Single MG & NG existing in
1. PBE MLN STP.
2. MLN DDW NNP Bahraich.
3. UDZ ADI.
4. DAS JLR.
5....
more... VRL Delvada.
6. Talala Sasan Gir Visavadar Junagadh Khijadiya.
7. Bhuj Naliya .
8. Marwar Mavli.
9. Mhow KNW AK.
10 A few MG lines is present in UP, Rajasthan & Gujarat. MEttupalaiyam Ooty is heritage MG
11/ NG lines single tracks are present in Gujarat MP Maharashtra, Rajasthan. DHR KSR & KVR are heritage NG.