Created by ThanhBertie49
Last edited May 1, 2026

Kamakhya Junction – SMVT Bengaluru
AC Superfast Express
Kamakhya–SMVT Bengaluru AC Superfast Express at Itarsi Junction railway station
Overview
Service typeSuperfast Express, AC Express
StatusOperating
LocaleAssam, West Bengal, Bihar, Odisha, Andhra Pradesh, Tamil Nadu, Karnataka
First service8 February 2014 [1]
Current operator(s)Northeast Frontier Railway zone
Route
StartKamakhya Junction (KYQ)
EndSir M. Visvesvaraya Terminal, Bengaluru (SMVB)
Distance travelled3,025 km (1,880 mi)
Average journey time53 hours
Service frequencyWeekly
Train number(s)12552/12251
On-board services
Class(es)AC 1st Class, AC 2 tier, AC 3 tier
Seating arrangementsNo
Sleeping arrangementsYes
Auto-rack arrangementsNo
Catering facilities
Observation facilitiesLHB coach
Baggage facilitiesBelow the seats
Technical
Rolling stockStandard Indian Railways LHB coach
Track gauge1,676 mm (5 ft 6 in)
Operating speed130 km/h (80 mph) maximum
57.13 km/h (35.50 mph) including halts
Route map
Template:Kamakhya–SMVT Bengaluru AC Express Route

The 12552/12551 Kamakhya–SMVT Bengaluru AC Superfast Express is a Superfast Express train operated by Northeast Frontier Railway of Indian Railways connecting Bengaluru (the capital of state of Karnataka) with Guwahati (the capital of state of Assam). The service runs between Kamakhya Junction and Sir M. Visvesvaraya Terminal[2] with intermediate stops at New Jalpaiguri, Malda Town, Rampurhat, and Durgapur stations.

It operates as train number 12552 from Kamakhya to Sir M. Visvesvaraya Terminal and as train number 12551 in the reverse direction, serving the seven states of Andhra Pradesh, Assam, Bihar, Karnataka, Odisha, Tamil Nadu and West Bengal[3][4][5].

Coaches[edit | edit source]

The 12552/12551 Kamakhya Junction–SMVT Bangalore AC Express has 1 AC 1st Class, 4 AC 2 tier, 11 AC 3 tier & 2 End-on Generator Coaches. In addition, it carries a pantry car[6][7][8].

As is customary with most train services in India, coach composition may be amended at the discretion of Indian Railways depending on demand.

Service[edit | edit source]

The 12552 Kamakhya Junction–SMVT Bangalore AC Express covers the distance of 3,025 km (1,880 mi) in 52 hours 25 mins averaging 57.71 km/h (35.86 mph) and in 53 hours 30 mins as 12551 SMVT Bangalore–Kamakhya Junction AC Express averaging 56.54 km/h (35.13 mph)[9][10].

As the average speed of the train is above 55 km/h (35 mph), as per Indian Railways rules, its fare includes a Superfast surcharge.

Routing[edit | edit source]

State Station
Assam Kamakhya Junction
Rangiya Junction
New Bongaigaon
West Bengal New Alipurduar
New Cooch Behar Junction
New Jalpaiguri Junction (Siliguri)
Malda Town
Rampurhat Junction
Durgapur
Asansol Junction
Adra Junction
Bankura Junction
Midnapore
Hijli (Kharagpur)
Bihar Kishanganj
Barsoi Junction
Odisha Balasore
Cuttack Junction
Bhubaneswar
Khurda Road Junction
Brahmapur
Andhra Pradesh Vizianagaram Junction
Samalkot Junction
Vijayawada Junction
Gudur Junction
Tamil Nadu Chennai Central
Katpadi Junction
Jolarpettai
Karnataka Sir M. Visvesvaraya Terminal

Note: Bold type indicates major stations and cities.

Reversal[edit | edit source]

The train reverses direction of travel twice during its run at Durgapur and MGR Chennai Central[11][12][13].

