my sujjestions
for 2015-2019 1-2 train from south tn to north/east/west
1)tuticorn-santargrachi via mdu-tptj-vm-kpd-ru-bza-src
2)ncj-pnbe present spl route
3)tpj-ju via konkan-surat-adi-aburoad
4)rmm-haridwar...
more... via ms or tpty-bza-ndls
5)rmm-src biweekly
6)mdu-kyq via karur-erode-ru-bza-vskp
etc
1-2 trains per year till nda govt