Usme itna kya issue ho raha. Kitne aise stations hain like BPL jo do zones k verge par aate. Maintenance to of course most probably SECR ko hi karna hoga.
In fact ye issue NGP SF and YPR SF k reroute karne me aa raha hoga, because agar dono trains reroute hui to WCR ki trains hone k baad bhi 99% route SECR ka hoga