[HTML][HTML] Review of collapse triggering mechanism of collapsible soils due to wetting

P Li, S Vanapalli, T Li - Journal of Rock Mechanics and Geotechnical …, 2016 - Elsevier
Loess soil deposits are widely distributed in arid and semi-arid regions and constitute about
10% of land area of the world. These soils typically have a loose honeycomb-type meta …

Loess geohazards research in China: Advances and challenges for mega engineering projects

CH Juang, T Dijkstra, J Wasowski, X Meng - Engineering geology, 2019 - Elsevier
Loess is a meta-stable, cemented assemblage of mainly silt and clay-sized particles of low
plasticity. When dry it behaves like a brittle material, but when wetted up the fabric rapidly …

Micro-structural characteristics deterioration of intact loess under acid and saline solutions and resultant macro-mechanical properties

W Hu, WC Cheng, L Wang, ZF Xue - Soil and Tillage Research, 2022 - Elsevier
When exposed to chemicals, the micro-structural evolution of the loess and the impacts on
the macro-mechanical properties are considered crucial for contaminated land reclamation …

Effects of chemical contamination on microscale structural characteristics of intact loess and resultant macroscale mechanical properties

W Hu, WC Cheng, S Wen, MM Rahman - Catena, 2021 - Elsevier
Soil contamination not only can cause environmental problems but also lead to a notable
change in the mechanical properties of soil. Loess widely distributed over North-West (NW) …

Failure mechanism and countermeasures of rainfall-induced collapsed shallow loess tunnels under bad terrain: A case study

Y Qin, C Shang, X Li, J Lai, X Shi, T Liu - Engineering Failure Analysis, 2023 - Elsevier
With the rapid increase in the construction of loess tunnels, more and more problems are
encountered during the construction process, especially regarding the issue of collapse in …

Collapsibility, composition, and microstructure of loess in China

Z Liu, F Liu, F Ma, M Wang, X Bai… - Canadian …, 2016 - cdnsciencepub.com
The collapse potential, mineralogy, microstructure, and particle morphology of a loess from
the Loess Plateau, China, were characterized by double oedometer testing, X-ray diffraction …

Structural characterization of natural loess and remolded loess under triaxial tests

M Jiang, F Zhang, H Hu, Y Cui, J Peng - Engineering Geology, 2014 - Elsevier
This paper characterizes the microstructural evolution of saturated natural loess from a site
in **gyang, China, during triaxial test along two stress paths. For comparison, the same soil …

Microstructural evolution of loess soils from the Loess Plateau of China

P Li, W **e, RYS Pak, SK Vanapalli - Catena, 2019 - Elsevier
A series of laboratory tests were conducted on intact specimens of two loess soils to
characterize their collapsibility, shear strength, microstructure and mineralogy. In addition …

Investigating microscale structural characteristics and resultant macroscale mechanical properties of loess exposed to alkaline and saline environments

L Wang, WC Cheng, ZF Xue - Bulletin of Engineering Geology and the …, 2022 - Springer
Due to the monsoon climate, saline soils extensively spread over the arid or semi-arid area
(eg NW China) and are featured with notable dissolution collapsibility and salt expandability …

Collapse behavior and microstructural alteration of remolded loess under graded wetting tests

X Shao, H Zhang, Y Tan - Engineering Geology, 2018 - Elsevier
Abstract In the Loess Plateau of China, there is a long history of loess being remolded and
compacted as a method to improve building foundations. However, low density remolded …