Ernakulam–Patna Superfast Express (via Nagpur)

The 22669 / 22670 Ernakulam-Patna Superfast Express (via Nagpur) is an Express train belonging to Indian Railways Southern zone that runs between Ernakulam Junction and Patna Junction in India.

It operates as train number 22669 from Ernakulam Junction to Patna Junction and as train number 22670 in the reverse direction, serving the states of Kerala, Tamil Nadu, Andhra Pradesh, Telangana, Maharashtra, Madhya Pradesh, Uttar Pradesh & Bihar.

Coaches
The 22669 / 22670 Express has two AC 2-tier, five AC 3-tier, seven sleeper class, four general unreserved and two SLR (seating with luggage rake) coaches and two high capacity parcel van coaches. It carries 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 22669 Ernakulam Patna SF Express covers the distance of 3047 km in 54 hours 35 mins (55 km/h) and in 53 hours 10 mins as the 22760 Patna Ernakulam SF (57 km/h).

As the average speed of the train is 57 km/h

Direction reversals
PRYJ – Prayagraj Junction.

Routing
The 22669/22670 runs from Ernakulam Junction via Palakkad Junction, Coimbatore Junction, Katpadi Junction, Perambur railway station, Vijayawada Junction, Khammam, Warangal, Ramagundam, Nagpur Junction, Itarsi Junction, Jabalpur Junction, Allahabad Junction, Varanasi Junction to Patna Junction.

Traction
As the route is fully electrified, it is hauled by an Erode Loco Shed-based WAP-7 electric locomotive on its entire journey.