Instead creating new classes all AC coaches can be locked and only SL and GS can be run. But one thing the trains may not start from April 15th as the threat will not be over it may continue for long upto May end or june. If trains and buses run social Distancing cannot be observed and they will be large scale exodus from cities to villages and one case is enough to damage the locality as there is no proof of testing. China has stopped travel all over country for 2 months and now restoring phase wise.