Journal ArticleDOI
NGA-West2 Site Database
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The NGA-West2 site database (SDB) contains information on site condition and instrument housing for 4,147 strong-motion stations with recordings in the project flatfile as discussed by the authors.Abstract:
The NGA-West2 site database (SDB) contains information on site condition and instrument housing for 4,147 strong-motion stations with recordings in the project flatfile. The stations are from activ...read more
Citations
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Journal ArticleDOI
NGA-West2 Equations for Predicting PGA, PGV, and 5% Damped PSA for Shallow Crustal Earthquakes:
TL;DR: In this article, ground motion prediction equations for computing median and standard deviations of average horizontal component intensity measures (IMs) for shallow crustal earthquakes in active tectonic regions were provided.
Journal ArticleDOI
Semi-Empirical Nonlinear Site Amplification from NGA-West2 Data and Simulations:
Emel Seyhan,Jonathan P. Stewart +1 more
TL;DR: In this paper, a site amplification model that captures ground motion scaling with VS30 and soil nonlinear effects was developed to analyze NGA-West2 data and simulations to develop a site amplify model.
Journal ArticleDOI
Comparison of NGA-West2 GMPEs
Nick Gregor,Norman A. Abrahamson,Gail M. Atkinson,David M. Boore,Yousef Bozorgnia,Kenneth W. Campbell,Brian S.-J. Chiou,Izzat M. Idriss,Ronnie Kamai,Emel Seyhan,Walter J. Silva,Jonathan P. Stewart,Robert R. Youngs +12 more
TL;DR: In this article, the median ground motion values from the NGA-West2 GMPEs were compared for a suite of deterministic cases, and the results showed that median ground moti...
Journal ArticleDOI
Application of Microtremor Horizontal-to-Vertical Spectral Ratio (MHVSR) Analysis for Site Characterization: State of the Art
S. Molnar,John F. Cassidy,Silvia Castellaro,Cécile Cornou,Heather Crow,James A. Hunter,Shinichi Matsushima,Francisco J. Sánchez-Sesma,Alan K. Yong +8 more
TL;DR: In this paper, the authors present the state of the art in MHVSR analyses in terms of the development of its theoretical basis, current state of practice, and comment on its future for applications in earthquake site characterization.
Journal ArticleDOI
Physically Parameterized Prediction Equations for Significant Duration in Active Crustal Regions
TL;DR: This article developed prediction equations for the median and standard deviation of the significant duration of earthquake ground motions from shallow crustal earthquakes in active tectonic regions, which is similar to our approach.
References
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Journal ArticleDOI
An NGA Model for the Average Horizontal Component of Peak Ground Motion and Response Spectra
TL;DR: In this article, a model for estimating horizontal ground motion amplitudes caused by shallow crustal earthquakes occurring in active tectonic environments is presented, which provides predictive relationships for the orientation-independent average horizontal component of ground motions.
Journal ArticleDOI
Estimates of Site‐Dependent Response Spectra for Design (Methodology and Justification)
TL;DR: In this paper, the authors provide new unambiguous definitions of site classes and rigorous empirical estimates of site-dependent amplification factors in terms of mean shear-wave velocity and input ground-motion level.
Journal ArticleDOI
NGA-West2 Database
Timothy D. Ancheta,Robert B. Darragh,Jonathan P. Stewart,Emel Seyhan,Walter J. Silva,Brian S.-J. Chiou,Katie E. Wooddell,Robert W. Graves,Albert R. Kottke,David M. Boore,Tadahiro Kishida,Jennifer L. Donahue +11 more
TL;DR: The NGA-West2 project database as mentioned in this paper includes ground motion data recorded from shallow crustal earthquakes in active tectonic regimes post-2000 and a set of small-t...
Journal ArticleDOI
NGA Project Strong-Motion Database
TL;DR: A key component of the NGA research project was the development of a strong-motion database with improved quality and content that could be used for ground-motion research as well as for engineering practice.
Journal ArticleDOI
Attenuation Relations of Strong Ground Motion in Japan Using Site Classification Based on Predominant Period
John X. Zhao,Jian Zhang,Akihiro Asano,Yuki Ohno,Taishi Oouchi,Toshimasa Takahashi,Hiroshi Ogawa,Kojiro Irikura,Hong K. Thio,Paul Somerville,Yasuhiro Fukushima,Yoshimitsu Fukushima +11 more
TL;DR: In this paper, a spectral acceleration attenuation model for Japan is presented, which includes a very large number of strong ground-motion records up to the 2003 Off Tokach main and aftershocks.
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