Interesting observation of 12828 was made by me today.12828 is a 14 coach train out of which 5 general /reserved coaches have an expiry date of 9/2018.3 coaches have an expiry date of 12/2018.1 coach has an expiry of 1/2019.1coach has an expiry date of 2/2020.1ac coach has an expiry of 12/2018.other ac coach has an expiry of 9/2018.1slr has an expiry date of 2/2020.other SLR has an expiry date of 9/2018.so just imagine the cndn of risk in this train.but ser still has no qualms abt it.6 coaches are already over in their life time but still south eastern railway says we will continue the RSA.hopeless zone