Geofoam-enhanced soft embankments with a load distribution slab for improved pavement performance: A 3D numerical analysis
References
- Diop, S., Stapelberg, F., Tegegn, K., Ngubelanga, S., & Heath, L. (2011). A review on problem soils in South Africa. Council for Geoscience Report (2011–0062).
- Aneke, F. I., Mostafa, M. H., & Moubarak, A. (2021). Resilient modulus and microstructure of unsaturated expansive subgrade stabilised with activated fly ash. International Journal of Geotechnical Engineering, 15, 915–938. doi: 10.1080/19386362.2019.1656919.
- Aneke, F. I., Mohamed, M. H., & Azza, M. (2021) Swelling stress effects on shear strength resistance of subgrades, International Journal of Geotechnical Engineering, 15(8), 939–949, doi: 10.1080/19386362.2019.1656445.
- Aneke, F. I., Hanandeh, S., & Kalumba, D. (2023). Evaluation of factors affecting the performance of fiber-reinforced subgrade soil characteristics under cyclic loading. Civil Engineering Journal, 9, 2046–2061.
- Underwood, B. S., Guido, Z., Gudipudi, P., & Feinberg, Y. (2017). Increased costs to US pavement infrastructure from future temperature rise. Nature Climate Change, 7(10), 704–707.
- King, D. J., Gniel, J., King, L., & Bouazza, A. (2020). Geosynthetic reinforced column supported embankments – designing for serviceability. Australian Geomechanics Journal, 55(1), 27–40.
- Wang, Z. J., Jacobs, F., & Ziegler, M. (2017). Influence of geogrid transverse members on strength and deformation behavior of reinforced granular soil. Rock and Soil Mechanics, 38(8), 1–7. (in Chinese).
- Ali, K., Shahu, J. T., & Sharma, K. G. (2012). Model tests on geosynthetic reinforced stone columns: a comparative study. Geosynthetics International, 19(4), 292–305.
- El Kamash, W., Han, J., & ASCE, F. (2014). Displacements of column-supported embankments over soft clay after widening considering soil consolidation and column layout: Numerical analysis. Soils and Foundations, 54(6), 1054–1069.
- Aneke, F. I., & Mostafa, M. H. (2020). Performance assessment of pavement structure using dynamics cone penetrometer (DCP). International Journal of Pavement Research and Technology, 13, 466–476. doi: 10.1007/s42947-020-0249-z.
- Yogendra, T., Mohsin, J., Chandresh, S., Atul, D., & Jignesh, P. (2017) Performance of small group of geosynthetic-reinforced granular piles. Marine Georesources Geotechnology, 35(4), 504–511. doi: 10.1080/1064119X.2016.1213336.
- Ng, K. S., & Tan, S. A. (2015) Stress transfer mechanism in 2D and 3D unit cell models for stone column improved ground. International Journal of Geosynthetics and Ground Engineering, 1, 1–9.
- Wijerathna, M., & Liyanapathirana, D. S. (2020) Load transfer mechanism in geosynthetic reinforced column-supported embankments 2020. Geosynthetics International, 27(3), 236–248. doi: 10.1680/jgein.19.00022.
- Rojimol, J., & Umashankar B. (2022). Three-dimensional analysis of geogrid reinforced flexible pavement using finite difference program FLAC3D. GEOMATE Journal, 22(92), 41–47. https://geomatejournal.com/geomate/article/view/1720.
- Biot, M. A. (1956). General solutions of the equations of elasticity and consolidation for a porous material. Journal of Applied Mechanics, 78, 91–96.
- Itasca. (2002). Fluid-mechanical interaction. User’s manual. (p. 161). Itasca Consulting Group.
- Yu Z., Jianhui Z., Xu Z., Xiaodong P., Hongwei L., & Hao C. (2017) Finite element analysis of embankment with soft foundation reinforced by geogrids. Modern Civil and Structural Engineering, 1(1), 78–83.
- Yu, C., Liu, S. Y., & Ji, T. Y. (2006). Study on the performance of the reinforced piled embankment. In ASCE geotechnical special publication, (Vol. 151, pp. 247–254). American Society of Civil Engineers.
