Results 41 to 50 of about 4,874 (221)

Ensemble‐based soil liquefaction assessment: Leveraging CPT data for enhanced predictions

open access: yesCivil Engineering Design, Volume 7, Issue 1, Page 23-35, March 2025.
Abstract This study focuses on predicting soil liquefaction, a critical phenomenon that can significantly impact the stability and safety of structures during seismic events. Accurate liquefaction assessment is vital for geotechnical engineering, as it informs the design and mitigation strategies needed to safeguard infrastructure and reduce the risk ...
Arsham Moayedi Far, Masoud Zare
wiley   +1 more source

Liquefaction Potential of Silty Sand Surrounding A Bucket Foundation Under Vertical Vibration Load

open access: yes, 2012
To study the liquefaction potential of sand surrounding bucket foundations, centrifuge experiments were carried out. Results have shown that the sand layer around a bucket foundation softens or liquefies under vertical dynamic load when the load ...
Zhang XH(张旭辉)   +3 more
core   +1 more source

Liquefaction Resistance of Sand Deposit Improved with Sand Compaction Piles

open access: yesSoils and Foundations, 2003
ABSTRACT This paper reports results of in-situ tests and undrained cyclic shear tests on high-quality undisturbed samples obtained by the in-situ freezing method at three sites where foundation soils had been improved with sand compaction piles. Triaxial specimens obtained from the frozen samples were fully saturated in the triaxial cell and then ...
OKAMURA, MITSU   +2 more
openaire   +2 more sources

Clathrate hydrate crystallization

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Clathrate hydrate crystallization has been an area of interest to chemical engineers from the point of view of crystal structure, thermophysical properties, phase equilibria, kinetics, industrial applications, and environmental (climate change) implications.
Peter Englezos
wiley   +1 more source

Shaking table test on underwater slope failure induced by liquefaction

open access: yesSoils and Foundations, 2023
Sand liquefaction is a process in which the excess pore water pressure of saturated sand soils increases and the effective stress of saturated sand decreases under the action of vibration, resulting in the transition of sand soils from the solid state to
Xiaoqing Feng   +4 more
doaj   +1 more source

Impacts of refining Canadian partially upgraded bitumen: Fluid catalytic cracking

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract In this study, we examine the fluid catalytic cracking (FCC) performance of vacuum gas oil (VGO) from partially upgraded bitumen (PUB), a novel refinery feedstock from Canadian bitumen. FCC experiments were conducted in a lab‐scale FCC unit with VGOs from two different PUBs prepared using thermal cracking and solvent deasphalting, along with ...
Yi Zhang   +3 more
wiley   +1 more source

Liquefaction and post-liquefaction properties of sand-silt mixtures and undisturbed silty sands

open access: yesSoils and Foundations, 2019
Abstract Severe damage to earth structures mainly consisting of fine sands containing non-plastic silt has often occurred due to the liquefaction of the fill materials. However, the changes in the liquefaction susceptibility and post-liquefaction undrained behaviour of fine sands associated with the increase in the amount of non-plastic silt have not
openaire   +1 more source

Multi‐Hazard Shaking‐Tsunami Fatality Risk Estimation for Coastal Communities

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT This study develops a multi‐hazard fatality risk model for a coastal community (Tofino) on Vancouver Island, Canada, subjected to earthquake‐tsunami threats from the Cascadia subduction megathrust events. The model incorporates variable population distributions and uncertain fatality rate models, in addition to other key model components, such
Katsuichiro Goda
wiley   +1 more source

Experimental study on mechanical properties of gassy sand with high degree of saturation and state-dependent constitutive modeling

open access: yesYantu gongcheng xuebao
The special existence of gas in gassy sand makes its basic properties different from those of general unsaturated soils. To analyze the undrained mechanical properties and static liquefaction instability of gassy sand, this work extends the triaxial test
TONG Senjie 2, HUANG Maosong 1, 3 , SHI Zhenhao 1, 3, WANG Bin 2
doaj   +1 more source

Uneven Impacts of Seawall Heightening on Tsunami Risk Reduction under Rising Sea Levels: Probabilistic Scenarios from the Japan Trench

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Disasters exacerbated by climate change have prompted adaptation measures, including seawall heightening, which is an effective approach to protecting coastal areas. However, the combined effect of rising sea levels and tsunamis can create a compound coastal hazard, in which long‐term sea level rise amplifies the impact of tsunamis.
Yushi Miki   +7 more
wiley   +1 more source

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