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Dr Tiago Dias

Tiago Dias

Dr Tiago Dias is a senior geotechnical engineer with more than 10 years of experience in research and industry, with particular emphasis on underground constructions, mining waste embankments, and numerical modelling.

He has a special interest in modelling the processes taking place around tunnel boring machines, and their interaction with deep foundations and surrounding structures.

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  1. Dias, T. G. S. (2011) Evaluation of the behaviour of large-diameter shafts for purposes of underground infrastructure (in portuguese), MSc thesis, University of Brasilia https://doi.org/10.13140/2.1.3160.2889
  2. Volkmer, M. V. & Dias, T. G. S. (2012) Design and construction aspects of a geocomposite drainage system in a dam. In: GeoAmericas – 2nd Pan-American Geosynthetics Conference, Lima, Peru, https://doi.org/10.13140/2.1.1751.2641
  3. Dias, T. G. S. (2013) Evaluation methodology of shotcrete support systems – case study in large diameter shafts (in portuguese), MSc thesis, University of Brasilia, https://doi.org/10.13140/2.1.5159.1367
  4. Dias, T. G. S., Farias, M. M. & Assis, A. P. (2013) Large diameter shafts: A 3D analysis. In: ITA World Tunnel Congress 2013 – Underground – the way to the future. Geneva, Switzerland, pp. 987–994, https://doi.org/10.1201/b14769-135
  5. Dias, T. G. S. & Bezuijen, A. (2013) General Report of TC204 Underground Constructions. In: 18th International Conference on Soil Mechanics and Geotechnical Engineering – Challenges and Innovations in Geotechnics, Paris, France, pp. 1673–1680, https://doi.org/10.13140/RG.2.1.2437.1361
  6. Dias, T. G. S. & Bezuijen, A. (2014) Pile Tunnel Interaction: Literature review and data analysis. In: ITA World Tunnel Congress 2014 – Tunnels for a better life, Foz do Iguaçu, Brazil, https://doi.org/10.13140/2.1.4372.7040
  7. Dias, T. G. S. & Bezuijen, A. (2014) Pile-Tunnel Interaction: A conceptual analysis. In: Geotechnical Aspects of Underground Construction in Soft Ground – 8th International Symposium (IS-Seoul) , Seoul, South Korea, pp. 251–255, https://doi.org/10.1201/b17240-47
  8. Dias, T. G. S. & Bezuijen, A. (2014) Tunnel modelling: Stress release and constitutive aspects. In: Geotechnical Aspects of Underground Construction in Soft Ground – 8th International Symposium (IS- Seoul), Seoul, South Korea, pp. 197–202, https://doi.org/10.1201/b17240-37
  9. Assis, A. P., Dias, T. G. S. & Rocha, H. C. (2014). Geotechnical Aspects and Behaviour of some Large-Scale Underground Structures in Brazil (Keynote Lecture). In: Geotechnical Aspects of Underground Construction in Soft Ground – 8th International Symposium (IS-Seoul), Seoul, South Korea, https://doi.org/10.13140/RG.2.1.4010.0002
  10. Dias, T. G. S., Farias, M. M. & Assis, A. P. (2015) Large diameter shafts for underground infrastructure. Tunnelling and Underground Space Technology, 45, 181–189, https://doi.org/10.1016/j.tust.2014.09.010
  11. Dias, T. G. S. & Bezuijen, A. (2015) TBM Pressure models: Calculation tools. In: ITA World Tunnel Congress 2015 – SEE Tunnel – Promoting Tunnelling in SEE Region, Dubrovnik, Croatia, https://doi.org/10.13140/RG.2.1.1780.4962
  12. Dias, T. G. S. & Bezuijen, A. (2015) Data Analysis of Pile Tunnel Interaction. Journal of Geotechnical and Geoenvironmental Engineering, 141(12), https://doi.org/10.1061/(ASCE)GT.1943-5606.0001350
  13. Dias, T. G. S. & Bezuijen, A. (2015) TBM Pressure Models – Observations, Theory and Practice. In: 15th Pan- American Conference on Soil Mechanics and Geotechnical Engineering – Geotechnical Synergy in Buenos Aires 2015 – Invited Lectures, Buenos Aires, Argentina, pp. 347–374, https://doi.org/10.3233/978-1- 61499-599-9-347
  14. Dias, T. G. S. & Bezuijen, A. (2015) A New Teaching Concept for Axially Loaded Piles. In: 15th Pan-American Conference on Soil Mechanics and Geotechnical Engineering – From Fundamentals to Applications in Geotechnics, Buenos Aires, Argentina, pp. 1774–1781, https://doi.org/10.3233/978-1-61499-603-3-1774
  15. Dias, T. G. S. & Bezuijen, A. (2016) A Different View on TBM Face Equilibrium in Permeable Ground. In: ITA World Tunnel Congress 2016 – Uniting an Industry, San Francisco, USA, https://doi.org/10.13140/RG.2.1.2223.6561
