Stochastic ground motion simulation of the 2016 meinong. Strong motion is currently recording in a mixture of triggered and continuous modes. A database of the coseismic effects following the 30 october. About the rapid raw strong motion portal rrsm orfeus. The sources of strong ground motion records are summarized in table 1. Jul 30, 2019 the results show a clear ground displacement in both optical and radar processing with horizontal offsets of 1 to 1. Established in 1997, the consortium of organizations for strong motion observation systems cosmos promotes collaboration among programs and institutions to improve strongmotion measurements, to solve mutual problems with instrumentation and data, and to assist in strongmotion data dissemination.
The database consists of accelerograms gathered from the. Empirical relationships for magnitude and sourcetosite distance conversions using recently compiled turkish strong ground motion database. Routine processing of large accelerogram data sets and database organization for use in regression analyses. Worldwide strongmotion data resources are centralised at the cosmos virtual data center.
Pacific earthquake engineering research peer center peer ngawest2 ground motion database atc63 ground motions sac steel ground motions multidisciplinary center for earthquake engineering research mceer ground motions including sac ground motions national information service for earthquake engineering strong motion data. Structural health monitoring shm refers to the process of implementing a damage detection and characterization strategy for engineering structures such as bridges and buildings. This is related to both the difficulty in rationally relating the ground motions to the hazard at the site and the required selection. This project examined the ground motions that were recorded by various instruments during earthquakes from 20102011 in canterbury, new zealand. Surface ruptures were identified and mapped using interferograms and derived products eg.
Abrahamson, soil dynamics and earthquake engineering 265, 477 2006, doi. When you click on the bin, it gives your several options. The system should also allow personabased access to data to share with cern databases and international seismic databases. Incorporated research institutions for seismology iris data sets including a directory of other sites datasets. The strong motion data processing laboratory was established in 1976 by prof. See lightning strikes in real time across the planet.
Peer strong ground motion databases pacific earthquake. Introducing the european rapid raw strong motion database. Starting from 01 december 2019 orfeus eida will no longer support arclink. Reference database for seismic groundmotion in europe. Introducing the european rapid raw strongmotion database. Faceted searching added facets for journal, journal section, article type, book series and georef keywords. The peer ground motion database beta version is an interactive web based application that allows the user to select sets of strong ground motion acceleration time series that are representative of design ground motions. The prediction and use of peak ground velocity journal of. Cesmd internet data report center for engineering strong. We describe a processing webservice, fully integrated with the engineering strong motion database esm, a dailyupdated strongmotion archive that contains more than 50,000 waveforms of events with magnitude. It uses fully automated processing software scwfparam which is open source and. The database has one of the most comprehensive sets of metadata, including different distance measure, various site characterizations, earthquake source data, etc. Abstract a webbased system for strong mexican ground motion records dissemination and archival is presented. The science of strong ground motion also deals with the variations of fault.
Since its founding, cosmos has become internationally known for its virtual data center vdc, which provides access to ground motions recorded anywhere in the world. Apr 20, 2020 noaa strong motion earthquake data values of digitized strong motion accelerograms, 19331994. Strong motion data processing usc earthquake engineering. In addition, appropriate browsersoftware is provided allowing the user to search through the database and databank for the selection of design input data. These recordings provided several important observations about the nature of the ground shaking, which is critical to both understanding the ground motion phenomena itself, and also the resulting damage observed to structures and infrastructure. The current version of the database is similar to the ngawest2 database, which was used to develop the 2014 ngawest2 ground motion models gmms. We applied a stochastic method for the finitefault modeling of strong ground motions to the 2016 meinong, taiwan earthquake. Mar 25, 20 earthquakes today recent and latest earthquakes, earthquake map and earthquake information.
Strong ground motion database share created a parametric strong motion database. The horizontaltovertical spectral ratios hvsr were calculated from weak motions and the. Emsc european mediterranean seismological centre provides real time earthquake information for seismic events with magnitude larger than 5 in the european mediterranean area and larger than 7 in the rest of the world. Cern creates a compactrio ground vibration monitoring system. Seismic strongmotion data play a fundamental role in seismology and.
