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Professor Zeljko Cabarkapa

Zeljko Cabarkapa

Professor Zeljko Cabarkapa is a geotechnical engineer with more than 34 years of experience in practice in the UK and around the world.

His area of expertise includes forensic engineering and site characterisation, ground investigation, rock slope stability, slope stabilisation, retaining wall design, groundwater flow, earthworks, embankments over soft soil, ground improvement, reclamations, foundation design, tunnel construction, seismic design, numerical analysis, and partially saturated soils. He has been involved in numerous forensic investigations and in recent years has given evidence to evidentiary hearings in many different international jurisdictions.

View CV [PDF]

View publications

  1. Spasojevic, A. and Cabarkapa, Z. (2010) Extended stress field analysis for axisymmetric punch indentation, Submitted to Canadian Geotechnical Journal
  2. Spasojevic, A. and Cabarkapa, Z. (2010) Extended stress field method for soils with nonlinear failure envelope, Submitted to Geotechnique
  3. Zhang, X., Mavroulidou, M., Gunn, M.J. and Cabarkapa, Z. (2010) A study of the water retention characteristics and volume change of lime treated London Clay, 5th International Conference on Unsaturated Soil, Barcelona
  4. Zhang, X., Mavroulidou, M., Gunn, M.J., Cabarkapa, Z., and Sutton, J. (2010) Developing a novel non-contact laser displacement transducer technique for volume change measurements of unsaturated soils, 5th International Conference on Unsaturated Soil, Barcelona
  5. Zhang, X., Cabarkapa, Z., Mavroulidou, M. and Gunn, M.J. (2009) A study of the laboratory measurement of the Soil Water Retention Curve, 11th International Conference on the Environmental Science and Technology (CEST 2009), Chania, Greece
  6. Zhang, X., Mavroulidou, M., Gunn, M.J. and Cabarkapa, Z. (2009) Experiences gained using various axis translation technique apparatus to determine soil water retention curve, Submitted to the 4th Asia-Pacific Conference on Unsaturated Soil
  7. Cabarkapa, Z., (2009). Influence of suction on the bearing capacity, Submitted to the 4th Asia-Pacific Conference on Unsaturated Soils
  8. Valstad, T., Cabarkapa, Z., and TINTO, W. (2008) Rock slide in spillway cut Projecto Trasvase Olmos in Peru. Inter. Geological Congress, Oslo, Norway
  9. Cabarkapa, Z., (2007). Compensation grouting – recent advances. Proc. 14th European Conf. on Soil Mechanics and Geotechnical Engineering, Madrid
  10. Franzius, J.N., Schroeder, F.C., Grammatikopoulou, A., Cabarkapa, Z., Higgins, K.G. & Potts, D.M. (2007). Comparison of different approaches to model compensation grouting. Proc. 1lth lnt. Conf. on Numerical Models in Geomechanics – NUMOG X, Rhodes (eds G.N. Pande & S. Pietruszczak), Taylor & Francis Group, pp 359-364
  11. Cabarkapa, Z. (2007) A Non-Linear Failure Envelope for Unsaturated Soils, Proc. of the 3rd Asian Conference on Unsaturated Soils, China. pp. 185-190
  12. Cabarkapa, Z. (2007) Discussion in ASCE ‘Drained Residual Shear strength of some claystones from Front Range, Colorado’ J. Geotech and Geoenvir. Engrg. Volume 133, Issue 9, pp 1172-1173
  13. Pedley, M., Fernie, R., St John, H.D. and Cabarkapa, Z. (2007) Design and construction of high capacity large diameter bearing piles in the soils of the London basin for top down construction, Proc. of the 14th European Conference on Soil Mechnanics and Geotechnical Engineering, Madrid, pp. 381-386
  14. Cabarkapa, Z. (2006) Discussion in Geotechnique ‘Shear strength of cohesionless soils at low stress’. Geotechnique, Vol 56, Issue 6, pp 439-441
  15. Boghosian, H., Cabarkapa, Z., Ferreira, B., Pedley, M. and St John, H.D. (2006) Construction of a deep basement on a sloping site in Glasgow: The Aurora Project, 10th International Conference on Pilling and Deep Foundations, Article 1348
  16. Cabarkapa, Z. and Cuccovillo, T.  (2006). Automated triaxial apparatus for testing unsaturated soils, ASTM Geotechnical Testing Journal
  17. Nuseibeh, G.M., Higgins, K.G., Cabarkapa, Z. and Zdravkovic, L. (2005) A numerical study of the behaviour of 19th century brick-lined tunnels in London’, 11th International Conference of IACMAG, Torino, Italy, pp. 695-702
  18. Cabarkapa, Z., Milligan, G.W.E., Menkiti, C.O., Murphy, J. and Potts, D.M. (2003) Design and performance of a large diameter shaft in Dublin Boulder Clay, BGA International Conference on Foundations, Dundee
  19. Cabarkapa, Z., Cuccovillo, T., Gunn, M. and Crilly, S.M. (2003). Discussion: “Suction in compacted states” by Vatsala, A. and Srinivasa Murthy, B.R. Geotechnique 52, No.4
  20. Cabarkapa, Z., Gunn, M. and Cuccovillo, T. (2003). Response of soil with compressible pore fluid, 2nd Asian Conference on Unsaturated Soils, Osaka, Japan
  21. Cabarkapa, Z. and WHITE, M. (2002). Air-drying processes in unsaturated soils, International workshop on Environmental Geomechanics, Monte Verita, Switzerland.
  22. Cabarkapa, Z., Cuccovillo, T. and Gunn, M. (2001). Discussion: “A unique relationship for c for the determination of the shear strength of unsaturated soils” by N. Khalili and M.H. Khabbaz, Geotechnique Vol. 48, No.5.
  23. Cabarkapa, Z. (2000). A multifunctional apparatus for unsaturated soil testing, Sixth Young Geotechnical Engineers Symposium, City University, London
  24. Cabarkapa, Z., Cuccovillo, T. and Gunn, M. (1999). Some aspect of the pre-failure behaviour of unsaturated soil. Invited paper for poster session for Second International Symposium on Pre-failure Deformation Characteristics of Geomaterials, IS Torino ’99
  25. Cabarkapa, Z., Cuccovillo, T. and Gunn, M. (1998). A new triaxial apparatus for testing unsaturated soil. Invited paper for presentation at 2nd International Conference on Unsaturated Soils, UNSAT’98, Beijing

