- shahin@iut-dhaka.edu

Dr. Hossain Md. Shahin is currently working as the **Professor** in the Department of Civil and Environmental Engineering of Islamic University of Technology (IUT), Dhaka, Bangladesh. He has completed his Ph.D in Geotechnical Engineering from Nagoya Institute of Technology, Nagoya, Japan in March, 2004, Master of Engineering in Geotechnical Engineering from the same institution in March 2001 and Bachelor of Science in Civil Engineering from Bangladesh University of Engineering & Technology, Dhaka, Bangladesh in July, 1997.Before joining **IUT**, Dr. Shahin worked as an **Associate Professor** from April 2008- February 2015, Geotechnical Division, Graduate School of Engineering, Nagoya Institute of Technology, Nagoya, Japan. In the same institute he worked as a **Research Associate** (November 2007- March 2008), **JSPS Research Fellow** (November 2005- October 2007). In addition he has been a successful **Civil Engineer** confronting challenges involving in various geotechnical and geo-environmental site investigations, geotechnical design such as (i) tunnel which is the most demanding underground structure for the modernization and development a well transportation system of a city, (ii) shallow and deep foundations of light and heavy super-structures especially for withstanding the structures under severe earthquake which is frequently seen in Japan, (iii) retaining wall structure used in land reclamation area, excavated area and others, (iv) slope design for establishing a road, (v) design of embankment and soil reclamation for using artificial land in sea etc., and (vi) all kinds of geotechnical analyses such as tunneling, stability analysis of existing slope including mountainous slope, bearing capacity problems, retaining wall problems, ground improvement problems, soil-water coupling problems, earthquake prevention measures, etc

- Tunneling
- Constitutive model of soils
- Bearing capacity of shallow and deep foundations
- Liquefaction (earthquake) and Ground improvement problems
- Ground settlement problems
- Slope stability problems
- Retaining wall problems
- Finite Element Method
- Soil-water interaction problems
- River bank protection problems
- Low cost road pavement systems
- Geotechnical site investigation
- Land reclamation and embankment problems
- Soil – structure interaction

1) T. Nakai, D. Yamaguchi and **H. M. Shahin**. (2001): Model Tests of tunneling in Sandy and Clayey Grounds with Different Construction procedure, Proc. of the Regional Aspects of Underground Construction in Soft Ground, China, Shanghai, pp. 169-172.

2) T. Nakai, D. Yamaguchi, **H. M. Shahin**, T. Kurimoto and M. M. Farias. (2001): Earth pressure and ground movements due to tunneling – model tests and analyses, Proc. of Int. Sym. on Modern Tunneling Science and Technology, Kyoto, Japan, pp. 153-158.

3) **H. M. Shahin**, T. Nakai, M. Hinokio and T. Sada. (2002): 3D Effects on Surface Settlements and Earth Pressures in Tunneling, Proc. of the 1st IWS on New Frontiers in Computational Geotechnics, Canada, September, pp. 69-74.

4) T. Nakai, **H. M. Shahin**. T. Tamura, T. Hashimoto and J. Nagaya. (2002): Analyses of three abreast shallow tunnels considering construction sequence and ground depths, Proc. of the 3rd Int. Symposium (IS-Toulouse)-Geotechnical Aspects of Underground Construction in Soft Ground, Toulouse, France, November, pp. 155-160.

5) T. Nakai, M. Hinokio, **H. M. Shahin** and T. Sada. (2003): Earth Pressures and Surface Settlements in Shallow Tunnels with Large Cross-Section, Proc. of 12th Asian Regional Conference on Soil Mechanics and Geotechnical Engineering, Singapore, August, pp. 879-882.

6) M. M. Farias, T. Nakai, M. Hinokio, **H. M. Shahin**, D. M. Pedroso. (2003): Prediction of the densification process of compacted sandpiles using subloading tij model, Proc. of IWS on Prediction and Simulation Methods in Geomechanics, Athens, Greece, October, pp. 185-188.

7) **H. M. Shahin**, T. Nakai, M. Hinokio, T. Kurimoto & T. Sada. (2004): Influence of surface loads and construction sequence on ground response due to tunneling, Soils and Foundations, vol. 44, no. 2, pp. 53-66.

8) **H. M. Shahin**, T. Nakai, M. Hinokio & Yamaguchi, D. (2004): 3D effects on pressure and displacements during tunnel excavations, Soils and Foundations, vol. 44, no. 5, pp. 37-49.

9) **H. M. Shahin**, T. Nakai, T. Sada, T. Kondou and O. Togano. (2004): Finite element analysis for prediction of ground densification using subloading tij model, Proc. of the Engineering practice and performance of soft deposits, IS - Osaka 2004, Osaka, Japan, June, pp. 131-134.

10) E. Sung, **H. M. Shahin**, M. Yamamoto, T. Nakai and M. Hinokio. (2004): Behavior of existing piled raft foundation due to tunnel excavation, Proc. of the 16th Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 13-22.

11) T. Nakai, M. Hinokio, **H. M. Shahin**, Y. Inoue, H. Takei and N. Iwata. (2004): Earth pressure and ground movements in 2D and 3D retaining wall problems: model tests and numerical simulation, 9th Int. Symposium on Numerical Models in Geomechanics, NUMOG IX, Ottawa, Canada, August, pp. 669-675.

12) T. Nakai, **H. M. Shahin**, N. Iwata and E. Sung (2004): Importance of 3D effects in excavation problems- model tests and numerical analysis, 2nd IWS on New Frontiers in Computational Geotechnics, Brazil, September, pp.3-12.

13) M. M. Farias, T. Nakai, **H. M. Shahin**, D. M. Pedroso, P.G.O. Passos and M. Hinokio. (2005): Ground Densification Due to Sand Compaction Piles, Soils and Foundations, vol. 45, no. 2, pp. 167-180.

14) T. Nakai, E. Sung, **H. M. Shahin**, and M. Yamamoto (2005): Simulations of tunnel excavation in 2D and 3D conditions considering building loads, Proc. of the Fifth International Symposium on Geotechnical Aspects of Underground Construction in Soft Ground (TC28), Amsterdam, Netherlands, June, pp. 155-160.

15) **H. M. Shahin** and T. Nakai (2005): Finite element analysis of 3D full scale tunnel excavation using subloading tij model, Proc. of the Pipelines -2005, ASCE, USA, Houston, August, pp.101-115.

16) T. Nakai, **H. M. Shahin**, M. Hinokio, T. Sada and E. Sung (2005): Influence of existing building load on the deformation and earth pressure of ground due to tunneling, Proc. of the 16th International Conference on Soil Mechanics and Geotechnical Engineering (ICSMGE), Osaka, Japan, September, pp. 1633-1638.

17) T. Nakai, N. Iwata, **H. M. Shahin**, Y. Inoue & H. Takei (2005): Influence of wall deflection process and wall deflection mode in retaining wall problems, Proc. of the 2nd China-Japan Geotechnical Symposium, China, Shanghai, pp. 641-646.

18) E. Sung, **H. M. Shahin**, T. Nakai, M. Hinokio & M. Yamamoto. (2006): Ground behavior due to tunnel excavation with existing foundation, Soils and Foundations, vol. 46, no. 2, pp. 189-207.

19) **H. M. Shahin**, E. Sung, T. Nakai, M. Hinokio, M. Kikumoto, M. Yamamoto and Y. Tabata. (2006): 2D model tests and numerical simulation in shallow tunneling considering existing building load, Geotechnical Special Publication of American Society of Civil Engineers (ASCE) on Underground construction and ground movement, June, vol. 155, pp. 304-311.

20) **H. M. Shahin**, T. Nakai, M. Kikumoto, E. Sung, M. Yamamoto and Y. Tabata (2006): Interaction effect of shallow tunneling and existing flat foundation in 3d condition, Proc. of the Eighth International Summer Symposium, Nagoya, Japan, July, pp. 155-158.

21) **H. M. Shahin**, E. Sung, T. Nakai, M. Kikumoto, M. Yamamoto and Y. Tabata (2006): Ground behavior with the distance of foundation due to tunnel excavation– 2D model test and simulation, Proc. of the 3rd IWS on New Frontiers in Computational Geotechnics, Xian, October, pp. 31-36.

22) D. Muramatsu, F. Zhang & **H. M. Shahin** (2007): Numerical simulation on bearing capacity of soil-bag reinforced ground considering finite deformation, Geotechnical Journal, vol. 2, no.1, pp. 11-23.

23) T. Nakai, F. Zhang, M. Kikumoto, **H. M. Shahin**, H. Takei, M. Ninomi & N. Iwata (2007): Influence of existing load on excavation problems- model tests and numerical simulation, Proceedings of the 10th Int. Symposium on Numerical Models in Geomechanics, NUMOG X, Rhodes, Greece, April, pp. 611-617.

24) **H. M. Shahin**, T. Nakai, F. Zhang, M. Kikumoto, Y. Tabata and E. Nakahara. (2007): Model tests and numerical simulations on shallow circular tunneling, Proc. of the 19th Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 131-138.

25) T. Nakai, F. Zhang, **H. M. Shahin** & M. Kikumoto (2007): Behavior of ground in excavation problems: model tests and numerical simulations, Proceedings of the 3rd Sino-Japan Geotechnical Symposium – New Frontiers in Chinese and Japanese Geotechniques, Chongqing, China, November, pp. 3-20.

