Macro–microscopic mechanism of suffusion in calcareous sand under tidal fluctuations by coupled CFD-DEM

H Xiong, Y Qiu, J Liu, ZY Yin, X Chen - Computers and Geotechnics, 2023 - Elsevier
Numerous offshore transportation infrastructures built with delicate calcareous sand (CS)
experience intricate seepage conditions caused by tidal fluctuations. Traffic loads can cause …

State Index for Interpreting the State-Dependent Behavior of Granular Soil: A Review

C Yan, Y Shen, W Zhao, Y Sun - Archives of Computational Methods in …, 2023 - Springer
The strength and deformation behaviors of granular soil depend on the material state, ie,
density and pressure. To interpret such state-dependent behavior, different state indices …

Suffusion behavior of crushed calcareous sand under reversed cyclic hydraulic conditions

H Xiong, J Sun, F Chen, ZY Yin, X Chen - Construction and Building …, 2023 - Elsevier
Due to the unique properties of calcareous sand in reclamation projects, soil foundations
consisting of calcareous sand-filled land are often exposed to reversible tidal waves. This …

Micromechanical analysis of capillary suction effect on bearing capacity of unsaturated fine granular foundation soil using coupled CFD-DEM method

Y Peng, ZY Yin, C Zhou, X Ding - Computers and Geotechnics, 2023 - Elsevier
The micro-to macro-scale bearing capacity characteristics of unsaturated fine granular soil
have remained unclear. This study is the first to investigate the capillary suction effect on the …

Strength, deformation, and particle breakage behavior of calcareous sand: role of anisotropic consolidation

SH He, M Goudarzy, Z Ding, Y Sun - Journal of Geotechnical and …, 2023 - ascelibrary.org
The effect of an anisotropic stress state on the monotonic behavior of calcareous sand has
been rarely investigated, although calcareous sands in the field mainly experience …

Strength mechanism and electrochemical characterization of cement-bonded calcareous sand in different water environments

Z Wang, L Cao, S Xu, X Zhao, P Cao, J Wang - Construction and Building …, 2023 - Elsevier
Cement-bonded calcareous sand (C-BCS) can effectively enhance the strength of
calcareous sand, which is widely in infrastructure construction on islands in the South China …

Shear behavior of calcareous sands in three-dimensional stress

Y Xiao, W Yang, Z Yuan, Q Fang, S Liu, H Liu - Acta Geotechnica, 2024 - Springer
Geotechnical problem analyses often involve three-dimensional stress conditions. In this
paper, a series of drained true triaxial tests were conducted under stress-controlled …

Promoting sustainable marine development: geotechnical engineering problems and environmental guarantee technology in marine space, energy, and resource …

S Rui, Z Guo, W Zhou - Sustainability, 2023 - mdpi.com
To coordinate the conflict between economic development and climate change caused by
energy consumption, countries worldwide are actively developing renewable energy …

Critical Dynamic Stress and Cumulative Plastic Deformation of Calcareous Sand Filler Based on Shakedown Theory

K Wang, Z Chen, Z Wang, Q Chen, D Ma - Journal of Marine Science and …, 2023 - mdpi.com
Calcareous sand is a special marine soil rich in calcium carbonate minerals, characterized
by brittle particles. It is, therefore, widely used as a filling material in the construction of …

Macroscopic mechanical properties and microstructure of coral sand subjected to freeze-thaw under seepage condition

H Zhou, J Zhou, X Kong, Z Shi, J Hu - Construction and Building Materials, 2025 - Elsevier
Coral sand, as a kind of filling material, is widely used in the construction of artificial reefs or
roadbeds in coastal areas. With the widespread use of the artificial grounding freezing …