Probabilistic seismic hazard assessment in Greece – Part 1: Engineering ground motion parameters

Seismic hazard assessment represents a basic tool for rational planning and designing in seismic prone areas. In the present study, a probabilistic seismic hazard assessment in terms of peak ground acceleration, peak ground velocity, Arias intensity and cumulative absolute velocity computed with a 0...

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Main Authors: G-A. Tselentis, L. Danciu
Format: Article
Language:English
Published: Copernicus Publications 2010-01-01
Series:Natural Hazards and Earth System Sciences
Online Access:http://www.nat-hazards-earth-syst-sci.net/10/25/2010/nhess-10-25-2010.pdf
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author G-A. Tselentis
L. Danciu
author_facet G-A. Tselentis
L. Danciu
author_sort G-A. Tselentis
collection DOAJ
description Seismic hazard assessment represents a basic tool for rational planning and designing in seismic prone areas. In the present study, a probabilistic seismic hazard assessment in terms of peak ground acceleration, peak ground velocity, Arias intensity and cumulative absolute velocity computed with a 0.05 g acceleration threshold, has been carried out for Greece. The output of the hazard computation produced probabilistic hazard maps for all the above parameters estimated for a fixed return period of 475 years. From these maps the estimated values are reported for 52 Greek municipalities. Additionally, we have obtained a set of probabilistic maps of engineering significance: a probabilistic macroseismic intensity map, depicting the Modified Mercalli Intensity scale obtained from the estimated peak ground velocity and a probabilistic seismic-landslide map based on a simplified conversion of the estimated Arias intensity and peak ground acceleration into Newmark's displacement.
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spelling doaj.art-8a7db07e22c842f8be0a7caec99483a02022-12-21T23:16:34ZengCopernicus PublicationsNatural Hazards and Earth System Sciences1561-86331684-99812010-01-011012539Probabilistic seismic hazard assessment in Greece – Part 1: Engineering ground motion parametersG-A. TselentisL. DanciuSeismic hazard assessment represents a basic tool for rational planning and designing in seismic prone areas. In the present study, a probabilistic seismic hazard assessment in terms of peak ground acceleration, peak ground velocity, Arias intensity and cumulative absolute velocity computed with a 0.05 g acceleration threshold, has been carried out for Greece. The output of the hazard computation produced probabilistic hazard maps for all the above parameters estimated for a fixed return period of 475 years. From these maps the estimated values are reported for 52 Greek municipalities. Additionally, we have obtained a set of probabilistic maps of engineering significance: a probabilistic macroseismic intensity map, depicting the Modified Mercalli Intensity scale obtained from the estimated peak ground velocity and a probabilistic seismic-landslide map based on a simplified conversion of the estimated Arias intensity and peak ground acceleration into Newmark's displacement.http://www.nat-hazards-earth-syst-sci.net/10/25/2010/nhess-10-25-2010.pdf
spellingShingle G-A. Tselentis
L. Danciu
Probabilistic seismic hazard assessment in Greece – Part 1: Engineering ground motion parameters
Natural Hazards and Earth System Sciences
title Probabilistic seismic hazard assessment in Greece – Part 1: Engineering ground motion parameters
title_full Probabilistic seismic hazard assessment in Greece – Part 1: Engineering ground motion parameters
title_fullStr Probabilistic seismic hazard assessment in Greece – Part 1: Engineering ground motion parameters
title_full_unstemmed Probabilistic seismic hazard assessment in Greece – Part 1: Engineering ground motion parameters
title_short Probabilistic seismic hazard assessment in Greece – Part 1: Engineering ground motion parameters
title_sort probabilistic seismic hazard assessment in greece part 1 engineering ground motion parameters
url http://www.nat-hazards-earth-syst-sci.net/10/25/2010/nhess-10-25-2010.pdf
work_keys_str_mv AT gatselentis probabilisticseismichazardassessmentingreecepart1engineeringgroundmotionparameters
AT ldanciu probabilisticseismichazardassessmentingreecepart1engineeringgroundmotionparameters