Application Research of CFG Piles in the Treatment of Soft Soil Foundations for High-Speed Railways

Authors

  • Lijie Ma
  • Ying Kong

DOI:

https://doi.org/10.54097/ajst.v7i1.11368

Keywords:

Soft soil foundation, CFG pile, Foundation treatment.

Abstract

In the construction of high-speed railways in our country, various complex terrains and geologies are often encountered. Therefore, the treatment of special subgrades, especially the reinforcement of soft soil subgrades, becomes extremely important. Currently, there are many methods for reinforcing weak and soft soil foundations, and during construction, appropriate and economical treatment methods should be selected based on the actual site conditions. This article intends to use the reinforcement treatment of the subgrade in the section from DK30+000 to +347.62 of the Ningbo-Hangzhou Passenger Dedicated Line as a basis to discuss the reinforcement of soft soil foundations and the application of CFG piles in soft soil foundations.

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References

Xie, Jinsong, Xie, Shengyang. A technical exploration of using CFG piles to reinforce weak subgrade of highway bridges[J]. Transportation Construction and Management, 2021(06):78-79.

Jie, Jiandong. Application research of CFG piles in the treatment of soft soil foundation for high-speed railways[D]. Shandong Jianzhu University, 2021. DOI: 10.27273/d.cnki.gsajc.2021.000115.

Yang, Chuanling, Xie, Xiaoqin. Numerical analysis of parameter sensitivity of CFG pile reinforced soft soil subgrade[J]. Journal of Xiangtan University (Natural Science Edition), 2021, 43 (02): 95-102. DOI: 10.13715/j.cnki.nsjxu.2021.02.012.

Fu, Hang. Application of CFG piles in the reinforcement treatment of soft soil subgrade for highways[J]. Transportation World, 2019(Z1):106-107. DOI: 10.16248/j.cnki.11-3723/u.2019.z1.048.

Zhang, Peng. Dynamic numerical analysis of CFG pile reinforced soft soil subgrade for high-speed railways[J]. Road Machinery and Mechanization of Construction, 2018, 35 (12): 91-96+102.

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Published

23-08-2023

How to Cite

Ma, L., & Kong, Y. (2023). Application Research of CFG Piles in the Treatment of Soft Soil Foundations for High-Speed Railways. Academic Journal of Science and Technology, 7(1), 194–199. https://doi.org/10.54097/ajst.v7i1.11368

Issue

Section

Articles