 It has already completed pre-feasibility study in 2016.A consortium of consultants comprising DB E&C, Intraplan Consult and Ingenieurburo Vossing are conducting the study.During the trial run in Delhi–Mumbai route Spain's Talgo trains reached a peak speed of , observing laid-down speed cautions and halting at the usual stoppages as the Mumbai Rajdhani, Talgo clocked an average speed of .