13 km ?? First understand what longest and shortest route. Shortest and longest wont come by comparing two trains ok.
As per IRI present VSKP-LTT via BZA is 85 km longer. Ikkade ardham avuthundi ne twistings
The Shortest Route between Visakhapatnam Junction and Lokmanya Tilak Terminus is 85 km (6%) shorter.
SBP nundi Jharshiguda just 45 min, Jharshiguda nundi mumbai boledu trains.
ikkada...
more... South orissa, North Andhra trains leka yedusthunte...oka chinna town ki train ledu andu alaane vellali anadam lone ardham avuthundi logic.
CM's adiginavi anni icchesthe eppudu kothhaga 100 trains yevvali all over india.