  16. Dias, T. G. S. (2017) Pile Tunnel Interaction. PhD thesis, Ghent University, https://doi.org/10.13140/RG.2.2.32682.21444
  17. Dias, T. G. S. & Bezuijen, A. (2017) Grout pressure distribution during TBM tunnelling. In: Geotechnical Aspects of Underground Construction in Soft Ground – 9th International Symposium (IS-São Paulo), Sao Paulo, Brazil, pp. 153–160, https://doi.org/10.1201/9781315099507-17
  18. Dias, T. G. S. & Bezuijen, A. (2017) Pile tunnel interaction: An analytical framework. In: Geotechnical Aspects of Underground Construction in Soft Ground – 9th International Symposium (IS-São Paulo), Sao Paulo, Brazil, pp. 105–110, https://doi.org/10.1201/9781315099507-11
  19. Dias, T. G. S. & Bezuijen, A. (2017) Pile tunnel interaction during mechanized tunnelling. In: Geotechnical Aspects of Underground Construction in Soft Ground – 9th International Symposium (IS-São Paulo), Sao Paulo, Brazil, pp. 111–118, https://doi.org/10.1201/9781315099507-12
  20. Xu, T., Bezuijen, A. & Dias, T. G. S. (2017). Slurry infiltration ahead of slurry TBM’s in saturated sand: laboratory tests and consequences for practice. In: Geotechnical Aspects of Underground Construction in Soft Ground – 9th International Symposium (IS-São Paulo), Sao Paulo, Brazil, pp. 121–126, https://doi.org/10.1201/9781315099507-13
  21. Dias, T. G. S. & Bezuijen, A. (2017) A design tool for piles subjected to passive displacements. In: EURO: TUN 2017 – 4th International Conference on Computational Methods in Tunneling and Subsurface Engineering, Innsbruck, Austria.
  22. Bezuijen, A. & Dias, T. G. S. (2017) EPB, chamber pressure dissipation during standstill. In: EURO: TUN 2017 – 4th International Conference on Computational Methods in Tunneling and Subsurface Engineering, Innsbruck, Austria.
  23. Bezuijen, A., Xu, T. & Dias, T. G. S. (2017). Pore pressures in front of a slurry shield: development and decline. In: EURO: TUN 2017 – 4th International Conference on Computational Methods in Tunneling and Subsurface Engineering, Innsbruck, Austria.
  24. Dias, T. G. S. & Bezuijen, A. (2017) A Design Framework for TBM Face Equilibrium in Permeable Ground. In: ITA World Tunnel Congress 2017 – Surface Challenges – Underground Solutions, Bergen, Norway
  25. Dias, T. G. S. & Bezuijen, A. (2017) A design tool for pile tunnel interaction. In: 19th International Conference on Soil Mechanics and Geotechnical Engineering – Unearth the Future, Connect Beyond, Seoul, Korea, pp. 1667–1670.
  26. Dias, T. G. S. & Bezuijen, A. (2017) Underground constructions in soft ground – general report of the TC204. In: 19th International Conference on Soil Mechanics and Geotechnical Engineering – Unearth the Future, Connect Beyond, Seoul, Korea, pp. 1641–1648
  27. Dias, T. G. S. & Bezuijen, A. (2018) Load-Transfer Method for Piles under Axial Loading and Unloading. Journal of Geotechnical and Geoenvironmental Engineering, 144(1), 04017096. https://doi.org/10.1061/(ASCE)GT.1943-5606.0001808
  28. Dias, T. G. S. & Bezuijen, A. (2018) Pile tunnel interaction: Pile settlement vs Ground settlements. In: ITA World Tunnel Congress 2018 – The Role of Underground Space in Building Future Sustainable Cities, Dubai, United Arab Emirates, pp. 2530–2539.
  29. Mckay Fletcher, D., Ruiz, S., Dias, T. G. S., PETROSELLI, C. & ROOSE, T. (2020) Linking root structure to functionality: The impact of root system architecture on citrate enhanced phosphate uptake. New Phytologist. https://doi.org/10.1111/nph.16554
  30. Ruiz, S. A., Mckay Fletcher, D. M., Boghi, A., Williams, K. A., Duncan, S. J., Scotson, C. P., Petroselli, C., Dias, T. G. S., Chadwick, D. R., Jones, D. L. & Roose, T. (2020) Image-based quantification of soil microbial dead zones induced by nitrogen fertilization. Science of the Total Environment, 727. https://doi.org/10.1016/j.scitotenv.2020.138197
  31. Woodman, N., Smethurst, J., Roose, T., Powrie, W., Meijer, G. K. J. & Dias, T. G. S. (2020) Mathematical and computational modelling of vegetated soil incorporating hydraulically-driven finite strain deformation. Computers and Geotechnics, In Press.

Areas of expertise

  • Mining waste embankments
  • Numerical modelling
  • Tunnel construction
  • Ground movements
  • Foundations
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