The study of improving of city`s communication based on geographical network analyses

The paper attempts to present possible uses of GIS software for road network analyses. Tasks of this kind are realized with the help of specialist software for transport analyses. However, the main attempt of the author was to use alternative and multipurpose software for this purpose - the ARCInfo Package by ESRI. Database, containing the street network of the City of Krakow and its Adjacent areas including planned elements (the Eastern and Northern ring ways) was used to analyze the transit traffic and to propose deversions if some roads are closed. This has allowed to access the influence of future investments on traffic improvement and to validate their locations.