Optimal water-cement ratio of cement-stabilized soil

F Wang, K Li, Y Liu - Construction and Building Materials, 2022 - Elsevier
Since the water-cement ratio of cement-stabilized soil has a significant influence on strength
and stiffness, this study aimed to investigate a new water-cement ratio selection method for …

Investigation on long-term dynamic properties of decomposed mudstone as a substitutive fill material in railway subgrade

K Chen, R Zhang, X Liu, H Wang, H Cai - Construction and Building …, 2024 - Elsevier
In southwest China, red mudstone fill material (RMF) is widely used in constructing railway
subgrades to substitute the conventional unbound granular materials (UGMs). Besides the …

A fish-skeleton-like metastructure isolator for low-frequency vibration isolation

N Chen, P Jiang, P Shi, Y Xu, Z Yang - Applied Acoustics, 2023 - Elsevier
Vibration isolation for vibration-isolated objects in low-frequency vibration environment has
been widely concerned by researchers. In this paper, we designed a local resonant (LR) fish …

Assessing the strength evolution of cement-stabilized clay using small-strain shear modulus: a modified Gompertz model conversion approach

Y Niu, SC Chian, YE Li - Acta Geotechnica, 2024 - Springer
This study introduces an innovative approach for estimating the unconfined compressive
strength (qu) of cement-stabilized soil using the non-invasive measurement of small-strain …

Small-strain stiffness of compacted loess upon wetting, drying and loading: Experiments and model interpretation

M Ge, X Han, R Yang, C Zhu - Transportation Geotechnics, 2024 - Elsevier
Stiffness of soil at very small strains G 0 is mainly affected by void ratio, effective stress and
suction. Empirical equations considering those factors have been proposed to estimate G 0 …

Probabilistic decoupled approach to estimate seismic rotational displacements of flexible slopes considering depth-dependent soil variability

MX Wang, DQ Li, Y Liu, WQ Du - Acta Geotechnica, 2022 - Springer
Earth slopes usually exhibit a rotational failure mode when subjected to seismic shaking. In
current seismic rotational slope displacement analysis, the slopes are usually modelled with …

Micro-scale investigations on the mechanical properties of expansive soil subjected to freeze-thaw cycles

Q Chen, B Ghimire, L Su, Y Liu - Cold Regions Science and Technology, 2024 - Elsevier
Freeze-thaw (FT) cycle is one of the most important factors contributing to the deterioration of
expansive soil properties in seasonal frozen regions. In this study, a multiscale approach …

Seismic site response analysis of Indo-Bangla railway site at Agartala incorporating site-specific dynamic soil properties

R Debnath, R Saha, S Haldar, SK Patra - Bulletin of Engineering Geology …, 2022 - Springer
Site-specific dynamic soil properties, such as nonlinear stiffness and damping of subsoil,
play a crucial role in assessment of vulnerability of structures incorporating seismic soil …

Small-Strain Shear Modulus and Strength Characteristics of Clayey Soil Treated with Nano-SiO2 and Fly Ash

J Munda, AK Ram, S Mohanty - International Journal of Civil Engineering, 2023 - Springer
The study investigated the enhancement of mechanical strength and small-strain stiffness
characteristics of soil blended with Nano-SiO2 and fly ash. Through consistency limits …

Evolution of structure and anisotropic shear stiffness of compacted loess during compression

BL Dai, C Zhou, QY Mu, JB Peng - Canadian Geotechnical …, 2024 - cdnsciencepub.com
Different compaction conditions (water content and density) may induce various soil
structures. The influence of these structures on small strain shear stiffness G seems …