| Bihar Sampark Kranti SF Express | |
| Type: | Sampark Kranti Superfast Express |
| Status: | Active |
| Locale: | Delhi, Uttar Pradesh & Bihar |
| Operator: | East Central Railway |
| Start: | (DBG) |
| Stops: | 13 |
| End: | (NDLS) |
| Distance: | 1168km (726miles) |
| Journeytime: | 20 hours 40 minutes |
| Frequency: | Daily |
| Class: | AC first, AC 2 tier, AC 3 tier, Sleeper class, General Unreserved |
| Seating: | Yes |
| Sleeping: | Yes |
| Catering: | Available |
| Observation: | Large windows |
| Baggage: | Available |
| Stock: | LHB coach |
| Gauge: | Broad Gauge |
| Trainnumber: | 12565 / 12566 |
| Speed: | 59km/h average including halts. |
The 12565 / 12566 Bihar Sampark Kranti SF Express Is an Daily Superfast Express train of Sampark Kranti category service of Indian Railways, which runs between the Indian cities of Darbhanga and New Delhi via,,Siwan Junction,,,, Unnao Junction,, India.
It operates as train number 12565 from Darbhanga Junction to New Delhi and as train number 12566 in the reverse direction. It is the most important train in North Bihar with Vaishali SF Express which runs from Saharsa in Bihar to New Delhi on daily basis.The other Superfast train which runs via Darbhanga to New Delhi is the 12561/12562 Swatantra Senani Superfast Express.
The 12565/12566 Bihar Sampark Kranti Superfast Express presently has 1 AC 1st Class, 2 AC 2 tier, 6 AC 3 tier,1 AC 3E, 6 Sleeper class, 3 General Unreserved coaches & 1 Pantry car.
As with most train services in India, coach composition may be amended at the discretion of Indian Railways depending on demand.
Aug 24th, the train coaches were painted in Maithili art.[1]
In April 2019 the train ran for the first time between Darbhanga and New Delhi with the new LHB coach.
The 12565 Bihar Sampark Kranti Superfast Express covers the distance of 1164 kilometers in 21 hours (55.42 km/h) & 1164 kilometers in 21 hours 12566 Bihar Sampark Kranti Superfast Express (55.42 km/h). As the average speed of the train is more than 55 km/h, a Superfast surcharge is applied. It reverses direction at .
It is hauled by a Kanpur Loco Shed or Samastipur Loco Shed-based WAP-7 from New Delhi to Darbhanga and vice versa.