Results 21 to 30 of about 3,985 (201)

Vulnerability of Industrial Components to Soil Liquefaction

open access: yesChemical Engineering Transactions, 2014
Dynamic liquefaction of saturate loose sand deposit is a common geotechnical failure effect caused by an earthquake, which can lead to structural damage of buildings, lifelines and industrial components in general. Several damage cases have been observed in past events and have been documented in the technical literature and post-earthquake ...
LANZANO G   +3 more
openaire   +4 more sources

Post-liquefaction shearing behaviour of saturated gravelly soils: Experimental study and discrete element simulation

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2020
To investigate the post-liquefaction shearing behaviour of saturated gravelly soil, laboratory tests were conducted using a static–dynamic multi-purpose triaxial apparatus.
Yong Wang   +3 more
doaj   +1 more source

Assessment of liquefaction potential index for Mumbai city [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2012
Mumbai city is the financial capital of India and is fifth most densely populated city in the world. Seismic soil liquefaction is evaluated for Mumbai city in terms of the factors of safety against liquefaction (FS) along the depths of soil profiles for ...
J. Dixit, D. M. Dewaikar, R. S. Jangid
doaj   +1 more source

Liquefaction perspective of soil ageing [PDF]

open access: yesGéotechnique, 2017
Subsoil liquefaction during strong earthquakes is one of the major seismic threats to the human community. Over the past few decades various methodologies have been proposed to assess liquefaction vulnerability; however, recent seismic events in Japan have revealed that current assessment methods are over conservative, which results in unnecessarily ...
I. Towhata   +6 more
openaire   +1 more source

Return Period of Soil Liquefaction [PDF]

open access: yesJournal of Geotechnical and Geoenvironmental Engineering, 2007
The paper describes a performance-based approach to the evaluation of liquefaction potential, and shows how it can be used to account for the entire range of potential ground shaking. The result is a direct estimate of the return period of liquefaction, rather than a factor of safety or probability of liquefaction conditional upon ground shaking with ...
Steven L. Kramer, Roy T. Mayfield
openaire   +1 more source

Effect of Micropiles on Clean Sand Liquefaction Risk Based on CPT and SPT

open access: yesApplied Sciences, 2020
Liquefaction is a hazardous seismic-based phenomenon, which causes an abrupt decrease in soil strength properties and can result in the massive destruction of the built environment.
Visar Farhangi   +2 more
doaj   +1 more source

Site response measurements and implications to soil liquefaction potential using microtremor H/V in Greater Metro Manila, Philippines

open access: yesGeomatics, Natural Hazards & Risk, 2023
This research explores the use of microtremor horizontal-to-vertical spectral ratio (H/V) in obtaining site response characteristics and investigating its relationship with soil liquefaction potential in Greater Metro Manila.
A. Daag   +4 more
doaj   +1 more source

Implementation of Finite Element Method for Prediction of Soil Liquefaction Around Undergroud Structure [PDF]

open access: yesEngineering and Technology Journal, 2013
Liquefaction is the rapid loss of shear strength in cohesionless soils subjected to dynamic loading, that it is a state of saturated cohesionless soil when its entire shear strength is reduced to zero due to pore water pressure caused by vibration ...
Mohammed Y. Fatah   +2 more
doaj   +1 more source

Resistance of Soil to Liquefaction and Settlement

open access: yesSoils and Foundations, 1971
This paper presents a quantitative method of organizing field observations concerning liquefaction and non-liquefaction during actual earthquakes. The ratio τc/σ^-V is evaluated for 13 sites affected by 8 earthquakes and plotted against relative density (τc is the average peak dynamic stress during the earthquake, and σ^-V is the vertical effective ...
openaire   +2 more sources

A liquefaction surface to describe liquefaction phenomena in unsaturated sandy soils

open access: yesProc. of the 7th International Conference on Earthquake Geotechncial Engineering, 2019
The energetic interpretation of liquefaction tests indicates that the behavior of unsaturated sands can be related to the specific energy spent to liquefaction In this paper, an insight is proposed on the role played by the two components of such a specific energy: the specific volumetric energy to liquefaction (Ev,liq) and the specific deviatoric ...
MELE L., LIRER S., FLORA A.
openaire   +3 more sources

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