Results 51 to 60 of about 5,872 (236)

Earthquake Mitigation in the Lisbon and Lower Tagus Valley area, Portugal [PDF]

open access: yes, 2013
The capital city of Lisbon and the Lower Tagus Valley region of central Portugal mainland are located in the Eurasian plate about 350 Km from the approximately E-W oriented Eurasia-Africa plate boundary. It is characterized by low slip-rates (
Borges, J. F.   +8 more
core   +2 more sources

Vs30 Derived from Geology: An Attempt in the Province of Quebec, Canada

open access: yesGeotechnics
The influence of local site conditions is important when assessing the distribution of building damage and seismic risk. The average shear-wave velocity of the top 30 m of soil, Vs30, is one of the most commonly used parameters to characterize site ...
Philippe Rosset   +3 more
semanticscholar   +1 more source

Vs30 Prediction Models Based on Measured Shear-Wave Velocities in Tangshan, China

open access: yesSustainability, 2023
Vs30 (equivalent shear-wave velocity of soil layers within a depth of 30 m underground) is widely used in the field of seismic engineering; however, due to the limitation of funds, time, measuring devices, and other factors, the depth for testing shear ...
Yi Fang   +5 more
semanticscholar   +1 more source

Investigation of Ground Motion and Local Site Characteristics of the 2018 Lombok Earthquake Sequence

open access: yesInternational Journal of Technology, 2020
In 2018, Lombok Island was hit by a major earthquake sequence. The Indonesia Meteorological, Climatological, and Geophysics Agency (BMKG) reported that the Lombok Island earthquake sequence started with an Mw 6.4 foreshock, followed by an Mw 6.8 main
Sigit Pramono   +9 more
doaj   +1 more source

Distribution of Vs30 in Poso kota sub-district

open access: yesIOP Conference Series: Earth and Environmental Science, 2020
AbstractPoso District, has three faults namely poso fault, tokararu fault and poso west fault, so this area needs to be conducted a seismic hazard assessment to reduce the risk of earthquake disaster, especially in densely populated areas. The research was focused in Poso Kota District.
M Rusydi   +3 more
openaire   +1 more source

Application of Single-Station Sigma and Site-Response Characterization in a Probabilistic Seismic-Hazard Analysis for a New Nuclear Site [PDF]

open access: yes, 2014
Aleatory variability in ground-motion prediction, represented by the standard deviation (sigma) of a ground-motion prediction equation, exerts a very strong influence on the results of probabilistic seismic-hazard analysis (PSHA).
Bommer, J. J.   +4 more
core   +1 more source

Evaluation of a Fast Proxy of Vs30 (Vs30m)

open access: yes, 2022
Abstract The most frequent parameter used to quantify seismic site response in ground motion models is time-averaged shear wave velocity in the top 30 m of a site (Vs30), used by many engineering design codes and most recently by published empirical-scaling equations to estimate the amplitudes of strong ground motion. The current study explores
Muhammad Saqlain   +2 more
openaire   +1 more source

Taxonomy of κ: A review of definitions and estimation approaches targeted to applications [PDF]

open access: yes, 2014
In a way perhaps not dissimilar to stress drop (Atkinson and Beresnev, 1997), the high-frequency attenuation parameter κ (kappa), introduced by Anderson and Hough (1984), is one of the most used yet least understood or agreed-upon parameters in ...
Abrahamson, Norman A.   +3 more
core   +1 more source

STUDI PENDAHULUAN POTENSI LIKUEFAKSI MENGGUNAKAN PENDEKATAN GEOLOGI, HIDROGEOLOGI, DAN DATA VS30 PADA KECAMATAN KALIANDA, LAMPUNG SELATAN

open access: yesJOURNAL ONLINE OF PHYSICS, 2023
Likuefaksi merupakan kejadian setelah gempa yang menyebabkan hilangnya kekuatan tanah yang disebabkan tegangan air pori yang timbul akibat beban siklis.
Sultan Restu Wildanu Ahadi   +7 more
semanticscholar   +1 more source

Earthquake Hazard Analysis Use Vs30 Data In Palu

open access: yesJournal of Physics: Conference Series, 2018
Palu City is an area passed by Palu-Koro fault and some small faults around it, causing the Palu of city often hit by earthquake. Therefore, this study is intended to mapped the earthquake hazard zones. Determination of this zone is one of aspect that can be used to reducing risk of earthquake disaster.
Muhammad Rusydi   +3 more
openaire   +1 more source

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