vol.33, pp.27-35, 1992 (with K.Nagata, M.Fukue, K.Sato, K.Naoe, and J.Nagasaka).

54. "Study on Prediction of Lateral Ground Flow by Soil Liquefaction and Its Influence on Piles", Proc. 24th UJNR, 1992 (with K.Tokida, H.Matsumoto, I.Towhata, and Y.Sasaki).

55. Ishihara,K., Haeri,S.M., Moinfar,A.A., Towhata,I. and S.Tsujino (1992): "Geotechnical aspects of the June 20, 1990 Manjil Earthquake in Iran", Soils and Foundations, Vol.32, No.3, pp.61-78.

56. Towhata,I., Pisit Kuntiwattanakul, Seko,I., and Ohishi,K. (1993): "Volume change of clays induced by heating as observed in consolidation tests", Soils and Foundations, Vol.33, No.4, pp.170-183.

57.  Towhata,I., Pisit Kuntiwattanakul and Kobayashi,H. (1993): "A Preliminary Study on Heating of Clays to Examine Possible Effects of Temperature on Soil-Mechanical Properties", Soils and Foundations, Vol.33, No.4, pp.184-190.

58. Towhata,I. and Pisit Kuntiwattanakul (1994): "Bahavior of Clays Undergoing Elevated Temperature," Proc. ICSMFE, Vol.1, pp.85-88, New Delhi.

59. Towhata,I. and Fukue,M. (1993): "Soil-Mechanic Aspects of Seabed Instability," Proc. 3rd International Offshore and Polar Engineering Conference (ISOPE-93), pp.556-566, Singapore.

60. Towhata,I. and Fukue,M. (1993): "Model Tests in Wind Flume on Wave-Seabed Interaction," UJNR Proc., at PHRI in Yokosuka.

61. Towhata,I. (1993): "Numerical Prediction for Model No.2," Verification of Numerical Procedures for the Analysis of Soil Liquefaction Problems, Balkema, Vol.1, pp.413-422.

62. Towhata,I. (1993): "Numerical Prediction for Model No.11," Verification of Numerical Procedures for the Analysis of Soil Liquefaction Problems, Balkema, Vol.1, pp.987-996.

63. Towhata,I. and Orense,R.P. (1994): "A 3-D Model to Predict Permanent Displcaments of Liquefied Ground," Performance of Ground and Soil Structures during Earthquakes, 13th Conf. Soil Mech. Found. Engg., Delhi, pp.179-188.

64. Towhata,I. (1994): "Review of Prediction 'A' on Model 11," Verification of Numerical Procedures for the Analysis of Soil Liquefaction Problems, Vol.2, p.1607-1612, Balkema.

65. Towhata, I. (1995) "Reconnaissance Report of the 1993 Guam Earthquake," Proc. JSCE, No.507/I-30, pp.291-303, 1995 (with T.Sato, F.Yamazaki, and H.Mutsuyoshi) (in Japanese) 1993年グアム島地震震害調査報告.

66. Towhata,I., Park,J.K., Orense,R.P., and Kano,H. (1996): "Use of spectrum intensity in immediate detection of subsoil liquefaction," Soils and Foundations, Vol.36, No.2, pp.29-44.

67. Towhata,I., Toyota,H. and Vargas-Monge,W. (1995): "Dynamics in Lateral Flow of Liquefied Ground," Proc. 10th Asian Regional Conf. Soil Mech. Found. Engg., Beijing, Vol.1, pp.497-500.

68. Towhata,I. and Toyota,H. (1995): "Shaking Table Tests on Transient Flow of Liquefied Ground," submitted to 3rd International Conference on Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, Missouri-Rolla, Vol.1, pp.243-248.

69.Towhata, I. and Toyota, H. (1994): "Post-liquefaction Ground Flow in Shaking Table Tests", Proc. 5th Japan-US Workshop on Liquefaction Countermeasures and Earthquake Resistant Design of Lifelines, Snow Bird, Utah, pp.315-330.

70. Nagase, H., Yanagihata, T., and Towhata, I. (1995): "Model Tests on Accelerated Consolidation Method Using Cyclic Horizontal Pressure", Proc. IS-Hiroshima, Hiroshima.

71. Towhata, I. and Toyota, H. (1994): "Dynamic Analysis of Lateral Flow of Liquefied Ground," Proc. 5th Japan-US Workshop on Liquefaction Countermeasures and Earthquake Resistant Design of Lifelines, Snow Bird, Utah, pp.377-387.

72.Towhata, I. 81994): "Study on Earthquake Response Analysis of Ground," Proc. Symposium on Amplification of Earthquake Motion in Soft Alluvium, JSSMFE, pp.2-13.

73. Towhata,I. (1996): "Seismic Wave Propagation in Elastic Soil with Continuous Variation of Shear Modulus in the Vertical Direction," Soils and Foundations, Vol.36, No.1, pp.61-72.

74.Harada, N., Sunaga, M., Kawasaki, Y., and Towhata, I. (1994):  "Contraction of Soil Subjected to Traffic-Type Stress Application," Proc. International Symposium on Pre-Failure Deformation Characteristics of Geomaterials (IS Hokkaido), Sapporo, Vol.1, pp.305-310.

75. Towhata, I. (1995): "Dynamic Response Analysis of Ground with Continuous Variation of Shear Modulus in Vertical Direction," Proc. Int. Workshop on Wind and Earthquake Engineering for Offshore and Coastal Facilities, Berkeley, pp.63-77.

76. Toyota,H., Towhata,I. and A.Ghalandarzadeh (1995): "Lateral Flow of Liquefied Ground - Model Tests and Prediction," Proc. IS Tokyo '95, pp.875-880.

77. Kazama,M., Towhata,I., Toyota,H., and Yanagisawa,E. (1995): "Stress Strain Relationship of Sandy Soils Directly Obtained from 1-D Centrifuge Shaking Table Tests," Proc. IS Tokyo '95, pp.711-716.

78. Pisit Kuntiwattanakul, Towhata,I., Ohishi,K. and Seko,I. (1995): "Temperature Effects on Undrained Shear Characteristics of Clay," Soils and Foundations, Vol.35, No.1, pp.147-162.

79. Towhata,I., Ghalandarzadeh,A., Sundarraj,K.P., and Vargas-Monge,William (1996): "Dynamic Failures of Subsoils Observed in Water-Front Areas," Special Issue on Geotechnical Aspects of the January 17 1995 Hyogoken-Nambu Earthquake, No.1, Soils and Foundations, pp.149-160.

80. Towhata,I., Toyota,H., and Vargas-Monge,W. (1996): "A Transient Study on Lateral Flow of Liquefied Ground," Proc. 7th International Symposium on Landslides, Trondheim, Balkema, Vol.2, pp.1047-1054.

81. Towhata,I., Kogai,Y., Amimoto,K. and Hendri,G.P. (1996): "Mitigation of Lateral Flow of Liquefied Ground," 28th Joint Meeting, Panels for Earthquake Engineering and Wind Engineering, UJNR, Gaithersburg, Maryland, U.S.A., pp.39-51.

82. Towhata,I. and Matsuo,O. (1996): "Seismic Damage Found in Waterfront Dikes and Walls," Report on Damage Caused by the 1995 Great Hanshin Earthquake, JSCE Committee on Earthquake Engineering, pp.125-133.

83. Towhata,I., Orense,R.P. and Toyota,H. (1999): "Mathematical principles in prediction of lateral ground displacement induced by seismic liquefaction," Soils and Foundations, Vol.39, No.2, pp.1-19.

84. Vargas-Monge,W. and Towhata,I. (1995): "Measurement of Drag Exerted by Liquefied on Buried Pipe," Proc. IS-Tokyo '95 First International Conference on Earthquake Geotechnical Engineering, Vol.2, pp.975-980, publ. Balkema.

85. Orense,R.P., Okada,S., Towhata,I., and Shimizu,K. (1995): "Evaluation of seismic deformations in waterfronts using minimum energy principle," Proc. First Int. Conf. Earthquake Geotechnical Engineering, Tokyo, Vol.2, pp.887-892.

86. Towhata,I., Yoshihiro Kogai, Kei Amimoto and Hendri Gusti Putra (1996): "Theory and Model Tests on Mitigation Measures against Lateral Flow of Liquefied Ground," Proc. 6th Japan-US Workshop on Earthquake Resistant Design of Lifeline Facilities and Countermeasures against Liquefaction, Tokyo, pp.403-417.

87. Sundarraj,K.P., Towhata,I., Mizutani,T., and Kumajima,A. (1996) "Evaluation of deformation characteristics of model ground during shaking using laminar box," Proc. 6th Japan-US Workshop on Earthquake Resistant Design of Lifeline Facilities and Countermeasures against Liquefaction, Tokyo, pp.289-298 (English).

88. Ghalandarzadeh,A., Towhata,I., Orita,T., and Mizutani,T. (1996) "Assessment of the behavior of quay walls using 1G shaking table tests," Proc. 6th Japan-US Workshop on Earthquake Resistant Design of Lifeline Facilities and Countermeasures against Liquefaction, Tokyo, pp.639-652 (English).

89. Orense,R.P. and Towhata,I. (1998): "Three Dimensional Analysis on Lateral Displacement of Liquefied Subsoil," Soils and Foundations, Vol.38, No.4, pp.1-15.

90. Orita, T., Abbas Ghalandarzadeh, and Towhata, I. (1996): G振動台実験による重力式護岸の地震時挙動に関する研究 Study of the Seismic Behavior of Gravity Type Quay Wall by Doing 1G Shaking Table Model Tests、第一回都市直下地震災害総合シンポジウム論文集、pp.161-164 (in Japanese).