26) T. Nakai, F. Zhang, M. Hinokio, **H. M. Shahin**, M. Kikumoto, S. Yonaha & A. Nishio (2007): Bearing capacity of reinforced foundation subjected to pull-out loading: 3D model tests and numerical simulation, Proceedings of the 5th Int. Conference on Earth Reinforcement – New Horizon in Earth Reinforcement, IS-Kyushu’07, Fukuoka, Japan, November, pp. 457-463.

27) D. Muramatsu, F. Zhang and **H. M. Shahin** (2007): Numerical simulation on bearing capacity of soilbag-reinforced ground considering finite deformation, Proceedings of the 5th Int. Conference on Earth Reinforcement – New Horizon in Earth Reinforcement, IS-Kyushu’07, Fukuoka, Japan, November, pp. 465-471.

28) T. Nakai, **H. M. Shahin**, N. Iwata, M. Niinomi and H. Takei (2007): Influence of deflection process and mode of wall and existing building load on retaining wall, 13th Asian Reg. Conf. on Soil Mech. and Geotechnical Engineering, Kolkata, India, December, pp. 481-484.

29) **H. M. Shahin**, M. Kikumoto, E. Sung, M. Yamamoto and Y. Tabata (2007): 3D model tests and numerical simulation in shallow tunneling considering existing piled raft, 13th Asian Reg. Conf. on Soil Mech. and Geotechnical Engineering, Kolkata, India, December, pp. 522-525.

30) **H. M. Shahin**, T. Nakai, F. Zhang, M. Kikumoto, Y. Tabata & E. Nakahara (2008): Ground movement and earth pressure due to circular tunneling: model tests and numerical simulations, Proc. of the 6th International Symposium on Geotechnical Aspects of Underground Construction in Soft Ground, Shanghai, China, April, pp. 709-715.

31) N. Iwata, **H. M. Shahin**, F. Zhang, T. Nakai, M. Niinomi & Y.D.S. Geraldni (2008): Excavation with stepped-twin retaining wall: model tests and numerical simulations, Proc. of the 6th International Symposium on Geotechnical Aspects of Underground Construction in Soft Ground, Shanghai, China, April, pp.655-661.

32) T. Nakai, F. Zhang, H. Kyokawa, M. Kikumoto & **H. M. Shahin** (2008): Modelling the influence of density and bonding on geomaterials, 2nd International Symposium on Geotechnics of Soft Soils, Glasgow, Scotland, September, pp. 65-76.

33) M. Kikumoto, T. Nakai, H. Kyokawa, F. Zhang & **H. M. Shahin** (2008): A unified method to describe the influence of intermediate principal stress and stress history in constitutive modelling, 2nd International Symposium on Geotechnics of Soft Soils, Glasgow, Scotland, September, pp. 151-157.

34) T. Nakai, H. Kyokawa, M. Kikumoto, **H. M. Shahin** & F. Zhang (2008): One-dimensional and three-dimensional descriptions of elastoplastic behavior in structured clays, Proc. of the 4th IWS on New Frontiers in Computational Geotechnics, Pittsburgh, October, pp. 3-12.

35) **H. M. Shahin**, T. Nakai, F. Zhang, M. Kikumoto, E. Nakahara & M. Nagata (2008): Interaction effects between existing foundations and tunneling- model tests and numerical simulations, Proc. of the 4th IWS on New Frontiers in Computational Geotechnics, Pittsburgh, October, pp. 119-126.

36) T. Nakai, H. Kyokawa, M. Kikumoto, **H. M. Shahin** & F. Zhang (2009): Elastoplastic modeling of geomaterials considering the influence of density and bonding, Proc. of the international symposium on Prediction and Simulation Methods for Geo-hazard Mitigation, Kyoto, Japan, pp. 367-373.

37) **H. M. Shahin**, T. Nakai, F. Zhang, M. Kikumoto & M. Nagata (2009): Behaviors of ground due to tunnel excavation, Proc. of the 14th Conference on Computational Engineering and Science - JSCES, Tokyo, Japan, May, pp. 441-444.

38) H. Kyokawa, M. Kikumoto, T. Nakai, & **H. M. Shahin** (2009): One dimensional elastoplastic constitutive model for unsaturated soil, Proc. of the 21st Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 1-8.

39) M. Kikumoto, H. Kyokawa, T. Nakai, & **H. M. Shahin** (2009): One dimensional elastoplastic constitutive model of soil considering the temperature of soil, Proc. of the 21st Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 9-16.

40) **H. M. Shahin**, T. Nakai, M. Kikumoto1, H. Kyokawa & Y. Miyahara (2009): One dimensional simulation of time-dependent behavior of clay, Proc. of the 21st Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 31-36.

41) H. Kyokawa, M. Kikumoto, T. Nakai & **H. M. Shahin**: An elasto-plastic constitutive model for unsaturated soil considering the relation between suction, degree of saturation and density, Journal of Applied Mechanics JSCE, August, vol.12, pp. 331-342, 2009.

42) T. Nakai, **H. M. Shahin**, M. Kikumoto, H. Kyokawa & F. Zhang: Simple and unified method for describing various characteristics of geomaterials -Influence of density, bonding, time effects and others-, Journal of Applied Mechanics JSCE, August, vol.12, pp. 371-382, 2009.

43) T. Konda, **H. M. Shahin** & T. Nakai (2009): Elastoplastic finite element analysis for the deformation behavior of ground due to braced excavation, Journal of Japan Society of Civil Engineers, September, vol.65, no.1, pp. 213-225.

44) T. Nakai, **H. M. Shahin**, A. Watanabe & S. Yonaha (2009): Reinforcing mechanism of Geosynthetics on bearing capacity problems – model tests and numerical simulations, Proc. of the 17th International Conference on Soil Mechanics and Geotechnical Engineering (ICSMGE), Alexandria, Egypt, October, pp. 917-920.

45) **H. M. Shahin**, E. Nakahara & M. Nagata (2009): Behaviors of ground and existing structures due to circular tunneling, Proc. of the 17th International Conference on Soil Mechanics and Geotechnical Engineering (ICSMGE), Alexandria, Egypt, October, pp. 1786-1789.

46) K. Ishii，M. Kikumoto，**H. M. Shahin**，T. Nakai and A. Watanabe (2009): Deformation and failure mechanism of reinforced retaining wall subjected to vertical loading, Geosynthetics Engineering Journal, Vol. 24，pp.243-250.

47) M. Kikumoto，**H. M. Shahin**，T. Nakai, M. Nagata and K. Toda (2009): Influences of tunnel excavation on the neighboring group-pile foundation, Proc. of the 54th Geotechnical Symposium (JGS), Vol.54, pp.355-362.

48) **H. M. Shahin**, T. Nakai, M. Kikumoto, H. Kyokawa, and Y. Miyahara (2010): Modeling of time-dependent behavior of clay in one-dimensional consolidation, Proc. of the 4th Sino-Japan Geotechnical Symposium, pp. 54-61, 2010.

49) T. Nakai, **H. M. Shahin**, M. Kikumoto & H. Kyokawa (2010): Simple modeling of time-dependent behavior of geomaterials, Proc. of NFCOMGEO-V, Australia, July, pp. 3-10.

50) **H. M. Shahin**, T. Nakai, M. Kikumoto & F. Zhang (2010): Bearing capacity of different types of foundations under several loading conditions, Proc. of NFCOMGEO-V, Australia, July, pp. 111-116.

51) H. Kyokawa, M. Kikumoto, T. Nakai & **H. M. Shahin** (2010): Simple modeling of unsaturated soil, Proc. of NFCOMGEO-V, Australia, July, pp. 131-138.

52) H. Kyokawa, M. Kikumoto, T. Nakai and **H. M. Shahin** (2010): Simple modeling of stress-strain relation for unsaturated soil, Geotechnical Special Publication of American Society of Civil Engineers (ASCE) on Experimental and Applied Modeling of Unsaturated Soils, June, vol. 202, pp. 17-25.

53) M. Suzuki, **H. M. Shahin** and T. Nakai (2010): Numerical Analysis on Ground Behavior for Construction of Displacement Pile, Geotechnical Special Publication of American Society of Civil Engineers (ASCE) on Deep Foundations and Geotechnical in Situ Testing, June, vol. 205, pp. 300-307.

54) **H. M. Shahin**, T. Nakai, M. Kikumoto, Y. Uetani and F. Zhang (2010): Interaction effect of retaining wall and existing foundations in braced excavation, Geotechnical Special Publication of American Society of Civil Engineers (ASCE) on Deep and Underground Excavation, June, vol. 206, pp. 92-99.

55) T. Nakai, **H. M. Shahin**, M. Kikumoto, H. Kyokawa and F. Zhang (2010): Unified method for describing various features of stress-strain behavior of geomaterials, Proc. of the Geoshanghai international conference, June, 2010, CD-ROM.

56) M. Kikumoto, T. Nakai, **H. M. Shahin**, A. Watanabe, K. Ishii and F. Zhang (2010): Mechanical behaviour of geosynthetic-reinforced soil retaining wall, Geotechnical Special Publication of American Society of Civil Engineers (ASCE) on Ground Improvement and Geosynthetics, June, vol. 207, pp. 310-317.

