Loco link main issue nahi hoga ner ki train ko kyuki i think NER ki 70% trains to dusre zone mein jati hai to dusre zone wale hi eloco de dete hai jaise SKD ko Ajni WAP7 Avadh express ko BRC WAP4 kushinagar ko BSL WAP4 etc etc unhi ko extend kara jayega.ha par shruwat mein intercity type traino ko thodi dikat hogi par usko bhi kahi na kahi se mili jayega..