91. Orense,R.P. and Towhata,I. (1996): "Evaluation of subsoil liquefaction by spectrum intensity," Proc. 4th Int. Conf. Civil Engineering," Manila, pp.277-287.

92. Towhata,I., Park,J.K., and Orense,R.P. (1997): "Effects of subsurface liquefaction on earthquake ground motion at surface," Proc. 14th International Conference on Soil Mechanics and Foundation Engineering," Vol.1, pp.739-742.

93. Towhata,I., Toyota,H., and Vargas,W. (1995): "Significance of shaking table tests in study of liquefaction," Proc. 10th Asian Regional Conf. Soil Mech. Found. Engg., Beijing, Vol.2, pp.245-247.

94. Meneses,J., Ishihara,K., and Towhata,I. (1998): "Effects of superimposing shear stress on the undrained behavior of saturated sand under monotonic loading," Soils and Foundations, Vol.38, No.4, pp.115-127.

95. Towhata,I., Ohishi,K. (1997): "Undrained shear tests of marine clay under elevated temperature 自然堆積粘土の高温非排水せん断試験," Proc. 高温環境と土粘土の微視構造から廃棄物の地中処分問題まで−, JSGE, pp.173-178 (in Japanese).

96. Furumoto,K., Towhata,I., and Yoshida,A. (1997): "Microscopic observation of shear band in plane strain compression tests of sand," Proc. IS-Nagoya, pp.235-240.

97. 東畑郁生、ウィリアム ヴァルガスモンヘ、八尾光洋 (1997) 「液状化にともなう地盤流動と砂の力学的性質」 京都大学防災研究所研究集会論文集 (in Japanese).

98. Towhata,I., Vargas-Monge,W., and Yao,Mitsuhiro (1997): "Mechanical properties of loose liquefied sand undergoing lateral flow," Proc. International Symposium on Landslide Hazard Assessment, Xian, China, pp.57-64.

99. Towhata,I. and Kogai,Yoshihiro (1998): "Mitigation of Flow Failure of Liquefied Sandy Slope," submitted to presentation and submission at the Annual Meeting of Transportation Research Board, Washington,D.C.

100. Okada,S., Orense,R.P., Kasahara,Y., Towhata,I., Nakayama,O. and Asakura,H. (1997): "Settlement evaluation of river embankments induced by soil liquefaction," Proc. Symp. 30-year Anniversary of Nishi-Nihon Institute of Technology.

101. Towhata,I. and Mizutani,Taka-aki (1997): "Shaking table tests on deformation of sheet-pile quay wall affected by backfill liquefaction," Proc. International Symposium on Natural Disaster Prediction and Mitigation, Disaster Prevention Research Institute, Kyoto University, pp.323-328.

102. Ghalandarzadeh,A., Orita,T., Towhata,I., and Fang,Y. (1998): "Shaking table tests on seismic deformation of gravity quay walls," Special Issue on Geotechnical Aspects of the January 17 1995 Hyogoken-Nambu Earthquake, No.2, Soils and Foundations, pp.115-132.

103. 方雲, Ghalandarzadeh,A., Towhata,I., and Orita,T. (1997): "Model tests on subsoil liquefaction in Kobe Harbor," Proc. 4th Youth Engineering Geology Conference of China, pp.267-271 (in Chinese).

104. Ghalandarzadeh,A. and Towhata,I. (1997): "Dynamic pressures acting on a model quay wall in 1g shaking table test," Proc. Fourth International Conference on Civil Engineering, Tehran, Vol.2, pp.259-268.

105. Harada,K., Ishihara,K., and Towhata,I. (1998): "Characteristics of change in volume and cyclic strength of compacted collapsible soils," submitted to Proc. IS-Tohoku JGS.

106. Towhata,I. (1998) "Liquefaction and associated phenomenon," Proc. IS-Tokyo 95 First International Conference on Earthquake Geotechnical Engineering, Vol.3, pp.1411-1434.

107. Towhata,I., Park,J.K., and Orense,R.P. (1998) "液状化地盤上のSI値Spectrum intensity value upon liquefied soil deposits," 42nd Geotechnical Engineering Symposium, JGS, pp.121-126 (in Japanese).

108. Ghalandarzadeh,A., Towhata,I., Orita,T., and Fang, Yun 方雲 (1998): "Shaking Table Tests on Seismic Behavior of Quay Walls Subjected to Backfill Liquefaction," Geotechnical Earthquake Engineering and Soil Dynamics III Conference, ASCE, Seattle, pp.1045-1056.

109. Towhata,I., Vargas-Monge,W., Orense,R.P. and Yao,M. (1999): "Shaking Table Tests on Subgrade Reaction of Pipe Embedded in Sandy Liquefied Subsoil," Soil Dynamics and Earthquake Engineering Journal, Vol.18, No.5, pp.347-361.

110. Towhata,I., Mizutani,T., Anai,K. and Nakamura,S. (1998): "Shaking table tests on liquefaction-induced distortion of sheet-pile quay wall," Proc. 13th Southeast Asian Geotechnical Conference, Taipei, pp.735-740.

111. Hakuno,M., Imaizumi,T., Kagami,H., Kiyono,J., Ikeda,Y., Towhata,I., Sato,H., Hori,M., Meguro,K., Toutounchi Shabestari,K., Alaghebandian,R., Taniguchi,H., and Tsujibata,H. (1998): "Preliminary report of the damage due to the Qayen earthquake of 1997, Northeast Iran," Journal of Natural Disaster science, Vol.19, No.1, pp.67-81.

112. Kogai,Y., Towhata,I., Amimoto,K., and Hendri Gusti Putra (2000): "Use of embedded walls for mitigation of liquefaction-induced displacement in slopes and embankments," Soils and Foundations, Vol.40, No.4, pp.75-93.

113. Towhata,I. and Hwang Chung-Yuan (1998): "Cyclic triaxial tests on crushed mud stone and effects of ageing," Proc. 5th U.S.-Japan Workshop on Geotechnical Earthquake Engineering, "Soil Dynamics Studies by Use of Centrifuge," UJNR Task Committee H, Public Works Research Institute, Tsukuba, pp.67-74.

114. Okada,S., Orense,R.P., Kasahara,Y., and Towhata,I. (1999): "Prediction of liquefaction-induced deformations of river embankments." Proc. 2nd Int. Conf. Earthquake Geotechnical Engineering, Vol.2, Lisbon, pp.543-548.

115. Mizutani,T., Towhata,I. and Anai,K. (1999): "Shaking table tests on seismic behavior of sheet pile quay walls subjected to backfill liquefaction," Proc. 11th Asian Regional Conf. Soil Mechanics and Geotechnical Engineering, Seoul, Vol.1, pp.551-554.

116. Towhata,I. (1998) "Interaction between flow of liquefied s and embedded structures 地盤流動が地中構造物に与える影響," Proc. Symp. flow failure and permanent displacement of soil and earth structures induced by earthquakes 地震時の地盤・土構造物の流動性と永久変位に関するシンポジウム, Japan. Geotech. Soc., pp.71-86 (in Japanese).

117. Towhata,I. and Kawasaki,K. (1999): "Model tests and prediction on subsidence of shallow foundation resting on liquefies subsoil 液状化による浅い基礎の沈下機構とその予測," 液状化メカニズム・予測法と設計法に関するシンポジウム, Japan. Geotech. Soc., pp.477-482 (in Japanese).

118. Fang Yun, Ghalandarzadeh,A., Towhata,I. and Orita,T. (1998): "Study on liquefying simulation test of retaining structure ground of Kobe Port," Journal of China University of Geosciences, Vol.9, No.2, pp.174-176.

119. Watanabe,Kenji, Maeda,Tomonari., Kobayashi,Yoshikazu. and Towhata,Ikuo. (1999): "Shaking table tests on seismic earth pressure exerted on retaining wall model," Second International Conference on Earthquake Geotechnical Engineering, Vol.1, Lisbon, pp.297-302.

120. J.Meneses-Loja, K.Ishihara, and I.Towhata (1999): "Effects of Continuous Low-Amplitude Cyclic Stress on the Undrained Monotonic Behavior of Toyoura Sand," Proc. 13th ASCE Engineering Mechanics Division Conference, Baltimore.

121. Towhata,I. and Mizutani,T. (1999): "Effects of subsurface liquefaction on stability of embankment resting upon surface," Theme lecture, Proc. 2nd International Conf. Earthquake Geotechnical Engineering, Ed. P. Sêco e Pinto, Vol.3, Lisbon, pp.1045-1057.

122. Tamate,S. and Towhata,I. (1999): "Numerical simulation of ground flow caused by seismic liquefaction," Soil Dynamics and Earthquake Engineering, Vol.18, No.7, pp.473-485.

123. Kobayashi,Y., Towhata,I. and Acacio,A.A. (1999): "Analysis on liquefaction-induced subsidence of shallow foundation," Proc. Seventh U.S.-Japan Workshop on Liquefaction, Large Ground Deformation and Their Effects on Lifelines, Seattle, pp.565-577.

124. Kato,S., Ishihara,K., and Towhata,I. (1999): "Undrained shear characteristics of saturated sand under anisotropic consolidation," Soils and Foundations, Vol.41, No.1, pp.1-11.

