NR Trains departing from Delhi towards CNB that have been temporarily/permanently provided with an extra rake or have been engaged in temporary RSA for foggy season (as per observation). If you intend to travel towards CNB, pick these trains coz at least they'd depart on time.
1) 12428 ANVT-REWA Exp
2) 12226 Kaifiyat Express
3) 12488 Seemanchal Express
4)...
more... 12004 LJN Shatabdi (temporary RSA wil 12011/12 KLK SHT)
5) 12402 Magadh Express
6) 12424 DBRT Rajdhani
7) 12440/50 Ranchi Rajdhani
Appear from these NR trains, BBS Rajdhani also departs bang on time due to provision of Extra rake by ECoR at NDLS end (strangely)