Guwahati–Mariani Intercity Express

The 15717 / 18 Guwahati–Mariani Junction Intercity Express is an Express train belonging to Northeast Frontier Railway zone of Indian Railways that runs between Guwahati and Mariani Junction in India.

It operates as train number 15717 from Guwahati to Mariani Junction and as train number 15718 in the reverse direction, serving the states of Assam.

Coaches
The 15717 / 18 Guwahati–Mariani Junction Intercity Express has nine general unreserved & two SLR (seating with 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 15717 Guwahati–Mariani Junction Intercity Express covers the distance of 404 km in 11 hours 15 mins (36 km/h) and in 10 hours 30 mins as the 15718 Mariani Junction–Guwahati Intercity Express (38 km/h).

As the average speed of the train is lower than 55 km/h, as per railway rules, its fare doesn't include a Superfast surcharge.

Routing
The 15717 / 18 Guwahati–Mariani Junction Intercity Express runs from Guwahati via Chaparmukh Junction, Lumding Junction, Dimapur to Mariani Junction.

Traction
As the route is going to electrification, a New Guwahati-based WDM-3D diesel locomotive pulls the train to its destination.