When trains restarted after lockdown in 2020 in ZBTT they bought a new policy that the train be returned from destination after 2.5-3hrs where there is no SM. So when TT are announced they changed dep Of certain trains with 2.5 hrs turnaround time with PF maintainance.
1. HWH YPR at YPR
2. Chennai AHMD at AHMD
3. BbS/Vskp Chennai
4...
more... .BBS Tirupati are certain trains passing from.Vskp.
This is not a new policy of out of box idea but already emplemented in HWH Chennai mail with RSA Coromondal. The aim of this policy is to cut down the turnaround time and increase rake utilization. But Iin reality the rake is left unused at base station for 24 hrs which should go to another train after 8-10 hrs means no fixed rake and all rakes standardized.
They tried to change timings of overnight trains SC Manmmad at MMD with dep at 1000 but was opposed by traveler associations.