My major field of work and research is geotechnical engineering, deep foundations, and tunnelling. Specifically, areas of expertise include, but not only limited to - 

  • Soil dynamics
  • Soil Structure Interactions (SSI)
  • Model testings (1g and centrifuge tests)
  • Analysis and design of pile foundations including inclined/batter piles
  • Seismic design of geotechnical structures
  • Numerical modelling and analysis of geotechnical problems
  • Retaining structures
  • Sprayed concrete lined tunnels
  • Project management

List of Publications

A. Journals

Ullah MS, Yamamoto H, Goit CS and Saitoh M (2018) On the verification of superposition method of kinematic interaction and inertial interaction in dynamic response analysis of soil-pile-structure systems. Soil Dynamics and Earthquake Engineering, Vol. 113, pp. 522-533 [Link].

Goit CS and Saitoh M (2018) Single pile under vertical vibrations in cohesionless soil. Géotechnique, Vol. 68, Issue 10, pp. 893-904 [Link].

Torshizi MF, Saitoh M, Álamo GM, Goit CS, Padrón LA (2018) Influence of pile radius on the pile head kinematic bending strains of end-bearing pile groups. Soil Dynamics and Earthquake Engineering, Vol. 105, pp. 184-203 [Link].

Goit CS and Saitoh M (2016) Experimental approach on the pile-to-pile interaction factors and impedance functions of inclined piles. Géotechnique, Vol. 66, Issue 11, pp. 888-901 [Link].

Goit CS, Saitoh M and Mylonakis G (2016) Principle of superposition for assessing horizontal dynamic response of pile groups encompassing soil nonlinearity. Soil Dynamics and Earthquake Engineering, Vol. 82, pp. 73-83 [Link].

Saitoh M, Padrón LA, Aznárez JJ, Maeso O, and Goit CS (2016) Expanded Superposition Method for Impedance Functions of Inclined Pile Groups. International Journal for Numerical and Analytical Methods in Geomechanics, Vol. 40, Issue 2, pp. 185-206 [Link].

Goit CS and Saitoh M (2014) Model tests on horizontal impedance functions of fixed-head inclined pile groups under soil nonlinearity. Journal of Geotechnical and Geoenvironmental Engineering, ASCE, Vol. 140, No. 6, pp. 04014023 [Link].

Tazoh T, Jang J, Taji Y, Kimata H, Sakai Y, Saitoh M, and Goit CS (2014) Nonlinear kinematic interaction response of batter pile - centrifuge vibration tests. Journal of Japan Society of Civil Engineers, Series A1 (Structural Engineering & Earthquake Engineering (SE/EE)), Vol. 70, No. 1, pp. 51-66 [Link].

Goit CS, Saitoh M, Oikawa H, and Kawakami H (2014) Effects of soil nonlinearity on the active length of piles embedded in cohesionless soil: model studies. Acta Geotechnica, Vol. 9, Issue 3, pp. 455-467 [Link].

Goit CS and Saitoh M (2013) Model tests and numerical analyses on horizontal impedance functions of inclined single piles embedded in cohesionless soil. Earthquake Engineering and Engineering Vibration, Vol. 12, No. 1, pp. 143-154 [Link].

Goit CS, Saitoh M, Mylonakis G, Kawakami H, and Oikawa H (2013) Model tests on horizontal pile-to-pile interaction incorporating local non-linearity and resonance effects. Soil Dynamics and Earthquake Engineering, Vol. 48, pp. 175-192 [Link].

B. Conferences and Proceedings

Ullah MS, Kajiwara K, Goit CS, and Saitoh M (2019) Effective foundation input motion for soil-steel pipe sheet pile (SPSP) foundation system. In Proceeding of the International Conference on Computational & Experimental Engineering and Sciences, March 25-28, Tokyo, Japan.

Goit CS and Saitoh M (2017) Dynamic Pile-to-Pile Interaction Factors for Inclined Pile Groups. The 5th International Conference on Engineering, Energy and Environment, Nov. 1-3, Bangkok, Thailand.

Álamo GM, Saitoh M, Goit CS, Padrón LA, Aznárez JJ, and Maeso O (2017) Pile-to-pile kinematic interaction factors for vertically-incident shear waves. 2nd Global Conference on Applied Computing in Science and Engineering, July 26-28, Canary Islands, Spain.

Goit CS and Saitoh M (2015) Effects of soil nonlinearity on the lateral impedance functions of inclined single piles. 17th JSCE International Summer Symposium, September 16-17, Okayama, Japan.

Goit CS, Saitoh M, and Mylonakis G (2013) Applicability of principle of superposition in obtaining horizontal impedance functions of pile groups under soil nonlinearity. 4th International Conference on Computational Methods in Structural Dynamics and Earthquake Engineering, COMPDYN 2013, June 12-14, Kos Island, Greece.

Goit CS, Saitoh M, and Mylonakis G (2012) Model tests on validation of principle of superposition in obtaining pile groups’ horizontal impedance functions under soil non-linearity. Proceedings of the International Symposium on Earthquake Engineering, Japan Earthquake Engineering Association, Vol. 1, pp. 191-198.

Tazoh T, Sato M, Jang J, Taji Y, Kimata H, Kobayashi N, Saitoh M, Goit CS, and Gazetas G (2012) Seismic Behavior of Batter-Pile Foundation: Centrifuge Tests and Analytical Study. The 3rd International Symposium on Advances in Urban Safety, Nov. 24-25, Nanjing, China.

Goit CS, Kovacs A, and Thomas A (2011) Advanced numerical modelling in tunnel design – The example of a major project in the UK. 2nd International FLAC/DEM Symposium, Feb. 14-16, Melbourne, Australia.

Goit CS, Saitoh M, Kawakami H, and Nishiyma S (2008) Experimental Studies on Non-Linear Response of Soil-Pile-Structure Systems Subjected to Strong Ground Motion. 14th World Conference on Earthquake Engineering, Oct. 12-17, Beijing, China. 

C. Reports

Goit CS and Saitoh M (2016) Preliminary Report on 2016 Kumamoto EQ Damage Investigation - Mashiki Town Area [Link].