Traction[edit | edit source]

As the entire route is fully electrified. A Howrah base WAP-4 hauls the train from Kamakhya Junction up to Durgapur handing over to a Howrah-based WAP-5 until Chennai Central after which a Lallaguda or Vijayawada-based WAP-5 and WAP-7 locomotive powers the train all the way up to Sir M. Visvesvaraya Terminal[14][15].

Operation[edit | edit source]

  • 12552 Kamakhya Junction–Sir M. Visvesvaraya Terminal AC Express runs from Kamakhya Junction every Wednesday reaching SMVT Bangalore on the third day i.e. Friday[16].
  • 12551 Sir M. Visvesvaraya Terminal Junction–Kamakhya Junction AC Express runs from SMVT Bangalore every Saturday reaching Kamakhya Junction on the third day i.e. Monday[17].

Accidents[edit | edit source]

On 8 October 2022, A 31-year-old lady travelling with her 3-year-old child and elderly mother slipped and fell between platform no. 1 and the adjoining tracks while hurriedly boarding a moving 12551 SMVT Bengaluru–Kamakhya AC Superfast Express with a manually operated door at SMVT Bengaluru. The lady was initially saved by an officer of the Government Railway Police, who pulled her out onto the platform. She had a fractured arm but unfortunately died while en route to the Bowring & Lady Curzon Hospitals in Shivajinagara, Bengaluru.[18]

On 30 March 2025, 11 coaches of the train was derailed near Nergundi Junction railway station in Cuttack district at 11:45 am, one person have been killed in this accident with 25 persons hospitalized.[19] this is the second train of SMVT bengaluru being involved in a train accident in odisha, last time was on 2 June when Howrah–SMVT Bengaluru Superfast Express collided with Coromandel Express near Bahanaga Bazar railway station which is now known as the 2023 Odisha train collision.

See also[edit | edit source]

References[edit | edit source]

  1. www.eastcoastrail.indianrailways.gov.in/view_detail.jsp?lang=0&dcd=1481&id=0%2C4%2C268
  2. "Karnataka: 8 trains shifted to Sir MV terminal". Indiatimes.com. 30 July 2022.
  3. "12552 / 12551 Kamakhya – Yasvantpur – Kamakhya AC Express became the first such train in whole Indian Railway to be fully branded with a State Government publicity campaign on Wednesday". sentinelassam.com. 27 February 2019.
  4. "These six Express and Superfast trains by Indian Railways are all set for a new look". www.financialexpress.com. 8 June 2018.
  5. "SMVT Bangalore-Kamakhya AC Superfast Express". indiarailinfo.com.
  6. www.youtube.com/watch?v=evldvHe1TLg
  7. web.archive.org/web/20141104174810/http://www.newindianexpress.com/cities/hyderabad/Kamakhya-to-Yesvantpur-Weekly-Train/2014/02/04/article2036924.ece
  8. www.eastcoastrail.indianrailways.gov.in/view_detail.jsp?lang=0&dcd=1481&id=0%2C4%2C268
  9. erail.in/12552-kyq-ypr-ac-exp
  10. etrain.info/in?TRAIN=12551
  11. erail.in/12552-kyq-ypr-ac-exp
  12. web.archive.org/web/20141104174810/http://www.newindianexpress.com/cities/hyderabad/Kamakhya-to-Yesvantpur-Weekly-Train/2014/02/04/article2036924.ece
  13. etrain.info/in?TRAIN=12551
  14. www.youtube.com/watch?v=evldvHe1TLg
  15. www.youtube.com/watch?v=LGoiheXlWvY
  16. erail.in/12552-kyq-ypr-ac-exp
  17. etrain.info/in?TRAIN=12551
  18. "Woman falls on track while rushing to board train in Bengaluru, dies". The New Indian Express. 8 October 2022. Retrieved 28 October 2022.
  19. "1 dead, 25 injured as 11 coaches of Bengaluru-Kamakhya Express derail near Nergundi station in Cuttack". The Times of India. 30 March 2025. ISSN 0971-8257. Retrieved 30 March 2025.

External links[edit | edit source]