- Anjana, B., & Rajagopal, K. (2015). Numerical study of basal reinforced embankments supported on floating/end bearing piles considering pile–soil interaction. Geotextiles and Geomembranes, 43(6), 524–536. doi: 10.1016/j.geotexmem.2015.05.003. ISSN 0266-1144.
- Han, J., Huang, J., & Porbaha, A. (2005). 2D numerical modelling of a constructed geosynthetic-reinforced embankment over deep mixed columns. ASCE geotechnical special publication (GSP) No. 131: Contemporary issues in foundation engineering (pp. 24–26). ASCE GeoFrontiers.
- Forsman, J. (2001). Geovahvistetutkimus, Koerakenteiden loppuraportti 1996–2001 (Georeinforcement project, final report of test structures 1996–2001). (p. 122). Tiehallinto.
- Abdelrahman, G. E., & El Kamash, W. H. (2014). Behaviour improvement of raft foundation on port-said soft clay utilising geofoam. In Ground improvement and geosynthetics: Geo‑Congress 2014. (pp. 557–566). American Society of Civil Engineers (ASCE), Reston, VA, USA.
- Yapage, N., Liyanapathirana, S., Kelly, R. B., Poulos, H. G., & Leo, C. J. (2014). Numerical modeling of an embankment over soft ground improved with deep cement mixed columns: Case history. Journal of Geotechnical and Geoenvironmental Engineering, 140(11), 04014062. doi: 10.1061/(ASCE)GT.1943-5606.0001165.
- Itasca. (2005). Manual, F. U. S. Itasca Consulting Group.
- Bruce, D. A. (2001). An introduction to the deep mixing methods as used in geotechnical applications, Vol. III: The verification and properties of treated ground. (Report No. FHWA‑RD‑99‑167). Federal Highway Administration (FHWA), U.S. Department of Transportation, Washington, DC, USA, 455 pp.
- Hong, Y. S., Wu, C. S., & Yu. Y.-S. (2016). Model tests on geotextile-encased granular columns under 1-g and undrained conditions. Geotextiles and Geomembranes 44:13–27. doi:10.1016/j.geotexmem.2015.06.006.
- Ali-Mohammadi, H., Schaefer, V. R., Zheng, J., & Li, H. (2021). Performance evaluation of geosynthetic reinforced flexible pavement: A review of full-scale field studies. International Journal of Pavement Research and Technology, 14(1), 30–42.
- Zadeh-Mohamad, M., Luo, N., Abu-Farsakh, M., & Voyiadjis, G. (2022). Evaluating long-term benefits of geosynthetics in flexible pavements built over weak subgrades by finite element and mechanistic-empirical analyses. Geotextiles and Geomembranes, 50(3), 455–469.
- Ali-Mohammadi, H., Zheng, J., Schaefer, V. R., Siekmeier, J., & Velasquez, R. (2021). Evaluation of geogrid reinforcement of flexible pavement performance: A review of large-scale laboratory studies. Transportation Geotechnics, 27, 100471.
- Pedroso, G. O. M., Ramos, G., & Da Silva, J. L. (2022). Evaluating geosynthetic base stabilisation on lateritic gravel and granular material under cyclic moving wheel loads. Case Studies in Construction Materials, 16, e00880.
- Chen, J. F., Xue, J. F., & Feng, S. Z. (2015). Failure mechanism of geosynthetic-encased stone columns in soft soils under embankment. Geotextiles and Geomembranes, 43(5), 424–431. doi: 10.1016/j geotexmem.2015.04.016.
- Sarker, D., & Wang, J. X. (2022). Characterisation of soil-geosynthetic interaction to evaluate reinforcement location in pavement over expansive soils. In Proceedings of Geo-congress 2022. (pp. 367–379). American Society of Civil Engineers (ASCE), Reston, VA, USA.
Language: English
Page range: 45 - 62
Submitted on: May 1, 2025
Accepted on: Jan 11, 2026
Published on: May 7, 2026
Published by: Wroclaw University of Science and Technology
In partnership with: Paradigm Publishing Services
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© 2026 Aneke I. Frank, Walid El Kamash, Mohamed M. H. Mostafa, published by Wroclaw University of Science and Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.