Actually opposite situation hain. HWH rajdhani ka loco failure hua to peeche bbs rajdhani aur pnbe rajdhani ko bhi rok rakhe the for long time. Lekin jab pata chala ki repair hone mein bahut hi zyada time lagega tab in dono ko OT karwaya gaya. Isiliye to yeh do trains bhi delayed hain kuch. Highest priority hota to yeh ekdum right time mein rehte.