12987/Sealdah Ajmer was standing on pf 2.
12307/hwh-ju arrived on platform 3.
Hatia Patna patliputra express was standing on platform 7.
12987/Sealdah Ajmer left and after 1 min
22911/Indore Howrah shipra express arrived on...
more... platform 1.
Gorakhpur hatia arrived on platform 5.
12307/hwh-ju left at 3:30 right time from platform 3.
13010/Dehradun Howrah arriving on platform 2.
.
All happened in 20 minutes between 3:10 to 3:30 at the city of black diamond Dhanbad