125. Orita,T., Towhata,I., and Ghalandarzedeh,A. (2000): "Shaking table tests on permanent displacement of caisson quay wall during earthquakes," 12th World Conference on Earthquake Engineering, Auckland, New Zealand, paper number 2476 in CD ROM.

126. Prasad,S.K. and Towhata,I. (1999): "Liquefaction studies on model ground in a laminar box," Proc. International Conference on Offshore and Nearshore Geotechnical Engineering, Mumbai.

127. Towhata,I. (1999): "Seismic damage of fills and embankments induced by shaking and subsoil liquefaction," discussion, to be published in Proc. 11th Asian Regional Conf. Soil Mechanics and Geotechnical Engineering, Seoul, Vol.2, pp.883-884.

128. Towhata,I., Kogai,Y., and Amimoto,K. (2000): "Use of underground walls for mitigation of liquefaction-induced lateral flow," CD ROM Proceedings, GeoEng2000 Conf., Melbourne, Australia:

129. Towhata,I. and Hwang,C.-Y. (2000) "Ageing Effects in Liquefaction Resistance of Reclaimed Crushed Mud Stone," 科学研究費特定研究「都市直下地震」成果報告会、米国にて.

130. Meneses-Loja,J., Ishihara,K. and Towhata,I. (2000) "Flow failure of saturated sand under simultaneous monotonic and cyclic stresses," Journal of Geotechnical and Geoenvironmental Engineering, ASCE, Vol.126, No.2, pp.131-138.

131. Acacio, A.A., Kobayashi, Y., Towhata, I., Bautista, R.T., and Ishihara, K. (2001): "Subsidence of building resting upon liquefied subsoil; case studies and assessment," Soils and Foundations, Vol.41, No.6, pp.111-128.

132. Kokeguchi,K., Shimokawa,A., Kohchi,J., Towhata,I., and Yoshikawa,A. (2001): "Experimental study on strain-rate dependency in post-liquefaction behaviour of sand," Proc. JSCE, No.680/III-55, pp.97-107 (in Japanese). 液状化した砂におけるねじりせん断試験によるひずみ速度依存性の検討.

133. Tanabe,S., Shimoma,S., Idoguchi,K., Mori,C., and Towhata,I. (2000): "Densification of soil around pile foundation as Provision against lateral flow of liquefied subsoil," Proc. 3rd International Conference on Ground Improvement Techniques - 2000, Singapore, pp.393-400.

134. Kabashima,Y. and Towhata,I. (2000): "Improvement of dynamic strength of sand by means of infiltration grouting," Proc. 3rd International Conference on Ground Improvement Techniques - 2000, Singapore, pp.203-208.

135. Shahnazari,H. and Towhata,I. (2000): Hardening and densification of sand due to drained cyclic loading," Year 2000 Geotechnics, Geotechnical Engineering Conference, Bangkok, Thailand.

136. Shahnazari,H. and Towhata,I. (2001): "Prediction of volumetric strain for sand under cyclic loading," CD-ROM Proceedings, Fourth International Conference on Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, San Diego, Paper Number 1.16.

137. Towhata,I., Shimizu,Y., Mori,K., and Igarashi,S. (2000): "Geotechnical lessons learnt from site investigations after the 1999 Chi-Chi earthquake," Proc. Int. Workshop on Annual Commemoration of Chi-Chi earthquake, Taipei.

138. Kokeguchi,K., Shimokawa,A., Kohchi,J., and Towhata,I. (2001): "Post liquefaction torsion shear tests on sand with various strain rates," Proc. 4th Int.Conf. Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, 2001, San Diego, Paper Number 1.16.

139. Mizutani,T. and Towhata,I. (2001): "Model tests on mitigation of liquefaction-induced subsidnce of dike by using embedded sheet-pile walls," CD-ROM Proc. 4th Int.Conf. Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, 2001, San Diego, Paper Number 5.24.

140. 東畑郁生 (2000): "土構造物の地震時許容変形に関する調査研究," 高地震力に対する土構造物の耐震設計法に関する研究報告, 土木学会, pp.3-19. Towhata,I. (2000): "Study on decision of allowable residual displacement for seismic design of earth structures," Report by Special Committee on Seismic Design of Earth Structures Subjected to Strong Earthquake Shaking, JSCE, pp.3-19 (in Japanese).

141. Towhata,I., Ishihara,K., Kiku,H., Shimizu,Y., and Irisawa,T. (2001) "Submarine slides and land settlements in coastal areas during Kocaeli earthquake," Proc. Earthquake Geotechnical Engineering Satellite Conference, XVth International Conference on Soil Mechanics and Geotechnical Engineering, Istanbul, Turkey, pp.71-76.

142. Towhata,I. and Kabashima,Y. (2001): "Mitigation of seismically-induced deformation of loose sandy foundation by uniform permeation grouting," Proc. Earthquake Geotechnical Engineering Satellite Conference, XVth International Conference on Soil Mechanics and Geotechnical Engineering, Istanbul, Turkey, pp.313-318.

143. Towhata,I. (2000): "Flow failure of liquefied ground: its causative mechanism and prediction of flow displacement," 1st Japan-America Frontiers of Engineering Symposium, November 2-4, 2000, Nara.

144. Nishimura,S., Honda,T., and Towhata,I. (2001): "Torsion Shear Tests on Rate-Dependent Behavior of Liquefied Sand," CD-ROM Proceedings, 10th International Conference on Soil Dynamics and Earthquake Engineering, Philadelphia.

145. Tamari,Y., Takahashi,M., and Towhata,I. (2001): "Seismic soil-structure interaction of underground structures considering soil liquefaction," CD-ROM Proceedings, 10th International Conference on Soil Dynamics and Earthquake Engineering, Philadelphia.

146. Mizutani,T., Towhata,I., Shinkawa,N., Ibi,S., Komatsu,T., and Nagai,T. (2001): "Shaking table tests on mitigation of liquefaction-induced subsidence of river dikes," Proc. 16th ICSMGE, Istanbul, Vol.2, pp.1207-1210.

147. Towhata,I. (2001): "Demand for new style of geotechnical engineering," Key note lecture, Proc. Young Geotechnical Engineers Conference of Asia, Seoul, May, pp.23-32.

148. Kostadinov,M.V. and Towhata,I. (2002): "Assessment of the minimum level of peak ground velocity required to cause liquefaction and the horizontal vibration frequency of a soil layer at the onset of the phenomenon using one-dimensional linear ground response analysis," Soil Dynamics and Earthquake Engineering Journal, Vol.22, No.4 pp. 309-322.

149. 東畑郁生・山崎仁・大矢陽介 (2002) 粘性土の力学特性に見る年代効果と高温圧密との関係, 地盤工学会「粘性土地盤における最新の研究と実際」シンポジウム Laboratory shear tests of clay on ageing and effects of consolidation under elevated temperature (in Japanese).

150. Shahnazari,H. and Towhata,I. (2002): "Torsion shear tests on cyclic stress-dilatancy relationship of sand," Soils and Foundations, Vol.42, No.1, pp.105-119.

151. Sesov,V., Talaganov,K., Harada,N., and Towhata,I. (2001): "Mitigation of liquefaction potential by installing a new type of vertical drains," Proc. Earthquake Geotechnical Engineering Satellite Conference, XVth International Conference on Soil Mechanics and Geotechnical Engineering, Istanbul, Turkey, pp.375-380.

152. Towhata,I., Prasad, S.K., Honda, T., and Chandradhara, G.P. (2002) "Geotechnical reconnaissance study on damage caused by 2001 Gujarat earthquake of India," Soils and Foundations, Vol.42, No.4, pp.77-88.

153. Isoda,S., Nakai,N., Orense,R., and Towhata,I. (2001): "Mitigation of liquefaction-induced uplift of underground structure by using sheet pile wall," Proc. Soil Improvement Conference, Singapore, pp.70-77.

154. Ghalandarzadeh,A., Towhata,I., and Momeni,S.O. (2001): "Shaking induced water pressure acting on quay walls," Proc. XVth International Conference on Soil Mechanics and Geotechnical Engineering, Istanbul, Vol.3, pp.2229-2232.

155. Nishimura,S., Towhata,I., and Honda,T. (2002): "Laboratory shear tests on viscous nature of liquefied sand," Soils and Foundations, Vol.42, No.4, pp.89-98.

156. Towhata,I., Yamazaki,H., Kanatani,M., Ling,C.-E., and Oyama,T. (2002): "Laboratory shear tests of rock specimens collected from site of Tsao-ling earthquake-induced landslide," Tamkang Journal of Science and Engineering 淡江理工學刊, Vol.4, No.3, pp.209-219.

157. Towhata,I. (2001): “Observation in 1-G shaking table tests and application to prediction of soil displacement due to subsurface liquefaction,” CD-ROM Proc. NSF International Workshop on earthquake simulation in geotechnical engineering, Cleveland.

158. Towhata, I., Yamazaki, H., Kanatani, M., and Lin, C.-E. (2002): "Direct shear tests on rock specimens of Tsao-ling earthquake-induced landslide site and simple stability analysis," Proc. Int. Symp. on Landslide Risk Mitigation and Protection of Cultural and Natural Heritage, Ed. K.Sassa, Kyoto, pp.123-138.

159. Orense,R., Shimoma,S., Maeda,K., Farooq,K., and Towhata,I. (2002): “Laboratory model tests on rainfall-induced landslides,” Proc. Int. Symp. on Landslide Risk Mitigation and Protection of Cultural and Natural Heritage, Ed. K.Sassa, Kyoto, pp.61-72.

