New Delhi, Dec. 12 -- Indian Railways is exploring three new freight corridors to extend the high-speed cargo network deeper into southern, eastern, and central India, building on the success of two operational lines to create a continuous nationwide logistics loop, two people aware of the development said.

Detailed project reports for the three new lines have been completed and are under examination, said one of the three people quoted earlier. Together, the new dedicated freight corridors (DFCs) are estimated to cost around Rs.1.5 trillion, the person said.

The DFCs under consideration are: 1,115 km East Coast Corridor (Kharagpur-Vijayawada); 1,673 km East-West Corridor (Bhusawal-Dankuni); and 975 km North-South Sub-Corridor (Vijayawa...