[PDF] Top 20 A Study of High Frequency Strong Ground Motion from the San Fernando Earthquake

... appears that, in general, sedimentary sites were accelerated more strongly than basement rock sites, particularly at lower frequencies, say below 2 Hz, and that with[r] ... See full document

... this study is restricted to the KAZE ...Tokachi-oki earthquake has been characterized by a small amount of seismic moment in the first 15 to 20 seconds, as the YK Model ...away from KAZE ... See full document

... km from the epicenter, the high-frequency ground motions were already attenuated when reaching the coastline of ...the study of Psimoulis et ...present study, we investigate ... See full document

... events. From spatial comparisons presented above, the rupture of SMGA1, SMGA2, and SMGA3 are possibly presumed to be the reactivation of pre-existing asperities, or strong motion generation areas, of ... See full document

... Abstract Earthquake disasters result mainly from the damage and collapse of engineering structures and the latter is mainly caused by the strong ground motion during the ...of ... See full document

... generating strong motion, which is customarily used to calculate earthquake design in places where there is a lack of sucient recorded ...corner frequency used here, despite some theoretical ... See full document

... Early ground motion prediction equations show a decay of approximately 1/r 2 (Trifunac & Brady, ...that ground motions from five moderate earth- quakes (Parkfield 1966, San ... See full document

... crustal earthquake (M j ...large ground acceleration of 1127 cm/s 2 and a large pseudo-velocity response of over 100 cm/s were recorded at the nearest strong-motion station, HKD020, about 10 ... See full document

... effects from the observed spec- trum at each ...by frequency-dependent Q in propagation media (Tsurugi et ...at high frequencies are insensi- tive to the mechanisms because radiation characteristics ... See full document

... The Imperial Valley earthquake centered along a well defined fault, and after the earthquake the fault offset was documented in detail (Buwalda, unpublished field n[r] ... See full document

... the ground motion prediction (GMP) analysis was performed by using the NGA West 1 and NGA West2 ...three ground motion parameters analysed in this study, which are PGA, SA at ...the ... See full document

... large earthquake of Mw ...east from the epicentral region passing through the sediment-filled Kathmandu ...observing strong ground motions at our four observation sites (one rock site and ... See full document

... long-period ground motion during the Tohoku-Oki event, which are not taken into account by commonly used high-frequency ampli- fication proxies such as V S30 ...km from the epicenter, ... See full document

... to earthquake shaking requires communication of strong-motion data to the engineering community rapidly after significant ...statewide earthquake monitoring. The Engineering Strong ... See full document

... deriving ground motion estimation relations have often been reported, but again, like data seletion proedures, there is little agreement about the best method to ...time-histories from dierent types ... See full document

... Aftershock observations were conducted in some of the most intensely shaken lowlands. Eight temporary obser- vation stations had been installed in and around the low- lands by the morning of 27 March 2007, 2 days after ... See full document

... accuracy of digital calculations of corrected accelerations, displace- ments, response spectra and Fourier spectra, using data obtained from typical earthquake engineering r[r] ... See full document

... Acknowledgments. We would like to thank to Mr. Matsubayashi. He kindly provided his moment tensor solution for us. We are also grateful to Mr. Ito, Dr. Hayashi and Dr. Asano for valuable discus- sions. We appreciate to ... See full document

... The Italian Accelerometric Network (RAN), managed by the Department of Civil Protection (DPC), and the Italian seismic network (RSN), managed by the Istituto Nazionale di Geofisica e Vulcanologia (INGV) have made ... See full document

... The regression results showed no violation of normality assumptions [13, 14] on model residuals and no significant bias of the residuals, which is not presented in this paper due to the limited space. The resulting ... See full document