In codebased seismic design and assessment it is often allowed the use of real records as an input for nonlinear dynamic analysis. Reference database for seismic groundmotion in europe resorce. Subroutines for the internet site for european strong. Investigation of the frequency content of ground motions. Mar 27, 2018 we provide a database of the coseismic geological surface effects following the mw 6. Volume 2 of the european strong motion database ambraseys et al. 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 earthquakes, and strong motion recordings with componentspecific processing.
A motion of short duration may not produce enough load reversals for damaging response to build up in a structure, even if the amplitude of the motion is high. Resorce reference database for seismic ground motion in. General assembly of the esc geneva, switzerland, 38 september 2012. Pacific earthquake engineering research center peer ground motion database. We needed to create a system to monitor both natural ground motion and industrial vibration with tight timing restrictions. Civil engineer, phd seismic risk, msc earthquake engineering. In seismology, strong ground motion is the strong earthquake shaking that occurs close to less than about 50 km from a causative fault. 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. The cdrom was created with the support of the european council, environment, and climate research programme, contract env4ct970397 dissemination of european strongmotion data. Resorce is intended to be a single integrated accelerometric databank for europe and surrounding areas for use in the.
Resorce is planned as an uptodate, highquality, homogeneous, seismicmotion database, integrated at the paneuropean scale and containing only validated data. Mathworks is the leading developer of mathematical computing software for engineers and scientists. I, peak ground acceleration and velocity, proceedings of the 11th european conference on earthquake engineering a. Resorce is one of the products of the seismic ground motion assessment sigma. In general, raw acceleration time histories were processed according to the procedure devised by paolucci et al.
Subroutines for the internet site for european strongmotion data. Networking acceleration networks and sm data users. Trifunac in support of the following research activities software development for routine and specialized processing of analogue and digital strong motion accelerograms. Esm and rrsm two world class strong motion databases for seismologists and. The duration of strong ground motion can have a strong influence on earthquake damage. Note that the database does not include the actual recorded acceleration histories, it only includes metadata about the records, including information about the earthquake event, the recording station, the processing of the record, and so on.
The emsc contribution to the sigma project concerns the creation of the resorce database, that aims at being a reference seismic ground motion database in europe for the development and the test of european ground motion prediction models to be used for seismic hazard studies. Esm and rrsm two world class strong motion databases for. Orfeus is the nonprofit foundation to coordinate and promote digital, broadband seismology in the european mediterranean area. The 14th world conference on earthquake engineering, 1217 october 2008, beijing, china. Prediction of strong ground motion using the hybrid empirical method in eastern north america 10 to propose a pointsource stochastic method, later generalized and extended by boore 1983, that could be used to estimate ground motion from such simple seismological models. Nsmp national strong motion project seismic stations for strong motion records on the ground and in manmade structures. Nga project strongmotion database brian chiou,a robert darragh,b m. Strong ground motion database system for the mexican. The strength of the shaking involved in strong ground motion usually overwhelms a seismometer, forcing the use of accelerographs or strong ground motion accelerometers for recording.
The rrsm portal exposes earthquake information, peak ground motion parameters, and response spectral amplitudes. Empirical ground motion prediction equations were adjusted to a horizon within the bedrock at the site using kappa values inferred from weak motion analyses. It contains recordings of earthquakes that occurred globally between the 1930s and 2009 for a total of 2448 events and 14193 records. This gives access to a database of strong ground motion data parameters, and links to the data centres and web sites of the contributing agencies. The user specifies the design ground motions in terms. Combined effect of vertical and horizontal ground motions on.
