Results 11 to 20 of about 86,318 (305)
Case Studies in Construction Materials, 2022 Expansive soils have typical expansion and contraction properties. Under the action of dry-wet cycles, the mechanical properties and cracking behaviour of expansive soil change significantly due to repeated expansion and contraction, which results in ...
Zhen Huang +5 more
doaj +1 more source
Experimental Study on Microstructure of Unsaturated Expansive Soil Improved by MICP Method
Applied Sciences, 2021 The soil water characteristic curve and microstructure evolution of unsaturated expansive soil improved by microorganisms in Nanning, Guangxi were studied by means of filter paper method and scanning electron microscope imaging (SEM). Based on Fredlung &
Xinpei Yu +5 more
doaj +1 more source
Exploring of new natural Saudi nanoparticles: investigation and characterization
Scientific Reports, 2020 A new natural nanomaterial in Saudi Arabian soil has been explored. It is green nanoclay consisting of two-dimensional nanoparticles with special properties and dimensions.
Refat El-Sheikhy
doaj +1 more source
Stability analysis of expansive soil slopes considering shear strength decay characteristics
Zhongguo dizhi zaihai yu fangzhi xuebao, 2022 In order to address the problem that the dynamic decay of shear strength of expansive soil in the process of rainfall infiltration cannot be considered in the traditional slope stability analysis of expansive soil, indoor direct shear test was carried ...
Jinpeng LI +4 more
doaj +1 more source
Field Soil Suction Profiles for Expansive Soil [PDF]
Journal of Geotechnical and Geoenvironmental Engineering, 2021 AbstractSoil suction–based analyses are paramount to proper design of foundations in expansive soils, yet availability of field soil suction profiles from direct measurement is limited.
J. D. Vann, S. L. Houston
openaire +1 more source
Journal of Rock Mechanics and Geotechnical Engineering, 2020 Cohesive non-swelling soil (CNS) cushion technology is widely used to solve swelling deformation problems in expansive soil areas. However, the swelling inhibition mechanism is still not fully understood. In this study, the inhibition effect on expansive
Hailin Yao +6 more
doaj +1 more source
Influence of Vetiver Root System on Mechanical Performance of Expansive Soil: Experimental Studies
Advances in Civil Engineering, 2020 In order to study the influence of the vetiver root system on the swelling characteristics and crack resistance of expansive soil, vetiver grass root growth and its vertical distribution were investigated by the cultivation test and observation.
Guiyao Wang +4 more
doaj +1 more source
Advances in Civil Engineering, 2021 Shear strength of shallow expansive soil varies along with the depth under the freeze-thaw effect. This work investigates shear strength characteristics of shallow expansive soil by simulating the actual freeze boundary conditions of seasonal frozen ...
Yanlong Li, Zili Wang, Yang Luo
doaj +1 more source
Engineering Science and Technology, an International Journal, 2020 Structures constructed on expansive soils are experiencing higher upward pressure due to swelling- shrinkage nature of expansive soil. India has 15–20% expansive soil, which causes severe damage to the existing structure, including pavements, dams, multi-
Nitin Tiwari, Neelima Satyam
doaj +1 more source
Influence of Swelling on Shear Strength of Expansive Soil and Slope Stability
Frontiers in Earth Science, 2022 Rainfall is the main factor leading to the landslide of expansive soil slope. To deeply understand the instability mechanism of expansive soil slope under rainfall conditions, it is necessary to clarify the strength attenuation mechanism of expansive ...
Tian Lan +3 more
doaj +1 more source