57) T. Nakai, **H. M. Shahin**, F. Zhang, M. Hinokio, M. Kikumoto, S. Yonaha, and A. Nishio (2010): Bearing capacity of reinforced foundation subjected to pull-out loading in 2D and 3D conditions, Geotextiles and Geomembranes, vol.28, issue3, pp.268-280, doi:10.1016/j.geotexmem.2009.09.013.

58) T. Konda, **H. M. Shahin** and T. Nakai (2010): Numerical Analysis for backside ground deformation behaviour due to braced excavation, Journal of Materials Science and Engineering, Vol. 10, doi:10.1088 /1757-899X/10/1/012010.

59) M. Kato，M. Kikumoto, T. Nakai，**H. M. Shahin** and Y. Uetani (2010): 2-dimensional model tests on reinforcing mechanism of braced wall by ground anchors, Proc. of the 22nd Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 129-134.

60) T. Iwata, K. Ishii，T. Nakai, **H. M. Shahin** and M. Kikumoto (2010): Deformation and failure mechanism of geosynthetic-reinforced retaining wall due to vertical loading on backfill soil – 2D model tests & numerical simulation, Proc. of the 22nd Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 141-146.

61) M. Kikumoto, H. Kyokawa, T. Nakai, and **H. M. Shahin** (2010): A simple elasto-plastic model for unsaturated soils and interpretations of collapse and compaction behaviours, Proc. of the 5th International Conf. on Unsaturated Soils (UNSAT 2010), Barcelona, Spain, Sept., pp.849-855.

62) M. Kikumoto, H. Kyokawa, T. Nakai, **H. M. Shahin**, K. Tatematsu and M. Koike (2010): Mechanical interpretation of compaction behavior by an elastoplastic model for unsaturated soils, Proc. of Bangladesh Geotechnical Conference 2010, Bangladesh, Nov., pp. 121-128.

63) **H. M. Shahin**, T. Nakai, M. Kikumoto, Y. Uetani and F. Zhang (2010): Interaction of retaining wall and existing structures in braced excavation, Proc. of Bangladesh Geotechnical Conference 2010, Bangladesh, Nov., pp. 203-210.

64) T. Nakai, **H. M. Shahin**, M. Kikumoto, H. Kyokawa, F. Zhang & M.M. Farias (2011): New approach for modeling time-dependent behavior of geomaterials, Proc. of the 2nd International Symposium on Computational Geomechanics, April, Croatia, pp. 49-62.

65) T. Nakai, **H. M. Shahin**, H. Kyokawa and Y. Miyahara (2011): Modeling of one-dimensional consolidation behavior for clays, 14th Asian Reg. Conf. on Soil Mech. and Geotechnical Engineering, Hong Kong, May, pp. 128.

66) **H. M. Shahin**, M. Kikumoto and Y. Uetani (2011): Influence of existing foundations on retaining wall in braced excavation, 14th Asian Reg. Conf. on Soil Mech. and Geotechnical Engineering, Hong Kong, May, pp. 267.

67) **H. M. Shahin**, T. Nakai, F. Zhang, M. Kikumoto & E. Nakahara (2011): Behavior of ground and response of existing foundation due to tunneling, Soils and Foundations, vol. 51, no. 3, pp. 395-409.

68) R. Ohashi, H. Kyokawa，M. Kikumoto，T. Nakai，**H. M. Shahin** & A. Ban (2011): The influences of stress histories on the deformation characteristics of sand, Proc. of the 23rd Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 11-18.

69) K. Okuda, M. Kato，M. Kikumoto，T. Nakai & **H. M. Shahin** (2011): Investigation of rational support patterns in ground anchors for braced excavation ~ model tests and numerical analyses ~, Proc. of the 23rd Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 43-50.

70) **H. M. Shahin**, T. Nakai, M. Kikumoto, R. Sakai, Y. Yoshida, I. Saito, N. Nagao & K. Toda (2011): Investigation of a reliable reinforcing method for embankment ground, 1st International Conference on Geotechnique, Construction Materials and Environment, Mie, Japan, November, 2011, pp. 71-76.

71) T. Iwata, T. Nakai, **H. M. Shahin**, M. Kikumoto & K. Ishii (2011): Model tests of twin tunnel excavation using newly developed device and its numerical simulations, Tunnel Engineering – Journal of JSCE, vol. 67, no. 3, pp. 33-44.

72) M. Kikumoto, T. Nakai, **H. M. Shahin**, K. Ishii & T. Iwata (2011): Model tests of twin tunnel excavation considering practical convergence and earth pressure distribution on lining and its simulation, Tunnel Engineering – Journal of JSCE, vol. 67, no. 3, pp. 57-64.

73) T. Nakai, **H. M. Shahin**, M. Kikumoto, H. Kyokawa, F. Zhang & M. M. Farias (2011): A simple and unified one-dimensional model to describe various characteristics of soils, Soils and Foundations, vol. 51, no. 6, pp. 1129-1148.

74) T. Nakai, **H. M. Shahin**, M. Kikumoto, H. Kyokawa, F. Zhang & M. M. Farias (2011): A simple and unified three-dimensional model to describe various characteristics of soils, Soils and Foundations, vol. 51, no. 6, pp. 1149-1168.

75) **H. M. Shahin**, T. Nakai & D. Pedroso (2011): Explicit Integration of Subloading tij Constitutive Model in FEM Analysis, Journal of Geotechnical Engineering, vol. 1, no. 1, pp. 16-28.

76) **H. M. Shahin**, T. Nakai, F. Zhang, M. Kikumoto, F. Ito & S. Baba (2012): Investigation of failure mechanism during slope excavation and its counter-measure by elastoplastic FE analysis, Proc. of 11th Int. Sym. On Landsides, Canada, June, vol.2, pp. 1765-1771.

77) T. Yamaguchi, W. Inoue, **H. M. Shahin** & T. Nakai (2012): On the particle breakage of geomaterials, Proc. of the 24th Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 51-56.

78) K. Tsukamoto，M. Koike， K. Yamada，H. Kyokawa，F. Zhang, **H. M. Shahin** & T. Nakai (2012): Experimental investigation on the behavior of unsaturated soils at soaking, Proc. of the 24th Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 57-62.

79) K. Asano, R. Ohashi, **H. M. Shahin** & T. Nakai (2012): Experimental Investigation on particle size distribution shear behavior of sand, Proc. of the 24th Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 105-110.

80) S. Kuroi, **H. M. Shahin**, T. Nakai & T. Iwata (2012): Ground behavior during deep tunnel excavation and twin tunnel excavation, Proc. of the 24th Central Japan Geotechnical Symposium, Nagoya, Japan, August, pp. 111-118.

81) T. Nakai and **H. M. Shahin** (2012): Simple and unified modeling of time-dependent behavior for various geomaterials, Proc. of Int. Symposium on Constitutive Modeling of Geomaterials, China, October, pp. 617-625.

82) **H. M. Shahin**, T. Nakai and T. Iwata (2012): Model tests and numerical simulation on tunneling in urban area, Proc. of NFCOMGEO-VI, Japan, May, pp. 87-92.

83) T. Nakai, **H. M. Shahin** and T. Iwata (2012): Model test and numerical simulations of tunneling considering existing building and tunnel, Proc. of the 5th Sino-Japan Geotechnical Symposium, China, pp. 403-410.

84) **H. M. Shahin**, T. Nakai, Y. Yoshida and S. Mio (2012): Effective reinforcing method for increasing bearing capacity, Proc. of the 5th Sino-Japan Geotechnical Symposium, China, pp. 457-463.

85) T. Konda, J. Nagaya, T. Hashimoto, **H. M. Shahin** and T. Nakai (2013): In-situ Measurement and Numerical Analysis on Tunnel Lining and Ground Behavior due to Shield Excavation, 3rd International Conference on Computational Methods in Tunnelling and Subsurface Engineering, Germany, April, pp. 191-202.

86) **H. M. Shahin**, T. Nakai and S. Kuroi (2013): Tunnel behavior subjected to repeated shear deformation – model test and finite element analysis, 3rd International Conference on Computational Methods in Tunnelling and Subsurface Engineering, Germany, April, pp. 283-292.

87) T. Nakai, **H. M. Shahin**, T. Iwata and S. Kuroi (2013): Influence of tunneling on nearby existing building and/or tunnel: model test and finite element analysis, 3rd International Conference on Computational Methods in Tunnelling and Subsurface Engineering, Germany, April, pp. 525-536.

88) M.S. Islam, Arifuzzaman, **H. M. Shahin** & S. Nasrin (2013): Effectiveness of vetiver root in embankment slope protection: Bangladesh perspective: Bangladesh perspective, International Journal of Geotechnical Engineering, Vol. 7(2), April, pp. 136-148, DOI: http://dx.doi.org/10.1179/1938636213Z.00000000023.

89) M.S. Islam & **H. M. Shahin** (2013): Reinforcing effect of vetiver (Vetiveria zizanioides) root in geotechnical structures - experiments and analyses, Journal of Geomechanics and Engineering, Vol. 5 (4), pp.313-329, DOI: http://dx.doi.org/10.12989/gae.2013.5.3.313.

90) T. Nakai, **H. M. Shahin**, M. Hinokio & H. Kyokawa (2013): Significance of tij concept in constitutive modeling of geomatrials, Proc. of the 03rd International Symposium on Computational Geomechanics Krakow, Poland, August, pp. 108-122.

