“…As a pioneer document, it is necessary to mention the work realized Weinroth (1989), as well as numerous programs: EXITT, EVACSIM, EXIT-89, TIMTEX, STEPS, CRISP, ASERI, PEDGO, PEDROUTE, and WAY OUT between others. Of all the known applications, possibly the most spread correspond to the program SI-MULEX (Thomson, 1995) and EXODUS (Galea, 1993(Galea, , 1994(Galea, , 2001, both developed in the United Kingdom and available commercially.…”