In today’s environment, the success of an organization depends on the ability to reduce the decision cycle, make better decisions, and share strategic information within the organization. The model of this paper shows that the results of GIS processing are much more efficient in the information process - decision making, production, evidence, both in the transport sector and in other fields of activity.The main purpose of a GIS system is, beside the introduction, storage and editing of some geographic, demographic, environmental information etc. The analysis and the study of this information in a relational context, in order to obtain complex decisions. Network analysis in GIS is most frequently related to finding new solutions to transport issues.