Planning a new road or highway can be expensive and time consuming process. There are numerous environmental issues that need to be addressed. The problem is exacerbated where the alignment is influenced by the location of services, existing roads and buildings, and the financial, social and political costs of land resumption. GIS, a powerful tool for the compilation, management and display data associated with geographic space, is used for the preparation of digital maps and analysis purposes. The conventional manual methods were difficult, time consuming and expensive.