Bhagalpur Coaching depot currently has 3 pit lines - 2 for 24 coaches, 1 for 20 coaches. It maintains about 300 coaches for 12 trains originating from here and 5 passenger trains. With 8 pit lines, the number of trains are going to more than double.
For reference, Panta (at Rajendra Nagar) has 4 pit lines and 3 pit lines in Danapur. Bhagalpur coaching depot will become the largest in Bihar and the station one of the largest terminal stations.