Principal component analysis–artificial neural network-based model for predicting the static strength of seasonally frozen soils

Y Sun, S Zhou, S Meng, M Wang, H Mu - Scientific Reports, 2023 - nature.com
Seasonally frozen soils are exposed to freeze‒thaw cycles every year, leading to
mechanical property deterioration. To reasonably describe the deterioration of soil under …

Characterization and prediction of compressive strength in ultralow-temperature frozen soil using nuclear magnetic resonance and WOA-ENN Model

Z Ren, E Wang, J Liu, H Jiang, Z Yao - Transportation Geotechnics, 2023 - Elsevier
Artificial ground freezing (AGF) has been utilized in a range of engineerings, including
tunneling, shaft sinking, deep excavations, and the construction of underground structures …

Effect of freeze-thaw cycles on soil engineering properties of reservoir bank slopes at the northern foot of Tianshan Mountain

Z Qin, Y Lai, Y Tian, M Zhang - Journal of Mountain Science, 2021 - Springer
The instability of soil bank slopes induced by freeze-thaw cycles at the northern foot of
Tianshan Mountain is very common. The failure not only caused a large amount of soil …

Effects of cyclic freezing and thawing on the shear behaviors of an expansive soil under a wide range of stress levels

W Zou, Z Han, G Zhao, K Fan, SK Vanapalli… - Environmental Earth …, 2022 - Springer
The focus of this paper was directed towards investigating the influence of multiple freeze–
thaw (FT) cycles on the mechanical behaviors of an expansive soil under a wide range of …

Prediction of mechanical properties of frozen soils using response surface method: An optimization approach

M Vahdani, M Ghazavi, M Roustaei - International Journal of Engineering, 2020 - ije.ir
The present study was based on a promoting statistical method known as response surface
method (RSM). RSM has been applied as an efficient method to optimize many physical …

Effect of freeze–thaw cycles on the performance of cast‐in‐place piles in permafrost regions: working state and action effect sharing

R Shi, Z Wen, D Li, Q Gao, Y Wei - Permafrost and Periglacial …, 2022 - Wiley Online Library
Owing to a minor thermal disturbance to the permafrost environment, cast‐in‐place piles are
widely used for building and bridge foundations in permafrost regions. However, because of …

Effects of freeze–thaw cycles on the mechanical properties of the core-wall contact clay of a dam

Y Yu, E Liu, Q Yu, G Zhang, X Ye - International Journal of Civil …, 2022 - Springer
In cold regions at high altitudes, freeze–thaw cycles due to diurnal temperature variation in
the construction process in winter result in the core-wall soil materials of dams having …

Behavior of Nonplastic Silt Under Multiple Freeze–Thaw Cycles in an Open System

L Li, H Seo, WD Lawson - Geotechnical and Geological Engineering, 2025 - Springer
This experimental study investigated the characteristics of nonplastic silt subjected to
multiple freeze–thaw cycles. The study used a novel, open test system developed to better …

A capped constitutive model for frozen-thawed soil

M Vahdani, M Ghazavi, M Roustaei - Transportation Geotechnics, 2021 - Elsevier
Roadbeds usually experience various freezing and thawing regimes. Thus, in the present
study, an experiment was performed comprising 46 successive triaxial tests conducted …

Hybrid regression analysis for the static strength of seasonally frozen soils

W Cao - Multiscale and Multidisciplinary Modeling, Experiments …, 2024 - Springer
Seasonally ice-bound ground are subjected to cyclic freeze–thaw processes, which can
significantly degrade their mechanical properties, including static strength (Ss). To …