This train can be extended to QLN by creating an RSA with 16729/16730 and also short terminating 16729/16730 MDU - PUU Express at QLN. Timings can be as follows :
06504 MDU - QLN Express ( via SCT )
MDU...
more... - 7:10AM SCT - 10:35AM PUU - 12:50PM QLN - 1:50PM. This rake can continue from Quilon as 16730 ( via TEN ) in the evening.
16729 ( via TEN ) which reaches QLN at 8:40AM can resume its journey to MDU ( via SCT ) as 06503
06503 QLN - MDU Express ( via SCT )
QLN - 12:20PM PUU - 1:30PM SCT - 3:40PM MDU - 7:30PM