12683/84 Ernakulam Bangalore Bi Weekly SF- Mon & Wed from ERS
RSA with 16337/38 Okha-Ernakulam Express
22607/08 Ernakulam Bangalore Weekly SF - Sun from ERS
RSA with 16309/16310 Ernakulam-Patna-Ernakulam Express.
No difference in route...
more... or Departure timings for both trains except the RSA and service days.
it should be a bi weekly only and not a separate weekly and a bi weekly of same route with different RSA..
ridiculous service by SR for kerala karnataka connectivity