New Delhi, Nov 29 (UNI) Railways Minister Piyush Goyal on Friday said till now six old diesel locomotives have been converted into three twin electric ones.
Mr Goyal, while replying during Question Hour in the Rajya Sabha, said since a lot of existing material from discarded locomotives were reused, it is not possible to ascertain the exact cost at this state, including various overheads.
He also stated that these converted prototype locomotives are under extensive field tests and trials.