International conference on ground motion measurement and. As a result, there is an excellent description of the ground motions that. Prk 19842012 parkfield, california 626mb sfa 19932012 integrated surface and borehole geotechnical strong motion arrays in san francisco, california 2544mb. Strong motion earthquake data values of digitized strong. Duration of strong ground motion during mexican earthquakes. Beginning in 2008 san francisco array data have been supplemented with kinemetrics dolomite recorders. Cesmd internet data report center for engineering strong. In march 2004 a new cd rom entitled dissemination of european strongmotion data, volume 2 was released. Procedures for estimating earthquake ground motions. The analysis of strong motion data recorded in mexico city shows that the ground motions in the lake bed zone are amplified by 8 to 50 times with respect to a hill zone site in ciudad universitaria.
The frequency at which the maximum relative amplification occurs varies. Report on progress at the center for engineering strong. Data has grown into one of the most important assets organizations possess. More than 50 years of continuous strong ground motion instrumentation and monitoring in mexico have provided a fundamental resource several thousands of accelerograms for better understanding earthquakes and their effects in the region. Long duration of ground motion in the paradigmatic valley. New zealand strongmotion database gns science and geonet have prepared a collection of strong motion data resources for significant new zealand earthquakes. The first step was to collect the most important ground motion records worldwide. Compilation of strongmotion records and preliminary data from the imperial valley earthquake of 15 october 1979. At imperial, 80 percent of the buildings were damaged to some degree. The strong motion data of 2009 april 6 laquila central italy earthquake m w 6. Strong ground motion is often to blame for the structural damage that occurs during an earthquake.
Losing intellectual property ip, a customers personally identifiable information pii or financial information can cause substantial damage to. The pacific earthquake engineering research center peer is a ninecampus research center headquartered at the university of california, berkeley, working to develop, validate, and disseminate performancebased seismic design technologies for buildings and infrastructure to meet the diverse economic and safety needs of land owners and society. This report summarizes the data from nearin strongmotion accelerograph stations operated by the u. The digital recordings are available via anonymous ftp. We derive strong ground motion relations for horizontal components of pseudoacceleration response spectra from mexican interplate earthquakes at rock sites nehrp b class in the forearc region. The data seismologists record with strong motion sensors is used to improve the design of earthquake resistant buildings and to understand earthquakeinduced geologic hazards. Seismicity in this northern region is less than that in guerrero.
Compilation of strongmotion records and preliminary data. The vdc was incorporated as a part of the center for engineering strong motion data cesmd in 2012. The network of strong motion accelerographs in mexico includes instruments that were installed, under an international cooperative research program, in sites selected for the high potential of a large earthquake. As far as i know, this is the most recent database. The mexico earthquake of september 19, 1985natural period of sites in the valley of mexico from microtremor measurements and strong motion data. When you click on the bin, it gives your several options. Here we sum marize results obtained by ordaz and singh 1992. Substantial effort has been devoted to the analysis and interpretation of field data in view of earthquake source parameters, source models, local site effects and nearfield effects.
Vdc is restricted to strong motion data, principally from earthquakes of magnitude 5. Seismic site effects have been first evidenced during the 1985 mexico city earthquake. International strong motion databases global databases peer strong motion database cosmos consortium of organizations for strong motion observation systems center for engineering strongmotion data national databases strongmotion sismograph networks knet, kiknet japan. The new zealand strong motion database contains a comprehensive compilation of highquality source and site metadata for large new zealand earthquakes, rupture models of past large. Established in 1997, the consortium of organizations for strong motion observation systems cosmos promotes collaboration among programs and institutions to improve strong motion measurements, to solve mutual problems with instrumentation and data, and to assist in strong motion data dissemination. Processed data from the strongmotion records of the imperial valley earthquake of 15 october 1979. The strong motion earthquake data values of digitized strongmotion accelerograms is a database of over 15,000 digitized and processed accelerograph records from 1933 to 1994. Wheat tonneshectare 20092028 mexico red, oecd total black fish landings indicator. Data on mexico across agriculture,development,economy,education,energy,environment,finance,government,health,innovation and technology,jobs,society. This gave a detailed record of the different types of shaking associated with the earthquake. California division of mines and geology, 1980 ocolc758280176. The guerrero accelerograph array has recorded enough strong motion data from earthquakes with magnitudes ranging from under 3. Cosmos virtual data center center for engineering strong. The primary objectives of the data interpretation project are to further the understanding of strong ground shaking and the response of structures, and to increase the utilization of strong motion data in improving postearthquake response, seismic code provisions and design practices.
Strong motion seismology in mexico 49 this data has permitted the study of spectral attenuation with distance and, in the process, estimation of qf and source spectra castro et al. Boore abstract we introduce a new computational method for implementing brillinger and preislers 1984, 1985 onestage maximumlikelihood analysis of strong motion data. In march 2004 a new cd rom entitled dissemination of european strong motion data, volume 2 was released. Strong groundmotion relations for mexican interplate. Strong ground motion database system for the mexican seismic. International strong motion databases global databases peer strong motion database cosmos consortium of organizations for strong motion observation systems center for engineering strong motion data national databases strong motion sismograph networks knet, kiknet japan strong motion database of turkey italian accelerometric archive. Data were obtained from a variety of structural and geologic environments. The guerrero accelerograph array has recorded enough strongmotion data from earthquakes with magnitudes ranging from under 3. The database contains over 15,000 record listings and is approximately 4 mb. In the late 1990s peer recognized the need to improve access to earthquake ground motion data and thus embarked on an effort to create a webbased searchable database of strong ground motion data. Vdc is restricted to strongmotion data, principally from earthquakes of magnitude 5.