160. Shimoma,S., Maeda,K., Orense,R., Honda,T., and Towhata,I. (2002): "Model tests on slope failures caused by heavy rainfall," Interpraevent2002 in the Pacific Rim Conf., Matsumoto, org. Japan Society of Erosion Control Engineering, October, pp.547-557.

161. Towhata,I. (2002): "Deformation of liquefied ground in shaking table tests and its prediction," Proc. 3rd Diana World Conference, Tokyo, pp.325-332..

162. Towhata,I. (2002): "Material properties of liquefied sand undergoing strong shaking and large deformation," US-JAPAN Seminar on Seismic Disaster Mitigation in Urban Area by Geotechnical Engineering, Anchorage, CD-ROM Proceedings.

163. Towhata, I. (2002): "Instability of submarine slope deposits; case studies and discussion on mass movement over long distance," Seismic Design Workshop for Sakhalin to Japan Gas Pipeline, organized by Japan Sakhalin Pipeline Company Ltd.,Dec. 12 and 13, Tokyo.

164. Towhata,I. and Chaminda K. Gallage (2002): "Rate-dependency of sand under low effective stress as observed in laboratory shear tests, Proc. 8th U.S.-Japan Workshop on Earthquake Resistant Design of Lifeline Facilities and Countermeasures against Liquefaction, Paper II-7, Tokyo, MCEER-03-0003, ISSN 1520-295X, pp.437-448.

165. Towhata, I., Nakai, N., Ishida, H., Isoda, S., and Shimomura, T. (2003) "Mitigation of Liquefaction-Induced Floating of Embedded Structures by Using Underground Walls," Proc.12th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering, Singapore, pp.335-338.

166. Prasad, S.K., Towhata, I., Chandradhara, G.P., and Honda, T. (2002): "Field investigation of earthen dams failure during the Gujarat earthquake," Proc. 12th Symposium on Earthquake Engineering, Indian Institute of Technology, Roorkee.

167. Orense, R.P., Towhata, I., and Farooq, K. (2003): "Investigation of failure of sandy slopes caused by heavy rainfall," Proc. International Conference on Fast Slope Movements - Prediction and Prevention for Risk Mitigation (FSM2003), Sorrento.

168. Nishimura, S. and Towhata, I. (2004): "A three-dimensional stress-strain model of sand undergoing cyclic rotation of principal stress axes," Soils and Foundations, Vol.44, No.2, pp.103-116.

169. Tamari, Y. and Towhata, I. (2003): "Seismic soil-structure interaction of cross sections of flexible underground structures subjected to soil liquefaction," Soils and Foundations, Vol.43, No.2, pp.69-87.

170. Orense, R.P., Shimoma, S., Honda, T., Towhata, I. and Farooq, K. (2003) Laboratory experiments on failure initiation in sandy slopes due to rainwater infiltration, Proc. Soils and Rocks of America (Panamerican Conference on Soil Mechanics and Geotechnical Engineering), Boston, Vol.2, pp.2465-2470.

171. Shahnazari, H. and Towhata, I. (2004) "A simple stress-strain model for large deformations of sand during undrained cyclic loading," submitted to 12th WCEE, Vancouver.

172. Farooq, K., Orense, R., and Towhata, I. (2004): "Response of unsaturated sandy soils under constant shear stress drained condition," Soils and Foundations, Vol.44, No.2, pp.1-14.

173. Orense, R., Farooq, K., and Towhata, I. (2004): "Deformation behavior of sandy slopes during rainwater infiltration" Soils and Foundations, Vol.44, No.2, pp.15-30.

174. Towhata, I., Kawano, Y., Yonai, Y., and Koelsch, F. (2004): "Laboratory tests on dynamic properties of municipal waste," Proc. the 11th Int. Conf Soil Dynamics and Earthquake Engineering and the 3rd International Conference on Earthquake Geotechnical Engineering, Berkeley, Vol.1, pp.688-693.

175. Alam, M.J., Fukui, S., Towhata, I., Honda, T., Tamate, S., Tanaka, T., Uchiyama, J., and Yasuda, A. (2004): "Centrifuge model tests on mitigation effects of underground walls on liquefaction-induced subsidence of embankment," Proc. the 11th Int. Conf Soil Dynamics and Earthquake Engineering and the 3rd International Conference on Earthquake Geotechnical Engineering, Berkeley, Vol.2, pp.537-544.

176. Harada, N., Towhata, I., Takatsu, T., Tsunoda, S., and Sesov, V. (2004): "Development of new drain method for protection of existing pile foundation from liquefaction effects," Proc. the 11th Int. Conf Soil Dynamics and Earthquake Engineering and the 3rd International Conference on Earthquake Geotechnical Engineering, Berkeley, Vol.2, pp.498-505.

177. Mohajeri, M., and Towhata, I. (2004): "Practical method for prediction of deformation in earth fills subject to cyclic loading," Proc. the 11th Int. Conf Soil Dynamics and Earthquake Engineering and the 3rd International Conference on Earthquake Geotechnical Engineering, Berkeley, Vol.2, pp.307-314.

178. Koganemaru, K., Yamazaki, F., Yasuda, S., Towhata, I., Shimizu, Y., Nakayama, W. (2004): "Super high-density realtime disaster mitigation system for city gas supply, with enhanced use of GIS," Proc. the 11th Int. Conf Soil Dynamics and Earthquake Engineering and the 3rd International Conference on Earthquake Geotechnical Engineering, Berkeley, Vol.1, pp.613-619.

179. Sesov, V., Talaganov, K., and Towhata, I. (2003): "Behavior of pile foundation in soil susceptible to liquefaction," Proc. SE-40SEEE (Skopje Earthquake - 40 Years of European Earthquake Engineering), Skopje.

180. Orense, R.P., Shimoma, S., Maeda, K., and Towhata, I. (2004): "Instrumented model slope failure due to water seepage," Journal of Natural Disaster Science Vol.26, No.1, pp.15-26.

181. Md. Jahangir Alam, Honda,T., Towhata,T., Tamate, S., Fukui, S., Yasuda, S. and Tanaka, T. (2004): "Behavior of liquefaction mitigative measures of foundation soil under earth embankment," Proc. IS-Osaka, Engineering Practice and Performance of Soft Deposits, pp.343-348.

182. Orense, R.P., Farooq, K., and Towhata, I. (2003): "Constant shear stress drained tests on unsaturated sand and their significance in rainfall-induced slope failures," Proc. 2nd Asian Conference on Unsaturated Soils UNSAT-ASIA 2003, Osaka, pp.165-170.

183. Mohajeri, M. and Towhata, I. (2003): "Stress-strain behavior of compacted sandy material under cyclic simple shear," Soils and Foundations, Vol.43, No.6, pp.75-89.

184. Mohajeri, M. and Towhata, I. (2003): "Shake table tests on residual deformation of sandy slopes due to cyclic loading," Soils and Foundations, Vol.43, No.6, pp.91-106.

185. Karma, K. Towhata, I., Orense, R.P. and Wassan, T. (2004): "Undrained Torsional Shear Tests on Gravelly Soils," Landslides, Publ. Springer-Verlag, Vol.1, No.3, pp.185-194.

186. Towhata, I. and Lin, C.-E. (2003) "Microscopic observation of shear behavior of granular material," Proc. IS-Lyon, Lyon.

187. Kawano, Y., Towhata,I., Honda, T., Harada, K., Yonai, Y., and Koelsch, F. (2004) "Laboratory Tests on Mechanical Properties and Earthquake Resistance of Household Waste Ground," Proc. 3rd Asian Pacific Landfill Symposium.

188. Harada, N., Towhata, I., Takatsu, T., Tsunoda, S., and Sesov, V. (2006): "Development of new drain method for protection of existing pile foundations from liquefaction effects," Soil Dynamics and Earthquake Engineering Journal, Vol.26, No.4, pp.297-312.

189. Kobayashi, Y. and Towhata, I. (2004): "Three-dimensional analysis on subsidence of shallow foundation resting on liquefied ground," 13th World Conference on Earthquake Engineering, Vancouver, Paper Number 1232.

190. Toyota, H., Towhata, I., Imamura, S., and Kudo, K. (2004): Shaking table tests on flow dynamics in liquefied slope," Soils and Foundations, Vol.44, No.5, pp.67-84.

191. Gallage, Chaminda P.K., Towhata, I., and Nishimura, S. (2005): "Laboratory investigation on rate-dependent properties of sand undergoing low confining effective stress, Soils and Foundations, Vol.45, No.4, pp.43-60.

192. Towhata,I., Ghalandarzadeh,A., Shahnazari, H., Mohajeri, M., and Shafiee, A. (2005): "Seismic behavior of local soil and foundation in Bam City," Bulletin of the Earthquake Research Institute, University of Tokyo (地震研究所彙報), Vol.79, No.3/4, pp.69-80.

193. Sesov, V, Towhata, I., and Gonzalez, M. (2004): "Shaking table tests on pile group behaviour affected by liquefaction induced lateral spreading, 3rd International Conference on Continental Earthquakes, Beijing.

194. Alam, Md. J., Towhata, I., and Wassan, T.W. (2005): "Seismic behavior of existing quay wall without and with a damage mitigation measure, Geo-Frontier 2005 Conference, ASCE, Austin, Texas.

195. Kobayashi, Y. and Towhata, I. (2004): "Verification of numerical analysis on lateral flow of liquefied ground based on viscous fluid model," Proc. JSCE, No.764/III-67, pp.25-36 (in Japanese).

