Just a suggestion...
Since tracks towards TVC from Kottayam and Allapuzha are saturated, wouldn't it make sense to proceed to TVC from Nagercoil side ?
When trains from the north reach Tamil Nadu, instead of going through Palakkad via Erode to reach TVC, the trains can be routed through Tirunelveli-Nagercoil routed.
The Ananthapuri express can run via Punalur-Shengottai route when guage conversion is...
more... completed...
PLEASE PROVIDE YOUR VALUABLE SUGGESTIONS AND OPINIONS