View invited lectures

  1. Cabarkapa, Z. (2010). What engineers should know about investment, and investors about engineering, Real Estate Exhibition and Conference, Belgrade
  2. Cabarkapa, Z. (2010). Olmos Collapse – University of Bari, Italy
  3. Cabarkapa, Z. (2009). Geotechnical Risk – Bank of America/Merrill Lynch, Bank of America HQ, London
  4. Cabarkapa, Z. (2008). Numerical modelling – recent advances, University of Podgorica, Montenegro
  5. Cabarkapa, Z. (2007). Infrastructure projects – British Infrastructure Development Specialists Event, British Embassy Belgrade
  6. Cabarkapa, Z. (2000). An experimental and numerical study of the behaviour of unsaturated soil, Soil Mechanics Colloquium, Imperial College, London.
  7. Cabarkapa, Z. (1999). Unsaturated soils – from theory to practice, Kings College, University of Aberdeen

View theses

  1. Cabarkapa, Z. (2001) Mechanical behaviour and modelling of unsaturated soil. PhD Thesis, South Bank University, London
  2. Cabarkapa, Z. (1996) Coefficient Nγ in the theory of bearing capacity of shallow foundations on sand, MSc dissertation, University of Belgrade

Areas of expertise

  • Ground investigation
  • Rock slope stability
  • Slope stabilisation
  • Retaining wall design
  • Groundwater flow
  • Earthworks
  • Embankments over soft soil
  • Ground improvement
  • Reclamations
  • Foundation design
  • Tunnel construction
  • Seismic design
  • Numerical analysis
  • Unsaturated and partially saturated soils
  • Forensic investigation and expert witness
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