Dibrugarh - Kolkata Superfast Express
|Locale||Assam, West Bengal|
|First service||4 September 2012|
|Current operator(s)||Northeast Frontier Railway|
|Distance travelled||1536 km|
|Average journey time||28 hours and 35 mins|
|Class(es)||AC 2 Tier (2A), AC 3 Tier (3A), Sleeper (SL)|
|Track gauge||Broad Gauge|
|Operating speed||53 km/h|
Dibrugarh - Kolkata Express is a weekly superfast train that connects Dibrugarh, known as the Tea City of India, in eastern Assam and Kolkata, West Bengal. The train runs between Dibrugarh station (Location: Banipur, Station Code: DBRG) of N F Railway and Kolkata station (Chitpur, Station Code: KOAA) of Eastern Railway. Named after Dihing River, a tributary of the mighty Brahmaputra river and an important river of Dibrugarh district in Assam. This train was announced in the Railway Budget 2012/2013. The inaugural run took place on 4 September 2012, from Dibrugarh. The train numbered as 12525/12526; 12526 covers a distance of 1536 km in 28 hours and 35 mins with an average moving speed of 53 km/hr from Dibrugarh (DBRG) to Kolkata (KOAA), and on return journey 12525 covers the distance in 28 hours and 45 mins with an average moving speed of 53 km/hr.
The train departs Dibrugarh every Tuesday at 10:25 hours to reach Kolkata Wednesday at 15:00 hours, and on return journey it departs Kolkata every Wednesday at 21:40 hours to reach Dibrugarh at 2:25 hours Friday. It has a total 21 halts covering important stations: New Tinsukia Junction, Mariani Junction, Dimapur, Lumding, Chaparmukh, Guwahati, New Bongaigaon, New Cooch Behar, New Jalpaiguri, Malda Town, Azimganj, Nabadwip Dham, Bandel en-route Kolkata and vice versa. Composition of the train consists of AC Two Tier(2A) one coach, AC Three Tier(3A) two coach, Three Tier Sleeper(SL) seven coach, Six General Class Compartments. Its hauled by WDM 3A/WDM 3D class of locomotive from Diesel Loco shed of Howrah or WDP 4/WDP 4B class of locomotive from the Diesel Loco shed of Siliguri or Tuglakabad. The train belongs to Northeast Frontier Railway zone of Indian Railways.
The train is not much popular, but considering the fact that this is a superfast train from Dibrugarh to Kolkata other than the regular Kamrup Express, which takes 36 hours 10 mins to cover the distance between Dibrugarh and Howrah.