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Scientific Programs

 

Title:

GEOTECHNICAL CHARACTERIZATION OF SELECTED AREAS IN CRETE USING GEOPHYSICAL AND GEOTECHNICAL METHODS

Date: 2012 – 2015
Active: No
Organisation: National Strategic Reference Framework (NSRF) 2007-2013
Partners: Technical Univesity of Crete (TUC), Technical Education Institute of Crete, NTUA, EPPO-ITSAK, FORTH-IMS
Co-ordinator: Dr Antonis Vafidis, - Professor at TUC, Mineral Resources Engineering Department (MRED), Lab. of Applied Geophysics
Project Manager: Alexandros Savvaidis
description:

In geotechnical engineering, apart from static loads, dynamic ones are also applied e.g. mechanical oscillations, seismic loads etc. Soil properties related to dynamic loads are shear wave velocity (Vs), shear modulus (G) attenuation factor (D) and Poisson ratio (ν). There is a variety of laboratory or in situ methods which investigate the soil behavior under conditions of low or high stress level. In this research project, both geotechnical and geophysical methods are proposed for the estimation of the mechanical soil parameters.

The plethora of parameters encountered in geotechnical problems requires both laboratory and in situ tests and relevant boreholes.

During the present research project, geotechnical and seismological data will be collected at selected sites in Greece and will be correlated with geophysical data.

This project will focus on:
a) the influence of dynamic loads on geotechnical phenomena related to the static stress field variation,
b) the estimation of the site effects in case of seismic loads and
c) the proposal of normalized elastic spectra for construction planning and their comparison with the Greek Seismic Code (GSC2000) and the Eurocode (EC8).