196. Arangelovski, G. and Towhata, I. (2004): "Accumulated Deformation of Sand with Initial Shear Stress and Effective Stress State Lying near Failure Conditions," Soils and Foundations, Vol.44, No.6, pp.1-16.

197. Orense, R.P., Zapanta Jr., A., Hata, A., and Towhata, I. (2004) Geotechnical characteristics of volcanic soils takes from recent eruptions, Geotechnical and Geological Engineering, Vol.24, No.1, pp. 129 - 161.

298. Sesov, V., Towhata, I., Gonzales, M., Ball, R., and Ishimatsu, S. (2004) Model test on response of large pile group under lateral flow of liquefied sandy soil ground, Proc. Symp. on Behavior and Design of Piles Embedded in Liquefied Ground, Japanese Geotechnical Society, pp.321-324.

199. Alam, M.J., Towhata, I., Honda,T., and Fukui, S. (2004): "Mechanism of liquefaction process under embankment without and with a mitigation measure studied by dynamic centrifuge testing," Proc. South East Asian Geotechnical Conference, Bangkok, pp.905-910.

200. Shimizu, Y., Yamazaki, Y., Yasuda, S., Towhata, I., Suzuki, T., Isoyama, R., Ishida, E., Suetomi, I., Koganemaru, K., and Nakayama, W., (2006): "Development of real-time safety control system for urban gas supply network", Journal of Geotechnical and Geoenvironmental Engineering, ASCE, Vol.132, No.2, pp.237-249.

201. Kobayashi, Y. and Towhata, I. (2005): "Three dimensional analysis on lateral flow of liquefied ground and its mitigation by sheet pile walls," International Journal of Computational Fluid Dynamics, Vol.19, No.1, pp.93-100.

202. Towhata, I. (2005): “Determination of allowable deformation for performance-based seismic design of earth structures,” Proc. ISEE Kobe 2005, International Symposium on Earthquake Engineering Commemorating Tenth Anniversary of the 1995 Kobe Earthquake, Awaji, Japan.

203. Itoh, T., Towhata, I., Kawano, Y., Kameda, M., Fukui, S., Koelsch, F., and Yonai, Y. (2005): “Mechanical properties of municipal waste deposits and ground improvement,” Proc. XVIth International Conference on Soil Mechanics and Geotechnical Engineering, Osaka Vol.4, pp.2273-2276.

204. Towhata, I., Uchimura, T., and Gallage, C. (2005) “On early detection and warning against rainfall-induced landslide,” Proc. the first General Assembly of the International Consortium on Landslides (ICL), Washington D.C.

205. Farooq, K., Orense, R.P., and Towhata, I. (2005) Evaluation of shear strength parameters for rain-induced slope instabilities, Proc. XVIth International Conference on Soil Mechanics and Geotechnical Engineering, Osaka, Vol.4, pp.2511-2514.

206. Sesov, V., Towhata, I., Gonzalez, M., Ball, R., and Ishimatsu, S. (2005): “Experimental Study on Large Pile Group Response Subjected to Lateral Flow of Liquefied Ground,” Proc. TC4 Satellite Conference, Int. Conf. Soil Mechanics and Geotechnical Engineering, Osaka, Vol.4, pp.2183-2186.

207. Motamed, R., Ghalandarzadeh, A., and Towhata, I. (2004): "Seismic Microzonation and Damage Assessment of Bam City, Southeast of Iran," Journal of Earthquake Engineering, Vol.11, No.1, pp.110-132.

208. Sesov, V., Towhata, I., and Gonzalez, M. (2005) : “Performance of pile foundation in multi-layered liquefied soil,” Proc. 16th Int. Conf. Soil Mechanics and Geotechnical Engineering, Vol.4, Osaka, pp.2183-2186.

209. Kobayashi, Y. and Towhata, I. (2004): "Numerical analysis of liquefied ground flow based on viscous fluid model and its mitigation by sheet pile wall," 計算工学講演会論文集, Vol.9, pp.461-464 (in Japanese).

210. Towhata, I., Sesov, Vlatko, Motamed, R., and Gonzales, M. (2006): “Model tests on lateral earth pressure on large group pile exerted by horizontal displacement of liquefied sandy ground,” Proc. 8th US National Conference on Earthquake Engineering, CD ROM Proceedings, Paper Number 8NCEE-001227, San Francisco.

211. Towhata, I. (2005): “Advances in geotechnical earthquake engineering (in Japan),” Keynote lecture, Proc. 1st Bangladesh Earthquake Symposium, Dhaka, pp.27-43.

212. Alam, M.J., Towhata, I., Honda, T., and Tamate, S. (2005): “Effect of location of soil improvement in mitigating seismic liquefaction induced damage of gravity quay wall, Proc. 1st Bangladesh Earthquake Symposium, Dhaka, pp.77-84.

213. Towhata, I. (2006) Challenges in mitigation technologies against liquefaction damage, Foundation Engineering 基礎工, April, pp.23-26 (in Japanese).

214.Towhata, I. (2006) On three-stage mitigation of liquefaction-induced hazards, Asian Journal of Civil Engineering (Building and Housing), Vol.7, No.4, pp.429-452.

215. Mizuhashi, M., Sato, J., Towhata, I., and Tsujimura, T. (2006) Improvement of slope hazard assessment by using physical properties of local soil, Proc. 2nd Japan-Taiwan Joint Workshop on Geotechnical Hazards from Large Earthquakes and Heavy Rainfall, Nagaoka.

216. Kiyota, T., Towhata, I., Farooq, K., and Qureshi, O.H. (2006) Damage survey report of Pakistan earthquake, Journal of Japan Association for Earthquake Engineering, Vol.6, No.2, pp.35-57 (in Japanese).

217. Sendir, S., Wassan, Talib H., Towhata, I., and Tsujino, S. (2006) Increasing effectiveness of explosive compaction by changing the order of blasts, CD-ROM Proc. 12th Japan Earthquake Engineering Symposium, Tokyo.

218. Ellen M. Rathje, Keith Kelson, Scott A. Ashford, Yohsuke Kawamata, I. Towhata, T. Kokusho, and J. P. Bardet (2006) Geotechnical Aspects of the 2004 Niigata Ken Chuetsu, Japan, Earthquake, Earthquake Spectra, Volume 22, Issue S1, pp. S23-S46.

219. Wassan, T.H., Towhata, I., and Tsujino, S. (2006) The effect of different firing sequences on plastic volumetric strains during blast-induced ground compaction, Proc. Seventh International Congress on Advances in Civil Engineering, Istanbul, pp.281-291.

220. Uchimura, T., Towhata, I., Trinh Thi Lan Anh, and Wang, Lin (2006) Simple monitoring of slope stability during heavy rainfall, Symposium on monitoring of slope stability, JGS, Kagoshima (in Japanese).

221. Yoshida, N., Tazo, T., Wakamatsu, K., Yasuda, S., Ikuo Towhata, Nakazawa, H., and Kiku, H. (2007): “Causes of Showa Bridge Collapse in the 1964 Niigata Earthquake Based on Eyewitness Testimony,” Soils and Foundations, Vol.47, No.6, pp.1075-1087.

222. Mizuhashi, M.., Towhata, I., Sato, J., and Tsujimura, T. (2006) Examination of slope hazard assessment by using case studies of earthquake- and rainfall-induced landslides, Soils and Foundations, Vol.46, No.6, pp.843-853.

223. Towhata, I., Alam, Md. J., Honda, T., and Tamate, S. (2006) Shaking model tests on behaviour of gravity-type quay wall subjected to strong shaking, Proc. Earthquake Geotechnical Engineering Workshop, Christchurch, New Zealand.

224. Rizwan, M., Ilyas, M., Masood, A., and Towhata, I. (2008) An Approach to Digitize Analog Form of Accelerograms Recorded at Tarbela – Pakistan, Soil Dynamics and Earthquake Engineering, Vol.28, pp.328-332.

225. Motamed, R., Towhata, I., and Vlatko, S. (2007) Study on p-y curve for piles subjected to lateral flow of liquefied ground, Proc. 4th Int. Conf. on Earthquake Geotechnical Engineering, Thessaloniki, Greece, pp.??-??.

226. Sato, J., Sendir, S., Honda, T., and Towhata, I. (2007) Shaking table model tests and numerical analysis for advanced seismic design principle of earth dams, Journal of Earthquake Engineering, JSCE (in Japanese).

227. Tsujimura, T., Imai, Y., Towhata, I., Watanabe, Y., and Kita, Y. (2007) Geotechnology for urban development of municipal waste landfill, Proc.13th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering, Calcutta, Vol.1, Part 2, pp.701-704.

228. Towhata, I. (2007) On failure of municipal waste landfill, Chapter 10, Progress in Landslide Science, Ed. Sassa, Fukuoka, Wang, and Wang, Publ. Springer.

229. Bahadori, H., Ghalandarzadeh, A., Towhata, I. (2008) Effect of non plastic silt on the anisotropic behavior of sand, Soils and Foundations, Vol. 48, No.4, pp.531-545.

230. Towhata, I., Nakamura, M., Bach, T.T., Sugo, K., and Kawano, K. (2007) Production of water-saturated bentonite specimen and its behavior under cyclic loading, Proc. InternationalGeotechnical Symposium on Geotechnical Engineering for Disaster Prevention and Reduction, Yuzhno-Sakhalinsk, pp. 514-519.

