Results 11 to 20 of about 5,210 (217)

Bearing Ratio Behavior of Sand Overlying Silty Sand and Reinforced with Treated Coir Geotextiles

open access: yesJournal of Natural Fibers, 2021
The paper presents the bearing ratio behavior of sand overlying silty sandy with two woven and two non-woven treated coir geotextiles at the interface under unsoaked and soaked condition.
Mohit Arora, R. K. Dutta, D. K. Soni
doaj   +1 more source

Experimental study on mechanism for pumping-induced land subsidence [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences, 2020
Groundwater pumping can cause severe land subsidence, yet the mechanisms have not been completely clear. A laboratory physical model test was done to investigate the mechanism for pumping-induced land subsidence.
Y. Zhang   +5 more
doaj   +1 more source

Experimental Study of Sand Production during Depressurization Exploitation in Hydrate Silty-Clay Sediments

open access: yesEnergies, 2019
Silty-clay reservoirs are a weak point in sand production and sand control studies due to their low economy. However, China’s marine natural gas hydrates (NGH) mostly exist in silty-clay sediments, which restrict the sustainable and efficient ...
Jingsheng Lu   +5 more
doaj   +1 more source

Geophysical Investigations and Aquifer Characteristics of the Benin Formation at Agbarho, Delta State, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2021
Groundwater investigations were carried out at Agbarho using geophysical survey method to delineate the aquifer and subsurface lithology. Three (3) vertical electrical sounding were conducted with a maximum current electrode spacing of 300m.
F.C. Ugbe, D.O. Ugbome, E.D. Emmanuel
doaj   +1 more source

Experimental Study on the Pavement Performance of Cement-Improved Silty Fine Sand [PDF]

open access: yesE3S Web of Conferences, 2021
In view of the fact that there is in shortage of superior roadbed fillers in gobi and desert areas and based on the economical and environment-friendly concept, the cement-improved silty fine sand will be used as the roadbed filler of a railway ...
Wei Chen   +3 more
doaj   +1 more source

Experimental Study on the Soil Conditioning Materials for EPB Shield Tunneling in Silty Sand

open access: yesAdvances in Civil Engineering, 2020
Earth pressure balance (EPB) shield tunneling in a silty sand stratum is frequently faced with the wear of rotary cutter disc, clogging, or even collapse of workface due to its noncohesive and discrete properties of silty sand material. Soil conditioning
Chi-Hao Cheng   +3 more
doaj   +1 more source

Effects of sodium sulfate content on mechanical behavior of frozen silty sand considering concentration of saline solution

open access: yesResults in Physics, 2016
Triaxial compressive tests were conducted on a frozen silty sand with four sodium sulfate contents (0.0%, 0.5%, 1.5%, and 2.5%) at temperature of −6 °C.
Xiangtian Xu   +4 more
doaj   +1 more source

Investigation of p-y Behaviors of a Cyclic Laterally Loaded Pile in Saturated Silty Sand

open access: yesAdvances in Civil Engineering, 2022
This study aimed to evaluate the p-y behavior of pile foundations installed in saturated silty sand subject to cyclic lateral loading. Model piles were installed in saturated silty sand with three relative densities (40%, 70%, 90%), and lateral loads of ...
Sung-Ha Baek, Joonyoung Kim
doaj   +1 more source

Analysis of influencing factors of phenanthrene adsorption by different soils in Guanzhong basin based on response surface method

open access: yesScientific Reports, 2022
Adsorption desorption is an important behavior affecting the migration of phenanthrene in soil. In this study, three typical soils of loess, silts and silty sand in Guanzhong Basin, Shaanxi Province, China were used as adsorbents.
Hua Tian   +5 more
doaj   +1 more source

Calibration of a generalized plasticity model for compacted silty sand under constant-suction shearing tests [PDF]

open access: yesE3S Web of Conferences, 2020
The stress-strain response of compacted silty sand with over-consolidated stress history often exhibit distinct peak stress before reaching the critical stress type of response when subjected to suction-controlled triaxial shearing.
García-García Marcos   +5 more
doaj   +1 more source

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