Investigation into pullout characteristics of root piles within coral sand foundations at varied relative compaction

Z Wang, X Fang, Y Li, C Shen, F Hu… - Marine Georesources & …, 2024 - Taylor & Francis
Root piles exhibit favorable bearing characteristics, rendering them suitable for the
foundation of offshore wind power facilities to withstand uplift loads. This study compared the …

Behaviours of a belled energy pile under heating-cooling cycles

G Kong, R Li, H Deng, Q Yang - Journal of Building Engineering, 2023 - Elsevier
This paper presents a field test investigation on the behaviours of a belled energy pile after
three heating-cooling cycles (3–35° C). The belled energy pile (D= 1.2 m, L= 14.0 m) was …

Bearing capacity of constrained grouting expansion bored pile based on CPTU and expansion tests

D Tang, W Changhong, C Ma, K Wang… - Marine Georesources …, 2024 - Taylor & Francis
Abstract Bored Pile of Constrained Grouting Expansion (BPCGE) is a new type of pile that
combines grouting, compression, and expansion technologies. However, there is still …

[HTML][HTML] Study on the pullout bearing characteristics of bio-inspired root piles in coral sand foundation under different root buried depths

X Fang, Y Zhang, Z Wang, P Xiong, F Hu, G Zhou… - Biogeotechnics, 2024 - Elsevier
Root foundation is a new type of bio-inspired foundation, which has a broad application
prospect in the development and construction of China's South China Sea area due to its …

Mechanism research of the constrained grouting expansion bored pile based on visualization tests and CPTU technologies

C Wang, D Tang, C Ma, K Wang, T Li, Y Shen, B Hu - Acta Geotechnica, 2025 - Springer
Bored pile of constrained grouting expansion (BPCGE) is a novel pile type that integrates
the confined grout, compression, and expansion processes. However, its vertically …

Investigating the influence of root layer quantity on the pullout bearing characteristics of root piles in coral sand foundations

Z Wang, X Fang, Z Yao, G Zhou, X Lin, C Shen - Ocean Engineering, 2024 - Elsevier
Root piles with good load-bearing characteristics can be used as foundations for offshore
wind power facilities. By conducting model tests on root piles with varying numbers of root …

Nonlinear elastic deformation model of belled uplift piles under the coupling effects of groundwater and shear strain relaxation

Y Li, J Lu, A Yao, H Li, YF Gong - Computers and Geotechnics, 2024 - Elsevier
The buoyancy resistance of underground structures is increasingly important, emphasizing
the need to control deformation under these conditions. Uplift-resistant, belled uplift piles are …

[HTML][HTML] Bearing Characteristics and Negative Skin Friction Preventive Measures for Highway Bridge Pile Foundations in Collapsible Loess Areas Under Water …

H Bian, J Wei - Water, 2024 - mdpi.com
In collapsible loess sites, large-scale collapsible settlement may occur after water
immersion, which will reduce the bearing capacity of existing highway bridge pile …

Calculation method for the ultimate bearing capacity of pressure-cast-in-situ pile with spray-expanded frustum

J Liu, Q Zhang, J Li, W Cui - Computers and Geotechnics, 2024 - Elsevier
In this paper, the new type of Pressure-cast-in-situ pile with spray-expanded frustum (PPSF)
developed by the authors is composed of pile body, ribbed plate, and expanded body with …

Hazards and Treatment of Collapsible Loess Foundation on Ultrahigh Voltage Transmission Lines

L Zhang, Z Hu, H Li, H She, X Wang… - Advances in Civil …, 2023 - Wiley Online Library
With the development of ultrahigh voltage transmission line construction in northwest China,
an increasing number of overhead transmission lines are crossing the loess regions …