Jun 15, 2015 Inland Waterways Transport Economically Most Viable Sector India is yet to explore vast potential of 14,500 km of navigable waterways for commercial transportation. For passenger and domestic cargo movement, development of inland waterways can prove to be a boon. Inland Waterways Transport (IdWT) is likely to be more environment friendly transportation mode compared to road and rail. As of now IWT doesn´t have even a 1 per cent share in the total cargo movement in the country.