91) T. Nakai, **H. M. Shahin** & H. Kyokawa (2013): Rational expression of time-dependent behavior from normally consolidated soil to naturally deposited soil, Proc. of the 18th International Conference on Soil Mechanics and Geotechnical Engineering (ICSMGE), Paris, France, September, pp. 255-258.

92) **H. M. Shahin**, T. Nakai & T. Iwata (2013): Rational interpretation of tunneling considering existing tunnel and building loads, Proc. of the 18th International Conference on Soil Mechanics and Geotechnical Engineering (ICSMGE), Paris, France, September, pp. 1773-1776.

93) **H. M. Shahin**, T. Nakai, K. Okuda & M. Kato (2013): Investigation of the optimal support patterns in braced excavation using ground anchors, 3rd International Conference on Geotechnique, Construction Materials and Environment, Nagoya, Japan, November, pp. 181-186.

94) S. Masuda, **H. M. Shahin**, T. Nakai, Y. Morikawa & S. Mio (2013): Reinforcing effect of geosynthetics on bearing capacity, 3rd International Conference on Geotechnique, Construction Materials and Environment, Nagoya, Japan, November, pp. 199-204.

95) K. Asano, **H. M. Shahin**, H. Kyokawa, T. Nakai & R. Ohashi (2013): Influence of the stress history on the stiffness of soil, 3rd International Conference on Geotechnique, Construction Materials and Environment, Nagoya, Japan, November, pp. 205-210.

96) M.S. Islam, B.A.M. Shariar & **H. M. Shahin** (2013): Study on growth of vetivar grass in tropical region for slope protection, Int. Journal of Geotechnique, Construction Materials and Environment, Vol.5(2), pp. 729-734.

97) **H. M. Shahin**, T. Nakai, Y. Morikawa, S. Masuda, S. Mio & H. Sugiyama (2013): Bearing capacity of reinforced ground considering fixity conditions of geosynthetics, Advance in Foundation Engineering, December, pp. 385-392.

98) **H. M. Shahin**, T. Nakai, K. Okuda & M. Kato (2014): Mechanism of Support in Anchor Type Retaining Wall - Model Tests and Numerical Simulations -, Geotechnical Special Publication of American Society of Civil Engineers (ASCE) on Advances in Soil Dynamics and Foundation Engineering, May, vol. 240, pp. 472-481.

99) T. Nakai, **H. M. Shahin**, Y. Morikawa, S. Masuda & S. Mio (2014): Effect of reinforcement on bearing capacity of foundations, Geotechnical Special Publication of American Society of Civil Engineers (ASCE) on Advances in Soil Dynamics and Foundation Engineering, May, vol. 240, pp. 482-490.

100) **H. M. Shahin**, T. Nakai and S. Kuroi (2014): Effect of repeated shear deformation on twin tunneling – model test and finite element analysis, Proc. of the 8th International Symposium on Geotechnical Aspects of Underground Construction in Soft Ground (TC204 ISSMGE, IS-SEOUL, 2014), Korea, August, pp. 67-72.

101) T. Nakai, **H. M. Shahin**, K. Okuda and M. Kato (2014): Reinforcing mechanism of anchor type retaining wall – model test and numerical analysis, Proc. of the 8th International Symposium on Geotechnical Aspects of Underground Construction in Soft Ground (TC204 ISSMGE, IS-SEOUL, 2014), Korea, August, pp. 73-78.

102) T. Nakai, **H. M. Shahin**, M. Hinokio and H. Kyokawa (2014): Why do constitutive models using (p and q) have problems? Geomechanics from Micro to Macro, Cambridge, London, September, pp. 683-688.
103) **H. M. Shahin**, T. Nakai, K. Okuda and M. Kato (2014): Support mechanism of anchor type retaining wall and influence of existing structure in braced excavation, Geomechanics from Micro to Macro, Cambridge, London, September, pp. 921-926.

104) **H. M. Shahin**, Y. Morikawa, S. Masuda, T. Nakai & S. Mio (2014): Bearing capacity of reinforced sandy ground, Computer Methods and Recent Advances in Geomechanics (Proc. of the 14th IACMAG), Kyoto, September, pp. 935-940.

105) T. Nakai, **H. M. Shahin**, S. Kuroi & T. Iwata (2014): Investigation of the influence of deep tunneling on existing building, Computer Methods and Recent Advances in Geomechanics (Proc. of the 14th IACMAG), Kyoto, September, pp. 2011-2016.

106) Y. Isobe, **H. M. Shahin** & T. Nakai (2014): Effectiveness of reinforcement in embankment ground subjected to repeated shear deformation, Int. Journal of Geotechnique, Construction Materials and Environment, Vol.7(2), pp. 1111-1116.

107) T. Nakai, **H. M. Shahin** and H. Kyokawa (2014): Simple Modeling of Time-Dependent Behavior for Structured Soils, Bifurcation and Degradation of Geomaterials in the New Millennium, Springer Series in Geomechanics and Geoengineering, December, doi 10.1007/978-3-319-13506-9_48, pp. 331-338.

108) M. S. Islam, **H. M. Shahin**, S. Banik, F. Azam (2014): Elasto-plastic Constitutive Model Parameters and Their Application to Bearing Capacity Estimation for Dhaka Sub-soil, Journal of Civil Engineering (IEB), Vol.42(2), pp. 171-188.

109) Y. Yusaku, **H. M. Shahin**, T. Nakai, R. Sakai, Y. Yoshida (2015): Restraint effect of ground displacement by sheet pile - comparison by both model test and numerical analysis, Geotechnical Engineering Journal, vol. 10, no.1, pp. 141-155.

110) T. Nakai, **H. M. Shahin**, H. Kyokawa (2015): Simple Modeling of Time-Dependent Behavior for Normally Consolidated Soil to Structured Soil, Proc. of American Rock Mechanics Association, ARMA-2015, Texas, June, 15-716.

111) T. Nakai, **H. M. Shahin**, Y. Morikawa, S. Masuda, S. Mio (2015): Effective reinforcing method for increasing bearing capacity with geosynthetics, 15th Asian Reg. Conf. on Soil Mech. and Geotechnical Engineering, Fukuoka, November, pp. 25.

112) **H. M. Shahin**, T. Nakai, S. Kuroi (2015): Interaction of tunneling and existing structure considering the location of foundation, 15th Asian Reg. Conf. on Soil Mech. and Geotechnical Engineering, Fukuoka, November, pp. 528.

113) M. M. Shah, M. R. Afzalur, M. I. Monjurul, **H. M. Shahin** (2016): Effectiveness of jute geotextiles in flexible pavement construction, Int. Journal of Geotechnique, Construction Materials and Environment, Vol.10(1), pp. 1644-1648.

114) F. Azam, M. S. Islam, **H. M. Shahin** (2016): Study on tunneling for underground metro rail system in Dhaka city, Int. Journal of Geotechnique, Construction Materials and Environment, Vol.10(2), pp. 1776-1783.

115) M. W. Zaman, M. Y. Rumi, M. Salequzzaman, **H. M. Shahin** (2015): Geotechnical hazard analysis of river embankment of Bangladesh and its protectability, 5th International Conference on Geotechnique, Construction Materials and Environment, Osaka, Japan, November.

116) Y. Yusaku, **H. M. Shahin**, T. Nakai (2015): Reinforcing in embankment ground subjected to repeated shear deformation, International Conference on Soft Ground Engineering (ICSGE2015), Singapore, December, Advance in Soft Ground Engineering (ICSGE2015), Singapore, December, pp. 517-526.

117) **H. M. Shahin**, T. Nakai, K. Okuda, M. Kato (2015): Mechanism of anchor type retaining wall in braced excavation and simulation of a field observation, 1st Int. Con. On Advances in Civil Infrastructures and Construction Materials, Dhaka, Bangladesh, December, pp. 102-111.

118) M. Emtiaz, A.S.M. Azad, **H. M. Shahin** (2015): Numerical analysis of a reinforced concrete slab-column connection subjected to lateral & vertical seismic loading, 1st Int. Con. On Advances in Civil Infrastructures and Construction Materials, Dhaka, Bangladesh, December, pp. 609-955.

119) **H. M. Shahin**, T. Nakai, K. Ishii, T. Iwata, S. Kuroi (2016): Investigation of influence of tunneling on existing building and tunnel based on model tests and numerical simulations, Acta Geotechnica, DOI: 10.1007/s11440-015-0428-2.

120) T. Z. Asik, M. Rahman, S. I. Matin, **H. M. Shahin**. (2016): Correlation of Soil Parameters for the Proposed Dhaka - Chittagong Elevated Expressway, Proc. of the 1st Bangladesh Civil Engineering Summit, Dhaka, Bangladesh, vol. 01 , pp. GE 40-47.

1) D. Yamaguchi, T. Nakai, **H. M. Shahin** and H. Mizukoshi. (2000): 3D model tests on tunnel excavation considering excavation process Proc. of the 35th Japan national conference on geotechnical engineering, June, Gifu, Japan, vol-2, pp. 2065-2066.

2) **H. M. Shahin**, T. Nakai. T. Hoshikawa, D. Yamaguchi and T. Kurimoto. (2001): Experimental and numerical analysis of ground deformations considering the construction processes of tunnel excavations, Proc. of the 36th Japan national conference on geotechnical engineering, Tokushima, Japan, June, pp. 1775-1776.

