TransCAD is the only Geographic Information System (GIS), specifically designed for transportation professionals. It stores, displays, manages, analyzes, and manages transportation data. TransCAD integrates GIS and transportation modeling capabilities into a single platform. This gives TransCAD capabilities that are unmatched by any other package. TransCAD can be used to model all modes of transportation at any scale and detail. TransCAD can be used for all types and modes of transportation data. It is ideal for building decision support systems and transportation information. TransCAD can be run on any hardware that is available under Microsoft Windows. It supports virtually all desktop computing standards. GIS engine that is powerful and has special extensions for transportation. Transportation applications require mapping, visualization, analysis, and other tools. Modules for routing, travel demand forecasting and logistics, site location, logistics, and other purposes.