The North East

North-East India

Northeast India refers to the easternmost region of India consisting of the contiguous Seven Sister States, Sikkim, and parts of North Bengal...

 Express is a daily superfast

Superfast Mail/Express

Superfast Mail/Express trains are faster Express rail service of India with Superfast charge levied over Mail/Express charges. Superfast trains make small number of stops, unlike Mail/Express and hence cover the same distance in marginally lower time span, as compared to their counterparts...

 train of Indian Railways

Indian Railways

Indian Railways , abbreviated as IR , is a departmental undertaking of Government of India, which owns and operates most of India's rail transport. It is overseen by the Ministry of Railways of the Government of India....

, which runs between Guwahati

Guwahati

Guwahati, Pragjyotishpura in ancient Assam formerly known as Gauhati is a metropolis,the largest city of Assam in India and ancient urban area in North East India, with a population of 963,429. It is also the largest metropolitan area in north-eastern India...

 (Capital of Assam and the largest city of North Eastern region of India) and New Delhi

New Delhi

New Delhi is the capital city of India. It serves as the centre of the Government of India and the Government of the National Capital Territory of Delhi. New Delhi is situated within the metropolis of Delhi. It is one of the nine districts of Delhi Union Territory. The total area of the city is...

 (Capital of India). It connects North Eastern India to New Delhi, hence the name. The train belongs to NF railway zone of Indian Railways (headquarter at Guwahati). The coaches of this train belongs to Guwahati Division of NF Railway

Northeast Frontier Railway Zone (India)

The Northeast Frontier Railway abbreviated as N F Railway is one of the 16 railway zones in India. Headquartered in Maligaon, Guwahati in the state of Assam it is responsible for rail operations in the entire Northeast and parts of West Bengal and Bihar...

.

The train is numbered as 2505/2506:

• 2505 originates from Guwahati daily at 9:45 Hrs and reaches New Delhi at 19:25 next day. The total distance of 1880 Km is covered in 33 hours and 40 mins. The train runs via the main and the shortest possible route between Guwahati and New Delhi covering important stations such as New Bongaigaon, New Jalpaiguri, Katihar, Barauni Junction, Patna, Mughal Sarai, Allahabad, Kanpur en route to New Delhi.
• 2506 originates from New Delhi daily at 6:40 Hrs and reaches Guwahati at 16:40 next day covering the distance of 1880 km in 34 hours. On the return journey the train follows the same route.

The train has AC as well as Non AC accommodation. The composition of the train is as follows -

2A - 1 (A-1)
3A - 2 (B-1,B-2)
SL - 13 (S-1 to S-13)
PC - 1
GENL - 4
SLR - 2

The total rake length is 23 coaches. The locomotives used for this train are:

• Guwahati - Barauni Junction/Barauni Junction - Guwahati - WDP-4 from Silliguri/WDM 3A from Mughal Sarai or Howrah.
• Barauni Junction - New Delhi/New Delhi - Barauni Junction - WAP-4
  Indian locomotive class WAP-4
  WAP-4 is one of the most important electric locomotives used in India. It is a very powerful class capable of hauling 26 coaches at a speed of 140 km/h...
  
   from Kanpur/Mughal Sarai/Ghaziabad/Howrah electric loco shed.

The train reverses at Barauni Junction either way.

This train is considered as one of the better options for travel between Guwahati and New Delhi. Recent talks are there for shifting its arrival and departure terminal to the newly developed station at Anand Vihar

Anand Vihar Railway Terminal

Anand Vihar Railway Terminal , station code ANVT, is a large railway station in the Anand Vihar locality of Delhi, India...

from New Delhi due to congestion and saturation in New Delhi railway station.