3) T. Kurimoto, T. Nakai, D. Yamaguchi and **H. M. Shahin**. (2001): Development of three-dimensional apparatus for model test by considering construction process, Proc. of the 36th Japan national conference on geotechnical engineering, Tokushima, Japan, June, pp. 1947-1948.

4) **H. M. Shahin**, T. Nakai, M. Hinokio, T. Kurimoto and T. Sada. (2002): 2D and 3D Model tests and Numerical Analyses in Shallow Tunneling, Proc. of the 37th Japan national conference on geotechnical engineering, July, Osaka, Japan, pp. 1671-1672.

5) T. Kurimoto, T. Nakai, M. Hinokio, **H. M. Shahin** and T. Sada. (2002): 2D Model Tests and Numerical Analyses in Shallow Tunneling with Large Cross-Section, Proc. of the 37th Japan national conference on geotechnical engineering, July, Osaka, Japan, pp. 1673-1674.

6) **H. M. Shahin**, T. Nakai, D. Yamaguchi, T. Kurimoto and T. Sada. (2002): Tunnel excavation problems considering construction sequences, Proc. of 126th Symposium on Ground Deformation considering construction sequence, Tokyo, Japan, September, pp. 183-190.

7) **H. M. Shahin**, T. Nakai, T. Sada, S. Taka and Y. Matsumoto. (2003): Influence of initial stresses induced by existing building on tunnel excavation, Proc. of the 38th Japan national conference on geotechnical engineering, Akita, Japan, July, pp. 1729-1730.

8) T. Sada, T. Nakai, M. Hinokio, **H. M. Shahin**, S. Taka, and Y. Matsumoto. (2003): 3D Effects in Tunneling –Model tests and Numerical analyses, Proc. of the 38th Japan national conference on geotechnical engineering, Akita, Japan, July, pp. 1727-1728.

9) **H. M. Shahin**, T. Nakai, M. Hinokio and T. Sada. (2003): Tunnel excavations considering building loads: 2D model tests and numerical analyses, Proc. of 58th conference of the Japan Society of Civil Engineers (JSCE), Tokushima, Japan, September, section 3-001.

10) **H. M. Shahin**, T. Nakai, M. Hinokio, T. Sada and M. Yamamoto. (2004): Influence of existing building with different types of foundations on tunnel excavation– FEM analysis, Proc. of the 39th Japan national conference on geotechnical engineering, Nigata, Japan, July, pp. 1733-1734.

11) T. Sada, T. Nakai, M. Hinokio, **H. M. Shahin** and M. Yamamoto. (2004): Influence of existing building with different types of foundations on tunnel excavation– Model Test, Proc. of the 39th Japan national conference on geotechnical engineering, Nigata, Japan, July, pp. 1731-1732.

12) **H. M. Shahin** and T. Nakai. (2004): Simulation of full scale tunnel excavations using TBM considering different excavation rates, Proc. of 59th conference of the Japan Society of Civil Engineers (JSCE), Nagoya, Japan, September, pp. 163-164.

13) Y. Morikawa, **H. M. Shahin**, T. Nakai, M. Hinokio and A. Yagyu. (2005): Stress induced anisotropy and its formulation, Proc. of JSCE (Chubu Shibu), Japan, March, III-21.

14) **H. M. Shahin**, T. Nakai, M. Hinokio, E. Sung and M. Yamamoto. (2005): Numerical Analyses of 3D tunnel excavation considering the effects of existing structure, Proc. of the 40th Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1821-1822.

15) E. Sung, T. Nakai, **H. M. Shahin**, M. Yamamoto and Y. Tabata. (2005): The behaviors of piled raft due to tunnel excavation, Proc. of the 40th Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1823-1824.

16) M. Yamamoto, T. Nakai, M. Hinokio, E. Sung, **H. M. Shahin**, and Y. Tabata. (2005): Model tests of 3D tunnel excavation considering the effects of existing structures, Proc. of the 40th Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1819-1820.

17) T. Nakai, M. Hinokio, **H. M. Shahin** and Y. Morikawa. (2005): Usefulness of tij and its evolution, Proc. of the 40th Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 381-382.

18) Y. Inoue, T. Nakai, **H. M. Shahin**, N. Iwata and H. Takei. (2005): Analysis of 3D braced excavation using subloading tij model, Proc. of the 40th Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1791-1792.

19) Y. Morikawa, T. Nakai, M. Hinokio, **H. M. Shahin**, A. Yagyu and A. Yamakita. (2005): Simulation of Stress Induced Anisotropy using Isotropic Hardening, Proc. of the 40th Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 383-384.

20) A. Yagyu, T. Nakai, M. Hinokio, **H. M. Shahin**, Y. Morikawa and A. Yamakita. (2005): Validation of isotropic hardening model considering stress induced anisotropy, Proc. of the 40th Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 385-386.

21) **H. M. Shahin** and T. Nakai. (2005): Performance of automatic load stepping method for FEM with subloading tij model, Proc. of 60th conference of the Japan Society of Civil Engineers (JSCE), Tokyo, Japan, September.

22) M. Hinokio, **H. M. Shahin**, T. Nakai, A. Yagyu, T. Kondou and K. Okita (2005): Efficiency of a static soil densification process - investigated by numerical analysis, Proc. of 60th conference of the Japan Society of Civil Engineers (JSCE), Tokyo, Japan, September.

23) M. Hinokio, T. Nakai, F. Zhang, **H. M. Shahin**, A. Yagyu, S. Noda, T. Kondo and K. Okita (2006): Effect of soil improvement by static compaction method, Proc. of the 41st Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 979-980.

24) F. Zhang, T. Nakai, **H. M. Shahin** and Higashihara (2006): Estimation of ground deformation during underground construction in soft ground considering construction sequences, Proc. of the 41st Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1383-1384.

25) M. Yamamoto, T. Nakai, F. Zhang, **H. M. Shahin**, M. Kikumoto, E. Sung and Y. Tabata (2006): Effect of tunnel excavation on the adjacent foundation - 2D model test, Proc. of the 41st Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1539-1540.

26) **H. M. Shahin**, T. Nakai, F. Zhang, M. Kikumoto, E. Sung and M. Yamamoto. (2006): Effect of tunnel excavation on the adjacent foundation - 2D model simulation, Proc. of the 41st Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1541-1542.

27) Y. Tabata, T. Nakai, F. Zhang, **H. M. Shahin**, M. Kikumoto, E. Sung and M. Yamamoto (2006): 3D model test of tunnel excavation considering adjacent structure, Proc. of the 41st Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1703-1704.

28) E. Sung, T. Nakai, F. Zhang, **H. M. Shahin**, M. Kikumoto, M. Yamamoto and Y. Tabata (2006): 3D model simulation of tunnel excavation considering adjacent structure, Proc. of the 41st Japan national conference on geotechnical engineering, Hokkaido, Japan, July, pp. 1705-1706.

29) **H. M. Shahin**, T. Nakai, E. Sung, M. Yamamoto and Y. Tabata (2006): Influence of pile length on the interaction effect of tunneling and existing piled raft, Proc. of 61st conference of the Japan Society of Civil Engineers (JSCE), Kyoto, Japan, September, pp. 115-116.

30) R. Nagatsu, T. Nakai, F. Zhang, **H. M. Shahin**, and. R. Ito (2007): Bearing capacity of different types of foundation under various loads, Proc. of the 42nd Japan national conference on geotechnical engineering, Nagoya, Japan, July, pp. 1183-1184.

1) N. Kenji, F. Zhang, T. Nakai, **H. M. Shahin**, and. M. Hayashi (2007): Analysis on deformation performance of cantilever retaining wall, Proc. of the 42nd Japan national conference on geotechnical engineering, Nagoya, Japan, July, pp. 1423-1424.

32) E. Nakahara, T. Nakai, F. Zhang, **H. M. Shahin**, Y. Tabata and. M. Nagata (2007): Deformation and stress of ground during 2D circular tunneling: model tests, Proc. of the 42nd Japan national conference on geotechnical engineering, Nagoya, Japan, July, pp. 1497-1498.

33) Y. Tabata, T. Nakai, F. Zhang, **H. M. Shahin**, E. Nakahara and. M. Nagata (2007): Deformation and stress of ground during 2D circular tunneling: numerical simulations, Proc. of the 42nd Japan national conference on geotechnical engineering, Nagoya, Japan, July, pp. 1499-1500.

34) **H. M. Shahin**, T. Nakai, F. Zhang, Y. Tabata and E. Nakahara. (2007): Deformation and stress of ground during 2D circular tunneling: effect of adjacent structure, Proc. of the 42nd Japan national conference on geotechnical engineering, Nagoya, Japan, July, pp. 1501-1502.

35) **H. M. Shahin**, T. Nakai, F. Zhang, Y. Tabata and E. Nakahara (2007): Behavior of piled raft during 2D trap door tunnel excavation, Proc. of the 62nd conference of the Japan Society of Civil Engineers (JSCE), Hiroshima, Japan, September, pp. 343-344.

36) T. Nakai, F. Zhang, **H. M. Shahin** and Y. Kimura (2008): Model test and analysis of group pile foundation under various loads, Proc. of the 43rd Japan national conference on geotechnical engineering, Hiroshima, Japan, July, pp. 1175-1176.

