Results 51 to 60 of about 208,547 (200)

Coseismic displacement estimate of the 2013 M S7.0 Lushan, China earthquake based on the simulation of near-fault displacement field

open access: yesEarthquake Science, 2016
Usually, GPS observation provides direct evidence to estimate coseismic displacement. However, GPS stations are scattered, sparse and cannot provide a detailed distribution of coseismic displacement.
Hong Zhou
doaj   +1 more source

Seismic Response of Skewed Integral Abutment Bridges under Near-Fault Ground Motions, Including Soil–Structure Interaction

open access: yesApplied Sciences, 2021
Studies on the seismic response of skewed integral abutment bridges have mainly focused on response under far-field non-pulse-type ground motions, yet the large amplitude and long-period velocity pulses in near-fault ground motions might have significant
Qiuhong Zhao, Shuo Dong, Qingwei Wang
doaj   +1 more source

Variability of near‐fault seismic risk to reinforced concrete buildings based on high‐resolution physics‐based ground motion simulations

open access: yesEarthquake engineering & structural dynamics (Print), 2021
Broadband physics‐based simulated earthquake ground motions are utilized to characterize the regional‐scale seismic risk to modern reinforced concrete (RC) structures.
M. Kenawy, D. McCallen, A. Pitarka
semanticscholar   +1 more source

Influence of near-fault effects and of incident angle of earthquake waves on the seismic inelastic demands of a typical Jack-Up platform [PDF]

open access: yes, 2013
In this paper, the potential influence of near-fault effects and of the incident angle of earthquake waves to the seismic response of a typical jack-up offshore platform is assessed by means of incremental dynamic analysis involving a three dimensional ...
Giaralis, A., Skrekas, P.
core  

Real-Time Estimation of Fault Rupture Extent Using Envelopes of Acceleration [PDF]

open access: yes, 2008
We present a new strategy to estimate the geometry of a rupture on a finite fault in real time for earthquake early warning. We extend the work of Cua and Heaton who developed the virtual seismologist (VS) method (Cua, 2005), which is a Bayesian approach
Heaton, Thomas, Yamada, Masumi
core   +1 more source

Earthquake ground motion amplification for surface waves [PDF]

open access: yes, 2017
Surface waves from earthquakes are known to cause strong damage, especially for larger structures such as skyscrapers and bridges. However, common practice in characterizing seismic hazard at a specific site considers the effect of near-surface geology ...
Bowden, Daniel C., Tsai, Victor C.
core   +1 more source

Seismic Collapse Risk Assessment of Braced Frames under Near-Fault Earthquakes

open access: yesMetals, 2021
Special concentrically braced frames (SCBFs) located in regions close to earthquake faults may be subjected to near-fault ground motions, often characterized by pulses with long periods.
Jeet Kumar Sonwani   +3 more
doaj   +1 more source

Preliminary work on an early warning and rapid response program for moderate earthquakes [PDF]

open access: yes, 1995
Warning of imminent ground shaking due to a large earthquake would be useful to a variety of agencies. This kind of ground-motion prediction is possible in southern California for events with magnitude less than 6, where path effects dominate.
Helmberger, Donald V.   +1 more
core  

Statistical Features of Short-Period and Long-Period Near-Source Ground Motions [PDF]

open access: yes, 2009
This study collects recorded ground motions from the near-source region of large earthquakes and considers to what extent this historic record can inform expectations of future ground motions at similar sites.
Heaton, Thomas H.   +2 more
core   +1 more source

Seismic Response and Damage Analysis of an Isolated Bridge Subjected to Near-Fault Ground Motion

open access: yesApplied Sciences, 2022
In this study, the seismic response and damage behavior of an isolated bridge under near-fault ground motion are studied and compared with the non-isolated bridge.
Ying Gao, Junjie Chen, Liang Zheng
doaj   +1 more source

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