Therefore, the study of local site effects is an important part of the assessment of strong ground motions, seismic hazard and engineering seismology in general. Thesis, bogazici university, istanbul, turkey, 1998. Producer support pse % of gross farm receipts 19992018 mexico red, oecd total black crop production indicator. Lowfrequency, deterministic simulation of strong ground motion, ph. New zealand strong motion database gns science and geonet have prepared a collection of strong motion data resources for significant new zealand earthquakes. Abstract a webbased system for strong mexican ground motion records dissemination and archival is presented. There exist some 361 strong motion accelerographs in. Strong ground motion from the michoacan, mexico, earthquake. Prk 19842012 parkfield, california 626mb sfa 19932012 integrated surface and borehole geotechnical strongmotion arrays in san francisco, california 2544mb. Processed data from the strongmotion records of the. International strong motion databases global databases.
This cd rom contains corrected acceleration, velocity and displacement timehistories of 462 triaxial strong motion records from 110 earthquakes and 261 stations in europe and the middle east. Long duration of ground motion in the paradigmatic valley of. Evolution of accelerographs, data processing, strong motion arrays and amplitude and spatial resolution in recording strong earthquake motion, m. The mexico earthquake of september 19, 1985natural period of sites in the valley of mexico from microtremor measurements and strong motion. We derive strong groundmotion relations for horizontal components of pseudoacceleration response spectra from mexican interplate earthquakes at rock sites nehrp b class in the forearc region. Koerieed is the only university unit in turkey that owns and operates its own urban strong motion network. If you wish to retrieve the entire inventory database, go to the bottom of this page and click the clear form button and the search database button. The purpose of this report is to alert others as to the nature of the strongmotion data that is available from this event. Analysis of the strong motion data associated with normal faulting mechanism earthquakes in turkey, proceedings of the 6th us national conference on earthquake engineering, seattle, wa, usa, june 1998. The strong motion earthquake data values of digitized strong motion accelerograms is a database of over 15,000 digitized and processed accelerograph records from 1933 to 1994.
Pem motion was founded in 2014 as a spinoff from prof. Strong motion data catalog search accelerograph record descriptions from nceis earthquake strong motion database if you wish to retrieve the entire inventory database, go to the bottom of this page and click the clear form button and the search database button. Strong groundmotion relations for mexican interplate earthquakes. Database this section enables interactive querying of the european strong motion database and extracting of selected strong motion records. The second step was to ensure that all the data had been processed. None of these studies included data from western mexico, along the northern section of the subduction zone. Government publication, state or province government publication.
Selected publications strong motion research group. For the regression analysis we use a recently proposed multivariate bayesian technique. California strong motion instrumentation program csmip seismic risk governance. Accelerograph record descriptions from nceis earthquake strong motion database. The functional form is obtained from the analytical solution of a circular finitesource model. A study of the duration of strong ground motion using accelerometric data of subduction and normal.
Geological survey in the imperial valley of california at the time of the october 15, 1979 imperial valley earthquake. Strong ground motion database system for the mexican. The earthquake epicenter was located along the pacific coast several hundreds kilometers from mexico city, the seismic shaking was however extremely strong leading to very large damages. Achim kampkers chair for production engineering for emobility components pem at the rwth aachen university by some talented engineers with the strong feeling that todays mobility innovation requires a new approach. The surface ground motion may be strongly amplified if the geological conditions are unfavorable e. Strong motion data of engineering and scientific importance from the united states and other seismically active countries are served through the center for engineering strong motion data cesmd at recently, the cesmd staff, with cooperation from colleagues at international strong motion seismic networks, has disseminated strong motion data from significant.
In the business district of brawley, all structures were damaged, and about 50 percent had to be. This cd rom contains corrected acceleration, velocity and displacement timehistories of 462 triaxial strongmotion records from 110 earthquakes and 261 stations in europe and the middle east. Strong ground motion department of earthquake engineering. Seismic site effects are related to the amplification of seismic waves in superficial geological layers. Jan 31, 2001 a study of the duration of strong ground motion using accelerometric data of subduction and normal. The records are chosen to minimize the influence of the corner frequency on the spectral shape, and the kappa values are estimated from the highfrequency. Amplification is a function of the shearwave velocity and damping of the unconsoli dated materials, its thickness and geometry, and the strain level of the input rock motion. Peer strong ground motion databases pacific earthquake. Strongmotion data of engineering and scientific importance from the united states and other seismically active countries are served through the center for engineering strong motion data cesmd at recently, the cesmd staff, with cooperation from colleagues at international strongmotion seismic networks, has disseminated strongmotion data from significant. The usgs national strong motion project formerly titled the national strong motion program has the primary federal responsibility for acquiring strong motion records of significant earthquakes in the united states recorded by sensors placed in the ground and in manmade structures. The primary objectives of the data interpretation project are to further the understanding of strong ground shaking and the response of structures, and to increase the utilization of strongmotion data in improving postearthquake response, seismic code provisions and design practices. The associated parameters of more than 3,000 acceleration time histories from earthquakes in europe and adjacent areas are archived in the database. Most of the data are available in three levels of processed files. You can leave fields blank that do not apply to your search.
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