37) Y. Uetani, Y. S. Geraldini, Y. Suzuki, T. Nakai, F. Zhang, M. Kikumoto and **H. M. Shahin** (2008): Experiments and their numerical analyses on active and passive earth pressure, Proc. of the 43rd Japan national conference on geotechnical engineering, Hiroshima, Japan, July, pp. 1395-1396.

38) T. Konda, **H. M. Shahin**, T. Nakai and H. Kyokawa (2008): Finite Element Analysis with Elasto-plastic model for the Soft Clayey Ground in Cut and Cover Construction Site, Proc. of the 43rd Japan national conference on geotechnical engineering, Hiroshima, Japan, July, pp. 1409-1410.

39) F. Zhang, T. Nakai, **H. M. Shahin**, M. Kikumoto, Y. Uetani, Y. S. Geraldini and Y. Suzuki (2008): Influence of existing structure on ground and retaining wall in braced excavation: numerical simulation, Proc. of the 43rd Japan national conference on geotechnical engineering, Hiroshima, Japan, July, pp. 1413-1414.

40) **H. M. Shahin**, T. Nakai, F. Zhang, M. Kikumoto, E. Nakahara, M. Nagata and K. Toda (2008): Effect of adjacent piled raft on deformation and stress of ground during 2D circular tunneling: numerical simulation, Proc. of the 43rd Japan national conference on geotechnical engineering, Hiroshima, Japan, July, pp. 1435-1436.

41) E. Nakahara, T. Nakai, F. Zhang, **H. M. Shahin**, M. Kikumoto, M. Nagata and K. Toda (2008): Effect of adjacent piled raft on deformation and stress of ground during 2D circular tunneling: model tests, Proc. of the 43rd Japan national conference on geotechnical engineering, Hiroshima, Japan, July, pp. 1437-1438.

42) M. Nagata, T. Nakai, F. Zhang, **H. M. Shahin**, M. Kikumoto & K. Toda (2008): 2D model tests and simulations on tunnel excavation having various existing foundations，Proc. of the 64th conference of the Japan Society of Civil Engineers (JSCE), Fukuoka, Japan, September, (CD-ROM).

43) Y. Uetani, T. Nakai, F. Zhang, **H. M. Shahin** & M. Kikumoto (2009): Influence of braced excavation on existing nearby structure: 2D model tests，Proc. of the 17th Central Japan JSCE conference (CD-ROM), Japan, March.

44) T. Kijima, T. Nakai, F. Zhang, **H. M. Shahin**, B. Shintaro, I. Fumio and others (2009): New control system for landslide of large-scale slope-cutting, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 105-106.

45) T. Nakai, **H. M. Shahin**, M. Kikumoto, H. Kyokawa and F. Zhang (2009): Rational modeling method to describe various characteristics in geomaterials, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 231-232.

46) **H. M. Shahin**, T. Nakai, M. Kikumoto and H. Kyokawa (2009): Rational modeling of time-dependent behavior in geomaterials, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 233-234.

47) T. Nakai, **H. M. Shahin**, F. Zhang, A. Watanabe and K. Ishii (2009): Reinforcing mechanism of reinforced soil retaining wall with geosynthetics – Model tests and numerical analysis, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 469-470.

48) K. Tatsuo, T. Nakai, F. Zhang, **H. M. Shahin**, B. Shintaro, I. Fumio and others (2009): Conventional triaxial tests on undisturbed soil sampled from potential landslide ground and its element simulation, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 517-518.

49) B. Shintaro, I. Fumio, T. Nakai, F. Zhang, **H. M. Shahin** and others (2009): Conventional triaxial tests on undisturbed soil sampled from potential landslide ground and its element simulation, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 519-520.

50) H. Kyokawa, M. Kikumoto, T. Nakai and **H. M. Shahin** (2009): Rational modeling of stress-strain relation of unsaturated soil, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 649-650.

51) T. Nakai, F. Zhang, **H. M. Shahin**, B. Shintaro, I. Fumio and others (2009): Observational construction using movement observation and elastoplastic FEM on the large scale cut slope(1), Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 801-802.

52) T. Nakai, F. Zhang, **H. M. Shahin**, B. Shintaro, I. Fumio and others (2009): Observational construction using movement observation and elastoplastic FEM on the large scale cut slope(2), Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 803-804.

53) Y. Miyahara, T. Nakai, **H. M. Shahin**, M. Kikumoto, E. Sawada and H. Kyokawa (2009): One-dimensional consolidation on clay with different density, bonding and time effect, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 869-870.

54) T. Konda, **H. M. Shahin** and T. Nakai (2009): Numerical Analysis for Backside Ground Surface Settlement of Braced Wall Considering the Deference of Ground Character, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 1039-1040.

55) Y. Uetani, N. Kanehara, T. Nakai, **H. M. Shahin**, M. Kikumoto and F. Zhang (2009): Influence of braced excavation on existing pile foundation, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 1057-1058.

56) Y. Kimura, T. Nakai, F. Zhang, **H. M. Shahin**, M. Kikumoto and H. Oyama (2009): Bearing capacity and deformation mechanism of group pile foundation under various loading conditions, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 1115-1116.

57) K. Toda, T. Nakai, F. Zhang, **H. M. Shahin**, M. Kikumoto, M. Nagata and S. Nakazawa (2009): Reinforcement mechanism of rock bolts on a semicircular tunnel, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 1279-1280.

58) M. Nagata, T. Nakai, F. Zhang, **H. M. Shahin**, M. Kikumoto, K. Toda and S. Nakazawa (2009): Influence of two-dimensional circular tunneling on adjacent pile foundation, Proc. of the 44th Japan national conference on geotechnical engineering, Yokohama, Japan, August, pp. 1281-1282.

59) H. Kyokawa，M. Kikumoto，T. Nakai & **H. M. Shahin**: Constitutive modeling of soil materials considering temperature change, Proc. of the 64th conference of the Japan Society of Civil Engineers (JSCE), Fukuoka, Japan, September, (CD-ROM).

60) Y. Miyahara, T. Nakai, **H. M. Shahin**, M. Kikumoto & H. Kyokawa (2009): 1D consolidation properties of clay having different densities, bonding and creep properties, Proc. of the 64th conference of the Japan Society of Civil Engineers (JSCE), Fukuoka, Japan, September, (CD-ROM).

61) K. Ishii，T. Nakai，**H. M. Shahin**，M. Kikumoto and T. Iwata (2010): Deformation and failure behavior of backfill ground using geosynthetics reinforced wall, Proc. of the 18th Central Japan JSCE conference (CD-ROM), Japan, March.

62) T. Nakai，**H. M. Shahin**，M. Kikumoto，H. Kyokawa，Y. Miyahara，F. Zhang (2010): Formulation of time-dependent behavior in one-dimensional and three-dimensional constitutive models，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.233-234.

63) A. Ban, H. Kyokawa, M. Kikumoto, T. Nakai and **H. M. Shahin** (2010): Rational modeling of stress-strain relation of temperature dependent behavior in geomaterials，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August. pp.235-236.

64) U. Suzuki，M. Kikumoto，T. Nakai，**H. M. Shahin**，H. Kyokawa (2010): Rational modelling of the effect of particle crushing，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.303-304.

65) K. Tatematsu，M. Koike，H. Kyokawa，M. Kikumoto，T. Nakai，**H. M. Shahin** (2010): Simulation of compression and soaking tests with an elasto-plastic model for unsaturated soils，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August. pp. 671-672.

66) H. Kyokawa，M. Kikumoto，T. Nakai，**H. M. Shahin**，K. Tatematsu，M. Koike (2010): A mechanical quality evaluation of a compacted soil using an elasto-platic constitutive model of unsaturated soil，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.677-678.

67) M. Kikumoto，H. Kyokawa，T. Nakai，**H. M. Shahin** (2010): Mechanical interpretation of the compaction behaviour by an elastoplastic model for unsaturated soils，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.701-702.

68) Y. Miyahara，T. Nakai，**H. M. Shahin**，M. Kikumoto，H. Kyokawa (2010): Application of the one-dimensional model considering the influence of density, bonding and time effect to natural clay，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.755-756.

69) R. Sakai，T. Nakai，**H. M. Shahin**，M. Kikumoto，Y. Yoshida，R. Nagatsu (2010): Investigation of reinforcing method of embankment ground using steel sheet pile - model tests and numerical analyses，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.999-1000.

70) Y. Kimura，T. Nakai，F. Zhang，**H. M. Shahin**，M. Kikumoto，H. Hirase (2010): Bearing capacity mechanism of pile foundation and piled raft foundation- 2D･3D model test and numerical analysis，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.1131-1132.

71) Y. Uetani, M. Kato，T. Nakai，**H. M. Shahin**，M. Kikumoto，F. Zhang (2010): Influence of braced excavation on existing foundation ( raft, pile, piled raft foundation) －study of model experiment and analysis，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, 1265-1266.

72) K. Toda，T. Nakai，F. Zhang, **H. M. Shahin**，M. Kikumoto，Tsugiura (2010): Influence of tunnel excavation on upper existing orthogonal tunnel －Model tests and numerical simulations，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.1339-1340.

73) K. Ishii，**H. M. Shahin**，T. Nakai，M. Kikumoto，T. Iwata (2010): Bearing capacity of ground with geosynthetic-reinforced retaining wall － effect of loading position，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.1375-1376.

