Sheila sserranov@upS.edU.ec, Quito, Ecuador, Lenin Campozano, National Polytechnical University Ecuador EPN, Department of Civil and Environmental Engineering, Quito, Ecuador, Marcos Villacis, National Polythecnic School, Department of Civil and Environmental Engineering, Quito, Ecuador, Thomas Condom, LTHE, CHyC, Saint Martin d'Hères, France and Andrea Walpersdorf, ISTerre Institute of Earth Sciences, Saint Martin d'Hères, France