From Wikipedia: "A lot of people from adjoining districts like Bokaro, Koderma, Giridih come to Dhanbad early morning to catch the 'morning trains' to various destinations like Kolkata, Durgapur, Jamshedpur, Ranchi, Patna, Burdwan and Gaya"
Our beloved home division which takes best care of daily passengers by running intercity types trains to prevent hassle free crowding in long distance sleeper trains
I think DHN is one of few station in india to have a intercity type train departing in morning and arriving in evening for every possible route from DHN
namely...
more... GAYA (13305), Kolkata (12340), Ranchi (13303), Jamshedpur (13301), Patna (13331)