74) **H. M. Shahin**，K. Ishii，T. Nakai，M. Kikumoto，T. Iwata (2010): Bearing capacity of ground with geosynthetic-reinforced retaining wall – effect of wall stiffness and embedded depth，Proc. of the 45th Japan national conference on geotechnical engineering, Ehime, Japan, August, pp.1377-1378.

75) M. Koike，K. Tatematsu， H. Kyokawa，M. Kikumoto，T. Nakai，**H. M. Shahin** (2010): Unsaturated elastoplastic modeling based on modified tij an inundation collapse under anisotropic stress condition，Proc. of the 65th conference of the Japan Society of Civil Engineers (JSCE), Sapporo, Japan, September, (CD-ROM).

76) M. Kato，M. Kikumoto，T. Nakai，**H. M. Shahin**，Y. Uetani (2010): Mechanism of retaining wall support using ground anchor，Proc. of the 65th conference of the Japan Society of Civil Engineers (JSCE), Sapporo, Japan, September, (CD-ROM).

77) A. Ban，H. Kyokawa，M. Kikumoto，T. Nakai，**H. M. Shahin** (2010): Rational modeling of stress-strain relation considering thermal property of soil materials，Proc. of the 65th conference of the Japan Society of Civil Engineers (JSCE), Sapporo, Japan, September, (CD-ROM).

78) T. Okuno, H. Sugiyama, T. Nakai and **H. M. Shahin** (2011): Numerical analysis on centrifuge model test for noncircular large tunnel and behavior of soft rock mass based on subloading tij model, Proc. of the 40th Symposium of Rock Mechanics (CD-ROM), Japan, January.

79) K. Okuda, M. Kikumoto，**H. M. Shahin**, T. Nakai，K. Ishii and M. Kato (2011): Effectiveness of anchor in retaining wall problem and the influence of anchor length: 2D model tests and numerical simulations, Proc. of the Central Japan JSCE conference (CD-ROM), Japan, March, pp.225-226.

80) T. Iwata, **H. M. Shahin**, M. Kikumoto，T. Nakai，K. Ishii and T. Kito (2011): Model tests on tunnel excavation considering realistic internal displacement and surrounding earth pressure, Proc. of the 19th Central Japan JSCE conference (CD-ROM), Japan, March, pp.229-230.

81) M. Kikumoto, H. Kyokawa, T. Nakai, **H. M. Shahin**, K. Tatematsu, M. Koike and K. Tsukamoto (2011): Elastoplastic description of soil compaction and successive deformation behaviour, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 21-22.

82) T. Nakai, **H. M. Shahin**, M. Kikumoto and H. Kyokawa (2011): Explanation of time-dependent models for clays in one-dimensional condition, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 301-302.

83) A. Nakaya, T. Okuno, T. Nakai, **H. M. Shahin** (2011): A deformation characteristic of the Kazusa layer mudstone based on consolidation and triaxial compression tests, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 441-442.

84) T. Okuno, A. Nakaya, T. Nakai, **H. M. Shahin** (2011): Numerical simulation using subloading tij model on behavior of mudstone under loading of triaxial compression test, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 443-444.

85) K. Tatematsu, M. Koike, K. Tsukamoto, H. Kyokawa, M. Kikumoto, T. Nakai, **H. M. Shahin** (2011): Soaking behavior of unsaturated soils under compression and extension conditions and its simulation, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 683-684.

86) M. Koike, K. Tatematsu, K. Tsukamoto, H. Kyokawa, M. Kikumoto, T. Nakai and **H. M. Shahin** (2011): Exhausted - undrained compression test reproducing soil compaction and its simulation, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 695-696.

87) H. Yamazaki, W. Inoue, H. Kyokawa, T. Nakai, **H. M. Shahin**, M. Kikumoto (2011): Constant strain rate consolidation test on naturally deposited clay and numerical analysis considering bonding and time dependency, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 787-788.

88) R. Sakai, T. Nakai, **H. M. Shahin**, M. Kikumoto, Y. Yoshida, I. Saito, N. Nagao, K. Toda (2011): Investigation of reinforcing of ground using composite construction method of steel sheet pile and nailing - model tests and numerical analyses, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 1123-1124.

89) M. Kikumoto, T. Nakai, **H. M. Shahin**, H. Hirase and S. Shibata (2011): Adaptive method for controlling settlement of flat foundation by anchors and its experimental validation, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 1159-1160.

90) H. Nakayama, **H. M. Shahin**, T. Nakai (2011): Evaluation on shear resistance depending on the shape of the cross section of steel sheet piles, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp.1329-1320.

91) K. Okuda, M. Kato, M. Kikumoto, **H. M. Shahin**, T. Nakai (2011): Model test on the mechanical behavior of anchor retaining wall, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 1357-1358.

92) M. Kato, K. Okuda, M. Kikumoto, **H. M. Shahin**, T. Nakai (2011): Model test on the mechanical behavior of anchor retaining wall, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 1359-1360.

93) **H. M. Shahin**, T. Nakai, M. Kikumoto, K. Ishii and T. Iwata (2011): Development of a new device for model tunnel excavation, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp.1411-1412.

94) T. Iwata, K. Ishii, T. Kito, T. Nakai, **H. M. Shahin**, M. Kikumoto (2011): Model tests of single tunnel excavation using newly developed device and its numerical simulation, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp.1413-1414.

95) K. Ishii, T. Iwata, T. Kito, T. Nakai, **H. M. Shahin**, M. Kikumoto (2011): Model tests of twin tunnel excavation using newly developed device and its numerical simulation, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 1415-1416.

96) H. Sugiyama, T. Okuno, T. Nakai, **H. M. Shahin** (2011): Centrifuge model test and numerical analysis on non-circular large tunnel, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 1421-1422.

97) M. Hinokio, T. Nakai, and **H. M. Shahin** (2011): Investigation of tunnel behavior subjected to cyclic shear deformation using finite element analysis, Proc. of the 46th Japan national conference on geotechnical engineering, Kobe, Japan, July, pp. 1419-1420.

98) T. Iwata, M. Kikumoto, **H. M. Shahin**, T. Nakai, K. Ishii (2011): Model test on tunnel excavation with mixed-type boundary and its simulation, Proc. of the 56th Japan Geotechnical Engineering Symposium, Tokyo, Japan, November, pp. 53-60.

99) M. Kikumoto, M. Kato, K. Okuda, **H. M. Shahin**, T. Nakai (2011): Support mechanism and effective arrangements of ground-anchors in braced excavation, Proc. of the 56th Japan Geotechnical Engineering Symposium, Tokyo, Japan, November, pp. 137-144.

100) M. Kato, M. Kikumoto, T. Nakai, **H. M. Shahin**, Y. Uetani (2011): Influences of braced excavation on the neighboring foundation, Proc. of the 56th Japan Geotechnical Engineering Symposium, Tokyo, Japan, November, pp. 145-152.

101) **H. M. Shahin**, T. Nakai, M. Kikumoto and H. Yamazaki (2012): Settlement analyses of clays considering soil-water coupling and creep characteristics, Proc. of the 61st National Congress of Theoretical and Applied Mechanics, Tokyo, Japan, March, OS05-06.

102) T. Nakai, **H. M. Shahin**, M. Kikumoto and H. Kyokawa (2012): Description of time-dependent behavior of soils using subloading surface concept, Proc. of the 61st National Congress of Theoretical and Applied Mechanics, Tokyo, Japan, March, OS11-14.

103) T. Iwata, T. Nakai, **H. M. Shahin** and S. Kuroi (2012): Model tests and numerical simulations on new tunnel excavation considering the effect of flat foundation, Proc. of the 20th Central Japan JSCE conference (CD-ROM), Japan, March, III.

104) Y. Yoshida, T. Nakai, **H. M. Shahin**, Kanou, I. Saito, N. Nagao, K. Toda (2012): Investigation of reinforcing ground using steel sheet pile and nailing - numerical analyses, Proc. of the 20th Central Japan JSCE conference (CD-ROM), Japan, March, II.

105) R. Ohashi, K. Asano, T. Nakai, M. Kikumoto and **H. M. Shahin** (2012): Influence of grain size distribution on shear behavior of sand, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 339-340.

106) T. Okuno, A. Nakaya, T. Nakai, **H. M. Shahin** (2012): Numerical simulation on shear band formation of Kazusa Group mudstone under loading of triaxial compression test, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 441-442.

107) W. Inoue, T. Yamaguchi, T. Nakai, **H. M. Shahin**, M. Kikumoto (2012): Experiment and analysis on the characteristic of breakage for geomaterials, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 475-476.

108) K. Tsukamoto, M. Koike, K. Yamada, M. Kikumoto, T. Nakai, **H. M. Shahin** (2012): Experiment of shearing behavior at soaking and after soaking on unsaturated soils, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 659-660.

109) M. Koike，K. Tsukamoto， K. Yamada，M. Kikumoto，T. Nakai，**H. M. Shahin** (2012): Simulation of shearing behavior at soaking and after soaking on unsaturated soils, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 661-662.

110) Y. Yoshida, T. Nakai, **H. M. Shahin** and Y. Kando, N. Nagao, K. Toda and I. Saito (2012): Investigation of reinforcing method of embankment ground using steel sheet pile in clay ground - numerical analyses, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 1003-1004.

111) T. Nakai, **H. M. Shahin**, Y. Yoshida and S. Mio (2012): Effective method for increasing bearing capacity with geosynthetics – discussion based on model tests, numerical simulations and fields, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 1025-1026.

