Results 121 to 130 of about 32,229 (261)

Influence of seismic events on shallow geotechnical structures [PDF]

open access: yes, 2017
This paper deals with a summary of possible seismic loading of shallow geotechnical structures. It is known that seismic loading influences the underground structures much less than the structures on the surface, therefore, it is not usually taken into ...
Kaláb, Zdeněk, Štemon, Pavel
core  

Earthquake Science Explained [PDF]

open access: yes
This booklet features a collection of articles originally published for teachers by the San Francisco Chronicle. It presents some of the new understanding gained and scientific advances made in the century since the Great 1906 San Francisco Earthquake ...

core   +1 more source

Opportunities for the U.S. Geological Survey's National Seismic Hazard Model to Improve Seismic Risk Assessment of Critical Infrastructure

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
As fragility and risk modeling techniques and computational capabilities evolve, complemented by moving toward more routine and systematic seismic risk assessment of all buildings and critical infrastructure, the authors pose a few critical questions to investigate how the U.S. Geological Survey (USGS) National Seismic Hazard Models (NSHMs) can be used
Kishor S. Jaiswal, N. Simon Kwong
wiley   +1 more source

Assessing Post‐Earthquake Emergency Healthcare Accessibility Considering Damage to Hospital Buildings and Transportation Infrastructure

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
This article presents a framework for performing a regional assessment of the accessibility of emergency healthcare facilities after a major earthquake. Accessibility is assessed by applying the enhanced two‐step floating catchment area method to a regional road network, implemented in ArcGIS.
Kiranjot Kaur   +2 more
wiley   +1 more source

Vertical‐Component Seismic Response and System Identification of a 52‐Story High‐Rise Building Using Earthquake Data

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
This study investigates the vertical dynamic response of a 52‐story high‐rise building in downtown Los Angeles using small‐magnitude earthquake data recorded by the Community Seismic Network. While seismic design traditionally emphasizes horizontal ground motion, vertical accelerations can have a significant impact on tall structures, leading to ...
Viviana Vela   +4 more
wiley   +1 more source

Shake table tests for the seismic fragility evaluation of hospital rooms [PDF]

open access: yes, 2015
© 2014 John Wiley & Sons, Ltd. Health care facilities may undergo severe and widespread damage that impairs the functionality of the system when it is stricken by an earthquake.
Cosenza, E   +5 more
core  

User Acceptance and Perceptions of Earthquake Early Warning Systems as a Function of Information Type: The Case of Postearthquake Nepal

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
What drives user perceptions and acceptance of earthquake early warning systems (EEWS) as an emerging technology? Do distinct types of transparency into EEWS affect users’ perceptions of the system's usefulness and desirability differently? To address these questions, we focus on Nepal, an earthquake‐prone country with no active public EEWS ...
Shana Scogin   +3 more
wiley   +1 more source

Fusion of different feedback control systems for the control of shaking tables (Interference compensation for control systems and design of controllers that can suppress specimen reaction forces)

open access: yesNihon Kikai Gakkai ronbunshu
A shaking table is a device used to examine the vibration characteristics of a specimen by applying vibration to it, and is used to evaluate the earthquake resistance of buildings and the ride comfort and safety of vehicles. Therefore, it is necessary to
Mineki OKAMOTO   +2 more
doaj   +1 more source

Suitability of Ground‐Motion Models for Seismic Hazard Assessments in Puerto Rico and the US Virgin Islands

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
We perform linear mixed‐effects analyses with a ground‐motion dataset to evaluate how well ground‐motion models (GMMs) fit active crustal, subduction interface, and subduction intraslab earthquakes in Puerto Rico and the US Virgin Islands. Most of the GMMs reproduce the spatial variation in peak ground motions with earthquake magnitude and rupture ...
Brad T. Aagaard   +2 more
wiley   +1 more source

Achieving Functionality Targets for Seismically Isolated Steel Buildings Using Gaussian Process Modeling

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
As seismic design paradigms shift toward functional recovery, there is a need for efficient methods to achieve desired decision variables (DVs), such as probability of replacement, repair cost, and downtime of the building, for seismically isolated buildings.
Huy G. Pham, Tracy C. Becker
wiley   +1 more source

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