Bikaner–Delhi Sarai Rohilla Superfast Express
The 12457 / 12458 Bikaner–Delhi Sarai Rohilla Superfast Express is a Superfast Express train belonging to Indian Railways – North Western Railway zone that runs between Bikaner Junction and in India. It operates as train number 12458 from Bikaner Junction to Delhi Sarai Rohilla and as train number 12457 in the reverse direction serving the states of Rajasthan, Haryana and Delhi. Coaches. The 12458 / 57 Bikaner–Delhi Sarai Rohilla Superfast Express has 1 AC 1st Class cum AC 2 tier, 1 AC 2 tier, 3 AC 3 tier, 7 Sleeper Class, 6 Unreserved/General & 2  Seating cum Luggage Rake Coaches. It does not carry a pantry car. As is customary with most train services in India, coach composition may be amended at the discretion of Indian Railways depending on demand. Service. The 12458 Bikaner–Delhi Sarai Rohilla Superfast Express covers the distance of in 7 hours 40 mins averaging & in 8 hours 10 mins as 12457 Delhi Sarai Rohilla–Bikaner Superfast Express averaging . As the average speed of the train is above , as per Indian Railway rules, its fare includes a Superfast surcharge. Routeing. The 12458 / 57 Bikaner–Delhi Sarai Rohilla Superfast Express runs from  Bikaner Junction via Sri Dungargarh, , , Loharu, to Delhi Sarai Rohilla. This train is different from the 12455/56 Delhi Sarai Rohilla–Bikaner Superfast Express which is operated by Northern Railways and runs via Sri Ganganagar Junction railway station utilising LHB coaches. Traction. As large sections of the route are yet to be fully electrified, a Bhagat Ki Kothi-based WDP-4 / WDP-4B / WDP-4D locomotive powers the train for its entire journey.