Yes!! When Mumbai mail ,gyaneswari,Howrah ahmedabad used to run late due to night restriction between KGP-TATA. Generally these trains had 7-10 minstop at TATA but I have seen these train departing in 2-3 minutes during that time.Also Trains like Toofan exp has 10 min stop at MDP but if it is late it departs even in 1 min .i have seen many times.