Most of the MS bound trains have RSA:
Pandian RSA with Rockfort - Same rake composotion
Nellai RSA wwith Pothigai- Different rake composition
Kanyakumari RSA with Pearlcity - Same rake composotion
Anantapuri RSA with Sethu-...
more... Same rake composotion
Vaigai RSA with Pallavan- Same rake composotion
Chendur RSA with Mannai- Same rake composotion
Circar exp RSA with Kakinada- Same rake composotion
Cholan RSA with Mangalore - Same rake composotion
Kamban RSA with Tea Garden- Same rake composotion
Salem exp RSA with Dadar- Same rake composotion
Nagercoil weekly RSA with Jodhour weekly- Sam rake composition