“…Nowadays, digital databases implemented into Geographical Information Systems (GIS) have become a fundamental tool in the procedure of preparation of geo-engineering maps. Recent engineering geological maps at urban environments are based on ground databases, which are generally manipulated using GIS software (Chaminé et al, 2016;Culshaw & Northmore, 2015;El May, Dlala, & Chenini, 2010;Faccini, Robbiano, Roccati, & Angelini, 2012;Forster, Lawrence, Highley, Cheney, & Arrick, 2004;Masoud, 2016;Merritt & Whitbread, 2007;Oliveira, Gomes, & Guimarães, 2009;Zuquette, Pejon, & Dos Santos Collares, 2004), and therefore, this methodology seems to be fully consolidated to approach these environments subsoil studies.…”