231. Uchimura, T., Towhata, I., Gallage Chaminda Pathma Kumara, Trinh Thi Lan Anh, Wang, L. (2006) Development of low-cost simple monitoring system for small slopes under heavy rainfall, Proc. Symp. on Monitoring of slope behavior during rainfall and real-time prediction of failure, pp.13-18 (in Japanese).

232. Towhata, I. and Uno, M. (2007) Spatial recycling of municipal waste landfill site, Proc. 21st National Congress for Environmental Studies, Tokyo (in Japanese).

233. Towhta, I., Shimomura, T. and Mizuhashi, M. (2008) Effects of Earthquakes on Slopes, 10th Int. Symp. Landslides and Engineered Slopes, Xi’-an.

234. Ishihara, Y., Yoshida, I., Suzuki, S., Okada, K., Towhata, I. (2007) Evaluation of life cycle cost of express highway from viewpoint of seismic damage, Symposium on prediction of seismic performance and residual deformation of geotechnical structures, JGS (in Japanese).

235. Towhata, I., Uchimura, T., and Gallage, C. (2007) On early detection and warning against rainfall-induced landslide,” Landslides, ed. Sassa, Fukuoka, Wang, and Wang, publ. Springer, Chapter 16, pp.133-139.

236. Towhata, I. and Uno, M. (2007) Laboratory Tests on Creep and Shear Behavior of Municipal Solid Waste and Mitigation of Its Long-Term Subsidence, Proc. GeoCongress 2008, GeoInstitute of ASCE, New Orleans, pp.152-159.

237. Prasad, S.K. and Towhata, I. (2007) Permeability of ground during shaking from model study, Proc.13th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering, Calcutta, pp.594-597.

238. Tuchiya, Y., Kurakawa, T., Kudou, T., Konishi, S., Kojima, Y., and Towhata, I. (2007) Research on the long-term behavior and the evaluation of the undersea tunnel, accepted by Proc. JSCE, Vol.III (in Japanese).

239. Sendir, S., Sato, J., and Towhata, I. (2007) Shaking table model tests on residual displacements of earth dams and for their performance-based design, Proc. International Workshop on Earthquake Hazards and Mitigations (EHAM-2007), Guwahati, Assam, India.

240. Yoshida, N., Tazoh, T., Wakamatsu, K., Yasuda, S., Towhata, I., Kiku, H., and Nakazawa, H. (2007) Causes of Showa Bridge Collapse in the 1964 Niigata earthquake, Proc. International Workshop on Earthquake Hazards and Mitigations (EHAM-2007), Guwahati, Assam, India.

241. Wakamatsu, K, Tazoh, T., Yoshida, N., Nakazawa, H., Kiku, H., Yasuda, S., and Towhata, I. (2007) Testimony from eyewitnesses of Showa Bridge collapse in the 1964 Niigata earthquake, Proc. International Workshop on Earthquake Hazards and Mitigations (EHAM-2007), Guwahati, Assam, India.

242. Towhata, I. and Uno, M. (2008) Cyclic shear tests of municipal waste in large triaxial device for identification of its dynamic properties, Proc. ASCE Geotechnical Earthquake Engineering and Soil Dynamics Conf., Sacramento.

243. Motamed, R., Towhata, I., Honda, T., Yasuda, S., Tabata, K., and Nakazawa, H. (2009) Behaviour of pile group behind a sheet pile quay wall subjected to liquefaction-induced large ground deformation observed in shaking test in E-defense project, Soils and Foundations, Vol. 49, No.3, pp.459-475.

244. Kasangaki, G.J. and Towhata, I. (2009) Wet compaction and lime stabilization to mitigate volume change potential of swelling clayey soils, Soils and Foundations Vol. 49, No. 5, pp. 813-820.

245. Towhata, I. (2007) New strategies and tools for mitigation of landslide disasters, Proc. International Workshop on Earthquake Hazards and Mitigations (EHAM-2007), Guwahati, Assam, India.

246. Sendir, S., Sato, J., and Towhata, I. (2007) Shaking table tests on performance of earth dams during earhquakes, Proc. 4th Geo-Kanto Conference, Kanto Chapter of JGS, Maebashi, pp.107-109.

247. Towhata, I. (2007) Development of soil improvement technologies for mitigation of liquefaction risk, Theme lecture, 4th Int. Conf. on Earthquake Geotechnical Engineering, Thessaloniki, Greece.

248. Motamed, R., Sesov, V., Towhata, I. (2007) Shaking table tests on the behavior of pile group in liquefaction-induced lateral flow of soil, Proc. 13th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering, Calcutta, pp.625-628.

249Towhata, I., Yoshida, I., Ishihara, Y., Suzuki, S., Sato, M., and Ueda, T. (2009) On Design of Expressway Embankment in Seismically Active Area with Emphasis on Life Cycle Cost, Soils and Foundations, Vol. 49, No. 6, pp. 871-882.

250. Towhata, I., Yoshida, I., Suzuki, S., and Ishihara, Y. (2008) Life Cycle Cost Evaluation for Seismic Performance-Based Design of Geotechnical Structures, 12th International Conference of International Association for Computer Methods and Advances in Geomechanics (IACMAG), Goa, India.

251. Motamed, R., Towhata, I., Yoshimine, M. and Goh, T.A. (2008) Experimental evaluation of stress state around pile ground during lateral flow of liquefied soil, Proc. 5th International Conference on Urban Earthquake Engineering, Tokyo Institute of Technology.

252. Uchimura, T., Towhata, I., Wang, L., and Seko, I. (2008) Simple and low-cost early warning system for slope failure due to rainfall and erosion, 3rd Int. Conf. Scouring and Erosion, Tokyo.

253. Reza Jamshidi, Towhata, I., Ghiassian, H. and Tabarsa, A.R. (2008) Experimental evaluation of dynamic deformation characteristics of sheet pile retaining walls with fiber reinforcement backfill soil, Soil Dynamics and Earthquake Engineering, Vol.30, pp.438-446.

254. Mohsin Usman Qureshi and Towhata, I. (2008) Change in topography and mechanical properties of disturbed slopes due to weathering, submitted to International Workshop on Geotechnical Natural Hazards — The 3rd Taiwan-Japan Joint Workshop on Geotechnical Hazards from Large Earthquakes and Heavy Rainfall —, Taipei, pp.199-206.

255. Towhata, I. (2008) History of Geotechnical Earthquake Engineering in Japan, 14th WCEE, Beijing.

256. Motamed, R., Sesov, V., and Towhata, I. (2008) Shaking Model Tests on Behavior of Group Piles Undergoing Lateral Flow of Liquefied Subsoil, 14th WCEE, Beijing.

257. Qureshi, M. U., Towhata, I., Yamada, S., Aziz, M., and Aoyama, S. (2009) Geotechnical risk assessment of highly weathered slopes using seismic refraction technique, Proc. IS Kyoto 2009 Int. Symp. on Prediction and Simulation Methods for Geohazard Mitigation.

258. Towhata, T., Yoshida, I., Ishihara, Y., and Suzuki, S. (2009) Advantage of performance based design for geotechnical structures undergoing seismic loading, submitted to IS Tokyo 2009 International Conference on Performance-Based Design in Earthquake Geotechnical Engineering.

259. Uchimura, T., Towhata, I., Wang, L., and Seko, I. (2008) Simple and low-cost wireless monitoring units for slope failure, Proc. 1st World Landslide Forum, Tokyo, pp.611-614.

260. Aziz, M., Towhata, I., Yamada, S., and Qureshi, M.U. (2009) Water submergence effects on geotechnical properties of crushed mudstone, Proc. IS Kyoto 2009 Int. Symp. on Prediction and Simulation Methods for Geohazard Mitigation, pp.291-297.

261. Towhata, I. (2005): “Development of Geotechnical Earthquake Engineering in Japan,” Heritage Lecture, XVIth International Conference on Soil Mechanics and Geotechnical Engineering, Osaka, Vol.1, pp.251-291.

262. Yamada, S., Towhata, I., and Tanaka, R. (2009) Mitigation of geotechnical seismic damage in suburban residential Area, Proc. 6th Int. Conf. Urban Earthquake Engineering, Tokyo Inst. Tech., pp. 101-110.

263. Ivan Gratchev and Ikuo Towhata (2009) Analysis of the mechanism of embankment failure during the 2007 Chuetsu Oki Earthquake, Japan, Proc. 2nd International Conference on New Developments in Soil Mechanics and Geotechnical Engineering, Near East University, Nicosia, North Cyprus, pp.,266-273.

264. Qureshi, M.U., Towhata, I., Yamada, S., Aziz, M., and Kubo, Y. (2009) Field Investigations of highly weathered slopes for geotechnical risk assessment, Proc. 2nd International Conference on New Developments in Soil Mechanics and Geotechnical Engineering, Near East University, Nicosia, North Cyprus, pp. 222-229.

265. Sim, W.W., Towhata, I., and Sakr, M.A. (2009) Shaking table experiments on the effect of shaking and vertical shear displacement on buried instrumented pipes - Implications for design, Proc. IS Tokyo 2009. pp. 1033-1040.

266 Gratchev, I.B. and Towhata, I. (2009) Effects of Acidic contamination on the geotechnical properties of marine soils in Japan, Proc. 19th International Offshore and Polar Engineering Conference & Exhibition (ISOPE-2009), Osaka, Vol.2, pp.151-155.

267. Towhata, I., Anh, T.T.Lan, Motamed, R. and Sesov, V. (2009) Rate dependent nature of liquefied sand undergoing large flow deformation and its interaction with group pile foundation, 19th International Offshore and Polar Engineering Conference & Exhibition (ISOPE-2009), Osaka, Vol.2, pp.1-8.

