In a well managed transport system, various modes do not compete with each other but complement each other. Transportation plays a major role in the overall economic development. It has resulted into the excellent comfort and convenience. It has the superior quality to the growth of infrastructure, industrialization and massive production. It facilitates the work to the people and it creates both direct and indirect jobs.

*Road, railways, airways and waterways all are linked to expand the trade. Trade or exchange of the commodities in a developing country depends on the various modes of transport.

*Railways also serve ports so that goods can move faster and more cheaply. It is most suitable for moving bulky goods over long distances in a country.

*Roadways are suitable for the short distances. It offers door to door services.

*Air transport is the most appropriate option for urgent and fast work.

*Water transport play important role in international movement of bulky goods.

*Liquid and gases such as water and petroleum can be transported through pipelines.

*Air transport helps in crossing mountains and seas faster than any other transport.