112) Masuda, M. Kikumoto, **H. M. Shahin**, T. Nakai (2012): Effectiveness of ground anchorages in settlement of shallow foundation, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 1027-1028.

113) K. Okuda, M. Kato, K. Okada, T. Nakai, **H. M. Shahin**, M. Kikumoto (2012): Investigation of the optimal support patterns in ground anchors for earth retaining excavation - model experiment and numerical analyses, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 1221-1222.

114) M. Kato, **H. M. Shahin**, T. Nakai, M. Kikumoto, T. Konda, H. Ito (2012): Elasto-plastic finite element analyses of earth retaining excavation with anchors, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 1223-1224.

115) T. Iwata, S. Kuroi, T. Nakai, **H. M. Shahin** (2012): Model tests and numerical simulation of twin tunnel excavation considering excavation sequence, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 1257-1258.

116) **H. M. Shahin**, T. Nakai, T. Iwata, S. Kuroi (2012): Model tests and numerical simulations of tunneling in deep underground considering existing structure, Proc. of the 47th Japan national conference on geotechnical engineering, Hachinohe, Japan, July, pp. 1259-1260.

117) K. Okuda , **H. M. Shahin**, T. Nakai, M. Kato & Okada (2012): 既設構造物近くでのグラウンドアンカー式山留め掘削の合理的な支保パターン, Proc. of the 67th conference of the Japan Society of Civil Engineers (JSCE), Nagoya, Japan, September, (CD-ROM).

118) Yamazaki, **H. M. Shahin** & T. Nakai (2012): Deformation analysis considering structured and time dependent behavior of soils, Proc. of the 67th conference of the Japan Society of Civil Engineers (JSCE), Nagoya, Japan, September, (CD-ROM).

119) R. Ohashi, T. Nakai, **H. M. Shahin** & H. Kyokawa (2012): 砂の誘導異方性に関する実験的検討, Proc. of the 67th conference of the Japan Society of Civil Engineers (JSCE), Nagoya, Japan, September, (CD-ROM).

120) R. Ohashi, K. Asano, **H. M. Shahin**, T. Nakai & H. Kyokawa (2013): Experimental investigation of the Development of Stress Induced Anisotropy and its Dissipation in Sand, Proc. of the 7th conference of the Japan Society of Material Science Tokai Branch, Nagoya, Japan, March, pp. 71-72.

121) K. Tsukamoto, T. Yamaguchi, F. Zhang, **H. M. Shahin** and T. Nakai (2013): Consideration of net stress and effective stress in unsaturated soils based on triaxial tests, Proc. of the 21st Central Japan JSCE conference (CD-ROM), Japan, March, III-4.

122) R. Ohashi, K. Asano, **H. M. Shahin** and T. Nakai (2013): Strain stabilization during cyclic loading under drained and undrained tests, Proc. of the 21st Central Japan JSCE conference (CD-ROM), Japan, March, III-20.

123) S. Kuroi, **H. M. Shahin** and T. Nakai (2013): Earth pressure at tunnel due to repeated shear deformation, Proc. of the 21st Central Japan JSCE conference (CD-ROM), Japan, March, III-24.

124) R. Ohashi, K. Asano, **H. M. Shahin** and T. Nakai and H. Kyokawa (2013): Extension of isotropic hardening constitutive model considering the stabilization of stress-strain behavior under cyclic loading, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp. 555-556.

125) K. Asano, R. Ohashi, **H. M. Shahin** and T. Nakai (2013): Influence of the stress history on the stress-dilatancy characteristic and the stiffness of soil, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp. 559-560.

126) S. Masuda, Takeda, Y. Morikawa, **H. M. Shahin**, T. Nakai and S. Mio (2013): Reinforcing effect of geosynthetics on bearing capacity, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp.693-694.

127) T. Yamaguchi, K. Tsukamoto, **H. M. Shahin**, T. Nakai and F. Zhang (2013): Consideration of net stress and effective stress in the modeling of unsaturated soil, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp. 839-840.

128) K. Tsukamoto, T. Yamaguchi, **H. M. Shahin** and T. Nakai (2013): Modeling of the mechanical behavior of unsaturated soils using bonding effect, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp. 841-842.

129) K. Okuda，T. Fukuoka，**H. M. Shahin** and T. Nakai (2013): Investigation of optimum anchor length and embedded length in ground anchors for earth retaining excavation, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp. 1433-1434.

130) T. Konda, T. Hashimoto, J. Nagaya, **H. M. Shahin** and T. Nakai (2013): Numerical Analysis on Tunnel Lining and Ground Behavior due to Shield Excavation, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp. 1475-1476.

131) **H. M. Shahin**, T. Nakai and S. Kuroi (2013): Effect of repeated shear deformation on tunnel earth pressure – model test and numerical analysis, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp. 1499-1500.

132) S. Kuroi, **H. M. Shahin** and T. Nakai (2013): Model tests and numerical simulations of tunnel excavation in deep underground considering existing structure, Proc. of the 48th Japan national conference on geotechnical engineering, Toyama, Japan, July, pp. 1501-1502.

133) T. Yamaguchi, **H. M. Shahin**, H. Kyokawa & T. Nakai (2014): Compression and collapse behavior of unsaturated soil under 1D condition and its analysis, , Proc. of the 8th conference of the Japan Society of Material Science Tokai Branch, Nagoya, Japan, March, pp. 59-61.

134) K. Asano, **H. M. Shahin**, H. Kyokawa & T. Nakai (2014): Introduction of rotational hardening rule in subloading tij model, Proc. of the 49th Japan national conference on geotechnical engineering, Kita Kyushu, Japan, July, pp. 421-422.

135) K. Asano, S. Kobayashi, **H. M. Shahin** and T. Nakai (2014): Influence of the stress history on the stress-dilatancy characteristic and the stiffness of soil, Proc. of the 49th Japan national conference on geotechnical engineering, Kita Kyushu, Japan, July, pp. 425-426.

136) S. Masuda, R. Suzuki, Y. Morikawa, **H. M. Shahin**, T. Nakai and S. Mio (2014): Reinforcing effect of geosynthetics on bearing capacity - 2D model tests and numerical simulations, Proc. of the 49th Japan national conference on geotechnical engineering, Kita Kyushu, Japan, July, pp. 561-562.

137) Y. Morikawa, S. Masuda, R. Suzuki, **H. M. Shahin**, T. Nakai and S. Mio (2014): Reinforcing effect of geosynthetics on bearing capacity - Centrifuge model tests and 3D numerical simulations, Proc. of the 49th Japan national conference on geotechnical engineering, Kita Kyushu, Japan, July, pp. 563-564.

138) T. Yamaguchi, S. Kanno, **H. M. Shahin**, H. Kyokawa, T. Nakai (2014): Investigation of effective stress of unsaturated soil and application of its results to constitutive modeling, Proc. of the 49th Japan national conference on geotechnical engineering, Kita Kyushu, Japan, July, pp. 705-706.

139) S. Kuroi, D. Takeichi, **H. M. Shahin** and T. Nakai (2014): Earth pressure of tunnel due to repeated sheer deformation, Proc. of the 49th Japan national conference on geotechnical engineering, Kita Kyushu, Japan, July, pp. 1289-1290.

140) **H. M. Shahin**, S. Kuroi, D. Takeichi and T. Nakai (2014): Effect of repeated shear deformation on tunnel earth pressure – model test and numerical analysis, Proc. of the 49th Japan national conference on geotechnical engineering, Kita Kyushu, Japan, July, pp. 1931-1932.

141) T. Kinoshita, **H. M. Shahin**, Y. Isobe and T. Nakai (2015): Experimental Investigation on bearing capacity using geosynthetics and sheet pile, Proc. of the 50th Annual Conference of Japanese Geotechnical Society, Hokkaido, Japan, July, pp. 1647-1648.

142) Y. Isobe, T. Kinoshita, **H. M. Shahin**, and T. Nakai (2015): Investigation of the displacement restraint method by steel sheet pile in the ground subjected to shear deformation, Proc. of the 50th Annual Conference of Japanese Geotechnical Society, Hokkaido, Japan, July, pp. 1649-1650.

- New Frontier in Computational Geotechnics, Proceedings of 5th International Workshop on New Frontiers in Computational Geotechnics, Authors – H. M. Shahin, D. M. Pedroso, F. Zhang & A. Yashima, 2010, ISBN 978-4-87797-177-9 C3051.
- New Frontier in Computational Geotechnics, Proceedings of 6th International Workshop on New Frontiers in Computational Geotechnics, Authors – H. M. Shahin, F. Zhang & A. Yashima, 2012, ISBN 978-4-87797-190-9 C3050.
- Geotechnique, Construction Materials & Environment, Volume 3, Md. Zakaria Hossain & H. M. Shahin, 2013, ISSN 2186-2982, ISBB 978-4-9905-9580-1.

**Title: Stability evaluation of slope ground**

Date of Application: February 24, 2009, Application no: Patent 2009-040597

Date of Acceptance: September 9, 2010, Publication no: Patent 2010-196306

The present invention relates to provide a ground stability assessment method that can accurately evaluate the stability of the ground during construction and after construction or excavation of slope ground.

- Soils and Foundation
- Int. Journal of Geotechnique, Construction Materials and Environment