268. Sendir Torisu, S. and Towhata, I. (2009) Performance of earth dams under seismic effects by hollow cylindrical torsional shear tests, Proc. 2nd Int. Conf. Long term Behaviour of Dams, Graz, pp. 699-704.

269. Sendir Torisu, S., Sato, J. and Towhata, I. (2009) Performance of earth dams under seismic effects by shaking table tests, Proc. 2nd Int. Conf. Long term Behaviour of Dams, Graz, pp.693-698.

270. Gratchev, I. and Towhata, I. (2010) Geotechnical characteristics of volcanic soil from seismically induced Aratozawa landslide, Japan, Landslides, Vol.7, No.4, 503-510, published on line, May 1st.

271. Towhata, I. and Jiang, Y.J. (2009) Geotechnical aspects of 2008 Wenchuan earthquake, China, Earthquake Geotechnical Engineering Satellite Conference, XVIIth International Conference on Soil Mechanics and Geotechnical Engineering, Alexandria.

272. Towhata, I., Alam, Md. J., Honda, T., and Tamate, S. (2006) Model tests on behaviour of gravity-type quay wall subjected to strong shaking, New Zealand Society of Earthquake Engineering Bulletin, Vol. 42, No. 1, pp.47-56.

273. Nakamura, M., Kawano, K., Bach, T.T., Uchimura, T., Sugo, K., and Towhata, I. (2009) Preparation of water-saturated bentonite samples and their use in torsion shear tests, Soils and Foundations, Vol. 49, No. 6, pp. 981-991.

274. Sim, W.W. and Towhata, I. (2009) Model tests examining the factors affecting the strains in buried pipes during simultaneous strike-slip faulting and shaking, Proc. 3rd Int. Geotechnical Symposium on Geotechnical Engineering for Disaster Prevention and Reduction, Harbin, pp. 692-699 (published from 'Journal of Harbin Institute of Technology, Vol. 16, Sup. l, 2009, pp. 12-18.).

275. Aziz, M., Qureshi, M.U., Yamada, S., Towhata, I., and Khan, M.S. (2009) Geotechnical investigations of weathered slopes in Muzaffarabad area after the 2005 Kashmir earthquake, Proc. 3rd Int. Geotechnical Symposium on Geotechnical Engineering for Disaster Prevention and Reduction, Harbin, pp. 670-677 (published from 'Journal of Harbin Institute of Technology, Vol. 16, Sup. l, 2009, pp. 1-8.).

276. Aziz, M., Towhata, I., and Yamada, S. (2009) Effects of dry and saturated conditions on geotechnical properties of weathered soils, submitted to International Joint Symposium on Geodisaster Prevention and Geoenvironment in Asia, Fukuoka.

277. Qureshi, M. U., Towhata, I. and Yamada, S. (2009) In-situ direct shear tests on weathered rock materials for slope failure risk assessment, submitted to International Joint Symposium on Geodisaster Prevention and Geoenvironment in Asia, Fukuoka.

278. Sim, Way Way, Towhata, I., and Sakr, M.A. (2009) Model tests on behavior of embedded pipeline crossing a fault, Earthquake Geotechnical Engineering Satellite Conference, XVIIth International Conference on Soil Mechanics and Geotechnical Engineering.

279. Uchimura, T., Towhata, I., Trinh Thi Lan Anh, Fukuda, J, Bautista, C.J.B., Wang, L., Seko, I., Uchida, T., Matsuoka, A., Ito, Y., Onda, Y., Iwagami, S., Kim, M.S., and Sakai, N. (2009) Simple monitoring method for precaution of landslides watching tilting and water contents on slopes surface, Landslide Journal, Vol. 7, No. 3, pp. 351-357.

280. Uchimura, T., Towhata, I., Wang, L., and Seko, I. (2009) Development of low-cost early warning system of slope instability for civilian use, Proc. XVIIth International Conference on Soil Mechanics and Geotechnical Engineering, Alexandria.

281. Moghadam, A.M., Ghalandarzadeh, A., Towhata, I., Moradi, M., Ebrahimian, B., and Hajialikhani, P. (2009) Studying the effects of deformable panels on seismic displacement of gravity quay walls, Ocean Engineering, Vol.36, No.15-16, pp.1129-1148.

282. Towhata, I., Trinh Thi Lan Anh , Yamada, S., Motamed, R., and Kobayashi, Y. (2010) Zero-gravity triaxial shear tests on mechanical properties of liquefied sand and performance assessment of mitigations against large ground deformation, 5th Int. Conf. Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, San Diego.

283. Motamed, R., Sesov, V., Towhata, I., and Ngo Tuan Anh (2010) Experimental Modeling of Large Pile Groups in Sloping Ground Subjected to Liquefaction-induced Lateral Flow: 1-G Shaking Table Tests, Soils and Foundations, Vol.50, No.2, pp.261-279.

284. Motamed, R. and Towhata, I. (2009) Shaking Table Model Tests on Pile Groups behind Quay Walls Subjected to Lateral Spreading Journal of Geotechnical and Geoenvironmental Engineering, American Society of Civil Engineers, Vol. 135, No.3, pp. 477-489.

285. Towhata, I. (2009) Determining criteria for seismic performance of earth structures, Proc. IS Tokyo 2009 (with review), pp. 273-274.

286. Bahmanpour, A., Towhata, I., Sakr, M.A., Yamamoto, Y., and Yamada, S. (2009) The effect of underground columns on the mitigation of the liquefaction in shaking table model experiments, Proc. IS Tokyo 2009 (with review), pp. 1153-1160.

287. Towhata, I., Yoshida, I., Ishihara, Y., and Suzuki, S. (2009) Advantage of performance based design for geotechnical structures undergoing seismic loading, Proc. IS Tokyo 2009 (with review), pp.1639-1644.

288. Towhata, I., Uno, M., Kawano, Y., Kameda, M., Kita, Y., Yonai, Y., and Kölsch, F. (2010) Laboratory tests on mechanical properties of municipal solid waste, (2010) Proc. JSCE-C, Vol. 66, pp. 631-644 (in Japanese).

289. Sendir Torisu, S., Sato, J., Towhata, I., and Honda, T. (2010) 1-G model tests and hollow cylindrical torsional shear experiments on seismic residual displacements of fill dams from the viewpoint of seismic performance-based design, Soil Dynamics and Earthquake Engineering Journal, Vol. 30, No.6, pp. 423-437.

290. Towhata, I., Trinh Thi Lan Anh, and Yamada, S. (2010) Exploring Non-Gravity Geotechnics, Triaxial Compression Tests in Zero-gravity Environment, Proc. Kyoto Seminar, Chapter 10, Ed. Susumu Iai, Springer, 215-230.

291. Mubashir Aziz, Towhata, I., and Yamada, S. (2010) Experimental study on negative ageing of granular soils in relation to geotechnical hazards, Natural Hazards and Earth System Sciences, Vol.10, Special Issue: Approaches to hazard evaluation, mapping, and mitigation, European Geosciences Union, pp.1229-1238.

292. Aziz, M., Qureshi, M.U., Yamada, S., Towhata, I. and Khan, M.S.(2010) Geotechnical properties of weathered slopes in Muzaffarabad area after the 2005 Kashmir-Earthquake, Journal of Harbin Institute of Technology (ISSN 1005-9113), Vol.16, Sup.1, pp. 6-11.

293Towhata, I. and Jiang, Y.-J. (2010) Geotechnical Aspects of 2008 Wenchuan earthquake, China, Chapter 8, Advances in Earthquake Geotechnical Engineering, Ed. M.A. Sakr and A.Ansal, Springer, pp. 67-89.

294. Towhata, I. and Sim, Way-way (2010) “Model tests on embedded pipeline crossing a seismic fault”, 3rd International Symposium on Earthquake Engineering, Bangladesh.

295. Lee, W.F. and Towhata, I. (2010) Geotechnical structure damages during the 2009 Typhoon Morakot, Bulletin of ISSMGE, March, pp. 25-35.

296. Motamed, R. and Towhata, I. (2010) Mitigation Measures for Pile Groups behind Quay Walls Subjected to Lateral Flow of Liquefied Soil: Shake Table Model Tests, Soil Dynamics and Earthquake Engineering, Vol.30, pp.1043-1060.

297. Towhata, I., Imai, Y., and Uno, M. (2010) Improvement of MSW Subsoil for Mechanical Stabilization and Urban Use, 6th International Congress on Environmental Geotechnics, Delhi, pp. 318-327.

298. Sim, W.W. and Towhata, I. (2011) Model tests on bending of embedded pipeline crossing a strike-slip fault, Proc. 10th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering, Hong Kong.

299. Yamada, S., Towhata, I., and Qureshi, Mohsin U. (2011) Evaluation of mechanical parameters of weathered slopes by several insitu geotechnical surveys, Proc. 10th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering, Hong Kong.

300. Yasuda, S., Verdugo, R., Konagai, K., Sugano, T., Villalobos, F., Okamura, M., Tobita, T., Torres, A., and Towhata, I. (2010) Geotechnical damage caused by the 2010 Maule, Chile earthquake, Bulletin of ISSMGE, June.

301. Towhata, I., Yamada, S., Toyota, H. and Qureshi, M.U. (2010) Long term effects of strong earthquake shaking on slope instability; Lessons from recent seismic events, 14th European Conference on Earthquake Engineering, Ohrid, Macedonia, Paper No. 1893 in CD ROM.