Here damage is defined as changes to the material andor geometric properties of a structural system, including changes to the boundary conditions and system. First european conference on earthquake engineering and seismology a joint event of the. This version of the engineering strong motion database esm has been developed in the framework of the european project nera network of european research infrastructures for earthquake risk assessment and mitigation, network activity 3. To use the data in analysis software, you may need to copy the four lines of header information that accompanies each record. Since 2005, cosmos has also hosted a highlyregarded annual technical session to provide a link between the ground motion, seismic code development, and geotechnical and. European strongmotion records and associated earthquake, station. Strongmotion data processing is necessary to evaluate reliable groundmotion for standard or specific applications. Chapter 6 presents a brief summary of the work completed for the project. Studies have focused on the seismic behavior of reinforced concrete rc chimney structures subjected to earthquake load only along the horizontal direction. Openseismomatlab is an innovative opensource software for strong ground motion data processing, written in matlab. The detailed guidelines and practical tools presented in this safety. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.
Within epos, the two main sources of strong motion data in europe are the rrsm. Newly developed attenuation models in southern taiwan with the frequencydependent q 86. The ngaeast database includes the two and threecomponent groundmotion recordings from numerous selected events m 2. However, the vertical component of strong ground motion has been proven to damage or completely destroy civil structures. Mapping the faults of 2019 california earthquakes jointly. The usgs national strongmotion 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. Prediction of strong ground motion using the hybrid. Database management software by geographic regioncountry percentage breakdown of dollar sales for us, canada, japan, europe, asiapacific, latin america and rest of world markets. A sshac level 3 probabilistic seismic hazard analysis for a. Split screen display allows users to scroll the journal article and the article figures simultaneously. Eida is the european integrated data archive infrastructure within orfeus to provide access to seismic waveform data in european archives. The data set contains 112 records about 25% of all data from turkey. Orfeus is the nonprofit foundation to coordinate and promote digital, broadband seismology in the europeanmediterranean area. Bommer, the attenuation of strong motion peaks in europe, proceedings of the 12th european conference on earthquake engineering 2002.
It is intended to be used by scientists and engineers who are interested in modelling. On the other hand, international seismic guidelines, concerning this issue, have been found hardly applicable by practitioners. Summary internet site for european strongmotion data. This cd rom is an updated and improved compilation of 462 triaxial strong motion records from 110 earthquakes and 261 stations in europe and the middle east. Strong ground motion department of earthquake engineering. As far as i know, this is the most recent database. Previous earthquake events have shown that chimneys are one of the most fragile structures. Seismogram displays realtime waveforms from all over the world. Noaa strong motion earthquake data values of digitized strongmotion accelerograms, 19331994. Volunteer monitoring opportunities for you to host a seismometer in your private home, business, public building or school. Stream2segment has already been used as a data quality tool for datasets within the european integrated data archive and to create a weak. The database is maintained by wg5 of orfeus esm allows users to query earthquake and station. Waveform data can be downloaded within minutes after an event exceeding magnitude 3.
Mar 14, 2019 b synthetic green and observed black ground velocities at selected strongmotion stations. On the other hand, a motion with moderate amplitude but long duration can produce enough duration. The software implements an elastoplastic bilinear kinematic hardening constitutive model and uses a stateoftheart single step single solve time integration algorithm featuring exceptional speed, robustness and accuracy. These adjusted models were then scaled to create new equations capturing the range of epistemic uncertainty in this region with no strong motion recordings. Us and uk days away from european parliament ultimatum to. The rapid raw strong motion rrsm database contains automatically produced strong motion data following a significant earthquake in europe. Eeri a key component of the nga research project was the development of a strongmotion database with improved quality and content that could be used for groundmotion research as well as for engineering practice. Share assembled a strong motion database from preexisting strong motion databases. Appendix c using the peer nga database asce library. These files are subroutines for importing and exporting files in the file format used by the internet site for european strongmotion data. Rexel searches for sets of records for a various range of structural applications build. Opensource software for strong ground motion simulation and validation fabio silva, christine a. An internet site, known as the internet site for european strongmotion data isesd, without the above mentioned short commings of the cd rom was established from which users can freely download.
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