Dhaka, Oct. 23 -- Bangladesh is a riverine country. Waterways were the only mode of communication about hundred and fifty years back. Though, small numbers of recognized roads were there. Among those recognized roads we can refer only the famous Grand-Trunk road built by Emperor Shershah of Delhi. Other than some village tracks there was no recognized road existed in this part of the undivided Bengal now Bangladesh. In the 2nd half of 19th century British colonial masters introduced railways in the then Bengal presidency and at the same time some District Board roads were constructed by the then authority. But up to the late fifties of the of the 20th century waterways was one of the prime modes of communication and transportation in this...