302. Ito, T. and Towhata, I. (2010) The new seismic analysis with the frequency-related method, 4th Japan-Taiwan Joint Workshop on Geotechnical Hazards from Large Earthquakes and Heavy Rainfall, Sendai.

303. Derakhshani, A., Takahashi, N., and Towhata, I. (2010) Influence of deep mixing soil stabilization pattern on liquefaction mitigation, 4th Japan-Taiwan Joint Workshop on Geotechnical Hazards from Large Earthquakes and Heavy Rainfall, Sendai.

304. Hayat, T., Khan, I., Qureshi, M.U., Karamat, S., and Towhata, I. (2010) Attabad landslide-dam disaster in Pakistan, 2010, Bulletin of ISSMGE, September Issue, pp.21-31.

305. Towhata, I. and Toyota, H. (2010) Lessons from earthquakes in the recent times and their effects on development of geotechnology, Soils and Foundations, Vol.50, No.6, pp. 925-935.

306. Jiang, Y.J. and Towhata, I. (2010) Dynamic impact of dry granular flow on retaining wall – one linear relation between critical impact force and initial potential energy, 4th Japan-Taiwan Joint Workshop on Geotechnical Hazards from Large Earthquakes and Heavy Rainfall, Sendai.

307. Towhata, I. (2010) Development towards performance-based design of geotechnical structures subject to seismic action, Proc. 4th Int. Conf. on Geotechnical Engineering and Soil Mechanics, Keynote Lecture, Tehran, pp. 73-82.

308. Liu, B.-A. and Towhata, I. (2010) Effects of pile space on behavior of group piles under lateral flow of liquefied sand slope, 4th Japan-Taiwan Joint Workshop on Geotechnical Hazards from Large Earthquakes and Heavy Rainfall, Sendai.

309. Qureshi, M.U., Towhata, I., Yamada, S., and Aziz, M. (2010) The effects of weathering on strength and deformation characteristics of soft rocks, Proc. Int. Conf. Geotechnical Engineering, Lahore, pp. 1-8.

310. Towhata, I., Takahashi, N., Bahmanpour, A., Yamada, S., and Liu, B.A. (2010) Shaking model tests on mitigation of liquefaction-induced ground flow by underground columns, International Symposium on Recent and Future Technologies in Coastal Development, Yokohama.

311. Towhata, I. and Aziz, Mubashir (2011) Earthquake-induced slope failures: Recent events and consequences, 5th International Conference on Earthquake Geotechnical Engineering, Santiago, Chile, pp. 47-62.

312. Gratchev, I. and Towhata, I. (2011) Compressibility of natural soils subjected to long-term acidic contamination, Environmental Earth Science, Vol. 64, No.1, pp.193-200.

313. Gratchev, I., Irsyam, M., Towhata, I., Muin, B., and Nawir, H. (2011) Geotechnical aspects of the Sumatra earthquake of September 30, 2009, earthquake, Soils and Foundations, Vol. 51, No. 2, pp. 333-341.

314. Towhata, I. and Jiang, Y.-J. (2011) Dynamic impact of dry granular flow on retaining wall — regression formula for calculation of critical impact force, Proc. 3rd Int. Conf. on Geotechnical Engineering for Disaster Mitigation and Rehabilitation, Semarang, Indonesia.

315. Aziz, M., Towhata, I., and Yamada, S. (2011) Effects of water-induced deterioration of grains on stiffness and strength of granular soils, IS Seoul.

316. Uchimura, T., Towhata, I., Wang, L., and Qiao, J.P. (2011) Miniature ground inclinometer for slope monitoring, Proc. 10th Asian Regional Conference on SMGE, Hong Kong.

317. Sawada, S. and Towhata, I. (2011) Use of piezo drive cone for evaluation of subsoil settlement induced by seismic liquefaction, Bulletin of ISSMGE, 5, 1, pp. 15-25.

318. Gratchev, Ivan and Towhata, I. (2011) Analysis of the mechanisms of slope failures triggered by the 2007 Chuetsu Oki Earthquake, Geotechnical and Geological Engineering, Vol. 29, No. 5, pp. 695-708.

319. Towhata, I., Goto, H., Kazama, M., Kiyota, T., Nakamura, S., Wakamatsu, K., Wakai, A., and Yoshida, N. (2011) On gigantic Tohoku Pacific earthquake in Japan, ISSMGE Bulletin, Vol. 5, No. 2, pp. 46-66.

320. Motamed, R., and Towhata, I. (2011) Soil behavior and pile response to liquefaction-induced lateral spreading: E-Defense large shake table test, accepted by Soil Dynamics and Earthquake Engineering.

321. Towhata, I. and Ito, T. (2011) Assessment of seismic damage extent by dynamic analysis and its application to microzonation, Int. Geotech. Symp. on Geotechnical Engineering for Disaster Prevention & Reduction, Khabarovsk.

322. Qureshi, M.U., Towhata, I., and Yamada, S. (2011) Mechanical weathering index based on the decay in strength and stiffness of rock due to accelerated laboratory weathering, submitted to Engineering Geology.

323. Uchimura, T., Nguyen, A.C., Nirmalan, S., Meidani, M., and Towhata, I. (2008) Shaking table tests on effects of tire chips and sand mixture in increasing liquefaction resistance and mitigating uplift of pipe, Proc. Int. Workshop on Scrap Tire Derived Geomaterials – Opportunities and Challenges, Taylor and Francis, London, pp.179-186

324. Ito, T. and Towhata, I. (2011) Dynamic analysis of ground with rigorous use of strain-dependency and its application to seismic microzonation of alluvial plane, submitted to Natural Hazards Journal.

325.  Uchimura, T., Towhata, I., Wang, L., and Qiao, J.P. (2011) Validation and interpretation of monitored behavior of slopes vulnerable to failure, accepted by Second World Landslide Forum, Rome.

326. Towhata, I., Taguchi, Y., Aoyama, S., and Ohtsubo, M. (2011) Effects of liquefaction on structures and embankments, Magazine of Japan Association for Earthquake Engineering, Special Issue on East Japan gigantic earthquake (in Japanese).

327. Towhata, I., Okamura, M., and Toyota, H. (2011) Visit of ATC3 committee on slope instability sites in Bhutan, Bulletin of ISSMGE, Vol. 5, No. 5, pp. 20-31.

3328. Jafarian, Y., Towhata, I., Baziar, M.H., Noorzad, A., and Bahmanpour, A. (2012) Strain energy based evaluation of liquefaction and residual pore water pressure in sands using cyclic torsional shear experiments, Soil Dynamics and Earthquake Engineering Vol. 35, pp. 13-28.

329. Sim, W. W., Towhata, I., Yamada, S. & Moinet, G., J., -M. (2012) Shaking table tests modelling small diameter pipes crossing a vertical fault, Soil Dynamics and Earthquake Engineering, Vol. 35, April, pp 59-71.

330. Towhata, I., Kiku, H., and Yuichi, T. (2012) Technical and societal problems to be solved in geotechnical issues, One year after 2011 Great East Japan Earthquake - International Symposium on Engineering Lessons Learned from the Giant Earthquake –, Tokyo, Paper No. 156.

331. Sim, W.W., Towhata, I., and Yamada, S. (2012) 1g shaking table experiments on buried pipelines crossing a strike-slip fault, accepted by Geotechnique.

332. Towhata, I., Maruyama, S., Kasuda, K., Koseki, J., Wakamatsu, K., Kiku, H., Kiyota, T., Yasuda, S., Taguchi, Y., and Aoyama, S. Liquefaction in Kanto Region during the East-Japan gigantic earthquake on March 11, 2011, submitted to Soils and Foundations.

333. May Thu, Towhata, I., and Yamada, S. (2012) Laboratory shear tests on effect of soil improvement by fibers, Int. Conf. Ground Improvement and Ground Control (ICGI 2012), University of Wollongong.

334. Towhata, I. (2012) Geotechnical hazards with emphasis on seismically-combined effects on slopes, Journal of the SEAGS & AGSSEA Vol. 43 No.2.

335. Kawamata, Y., Nakayama, M., Towhata, I., Yasuda, S., and Tabata, K. (2012) Large-scale experiment using E-Defense on dynamic behaviors of underground structures during strong ground motions in urban areas, 15th WCEE, Lisbon.

335. Qureshi, Mohsin Usman, Yamada, S. and Towhata, I. (2012) A simplified technique for slope stability assessment based on insitu S-wave velocity measurement, International Symposium on The Earthquake-induced Landslides (ISEL-Kiryu 2012).

336. Derakhshani, A. Takahashi, N., Bahmanpour, A., Yamada, S., and Towhata, I., (2011) Experimental study on effects of underground columnar improvement on seismic behavior of quay wall subjected to liquefaction, Proc. 14th Pan-American Conference on Soil Mechanics and Geotechnical Engineering.

337. Towhata, I., Peckley Jr.,D. C., Cahulogan, M. C., Liu, B. A., and Aoyama, S. (2012) On combined effects in Nnatural disasters and their mitigation, ISSMGE Bulletin, Vol. 6, No. 2, pp. 13-23.

338. Towhata, I., Goto, S., Taguchi, Y. and Aoyama, S. (2012) Liquefaction consequences and learned lessons during the 2011 M=9 gigantic earthquake, submitted to the Indian Geotechnical Journal.

339. Towhata, I. (2012) Seismic performance of river levees; experience and prediction, 2nd International Conference on Performance-Based Design in Earthquake Geotechnical Engineering, Taormina, Italy.