GIS is one of the fastest growing technologies of present time. It has emerged as powerful and sophisticated means to manage vast amounts of geographic data. It provides a mechanism by which information on location, spatial interaction and geographic relationship of various facilities can be assessed and viewed in moments. It provides an opportunity to effectively view and access geographic data and thus to improve decision making process.
This paper summarises the attempt to develop a computerized spatial data base system for Calicut city and to use that for identification of missing links in the road network based on travel demand. The various stages of the work are development of spatial information system of traffic zones and road network, estimation of minimum travel paths, estimation of travel demand though indirect approaches, estimation of link volumes, preparation of desire line diagrams, identification missing links, formulation of alternative road network improvement strategies, evaluation of alternative networks.
2.0 Calicut City - An overview
Calicut city is situated on the West-Coast of India, at a latitude of 11?15" N and longitude of 75?47" E. It is considered as the commercial capital of Malabar Region. The city has a history of long years and the growth of city has not taken place in a planned manner. While Calicut is connected to many of the important cities
