According to me pehle ek line transport nagar Tpnr se manak nagar tak jod deni chahiye jisse utratia side se ane wali trains bina reversal ke hi ljn ner pe aa sake.
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All those for which further journey rake reversal is compulsory ex12210, trains from HRI to cnb via Lucknow, trains which exchange its locomotives ex 13005/06, 13050/48, 12875/76etc. Should be brought at ljn(ner)
Others...
more... like continuous trains which neither need loco change, nor rake reversal should be brought at lko(nr).
Originating and terminating trains can come on any one according to availability priority trains of base ljn terminating with base not at lko should be brought at ljn, then bring trains of base lko at lko according to availability at any one.