Tracks ko secure kr pana next to impossible h agar koi intentionally tracks todne or kaatne ka mann bana le toh. 65000km lambe tracks h kahan kahan bande bithayega railway. Ek cheez ki ja sakti h ki Railways tracks ko ek continuous circuit ki tarah connect kre ya koi aisi technology nikal le jisse se fault, missing ya cut tracks ka pta chal ske or turant trains ko roka ja sake.