| KSR Bengaluru – Ernakulam Jn. Intercity Superfast Express | |
| Type: | Intercity Superfast Express |
| Locale: | Karnataka, Tamil Nadu, Kerala |
| First: | Wed 15 April 1998 |
| Operator: | Southern Railway (India) |
| Start: | KSR Bengaluru |
| Stops: | 12 halts |
| End: | Ernakulam Junction |
| Distance: | 587km (365miles) |
| Journeytime: | 10h 40m |
| Frequency: | Daily |
| Class: | Unreserved, Second Sitting, AC Chair Car |
| Seating: | Yes |
| Sleeping: | No |
| Catering: | Yes |
| Observation: | Windows |
| Otherfacilities: | Pantry car, Catering |
| Stock: | ICF coach pulled by WAP-4 from Electric Loco Shed, Royapuram or Electric Loco Shed, Erode |
| Trainnumber: | 12677/12678 |
| Speed: | 60km/h average with halts |
K.S.R Bengaluru City Junction – Ernakulam Jn Intercity Superfast Express is an Daily Intercity Superfast express train which runs daily between K.S.R Bengaluru City Junction and Ernakulam Junction via Hosur.
In the railway budget of the year 1997–98, a plan was proposed to introduce a superfast train between Coimbatore and Bangalore.[1] On 15 April 1998, Bangalore–Coimbatore Intercity Express train was inaugurated as Train no: 2677. In the year 2008, the service was extended till Ernakulam as Train no: 12677 after few temporary runs.[2]
On 13 February 2015, the train derailed on its onward journey to Ernakulam from Bangalore, leading to 10 deaths and injuring 150 people.[3] [4] [5]
The train is hauled by an ED or RPM-based WAP-4 throughout the journey. Before the commissioning of electrification of the Bengaluru (Baiyyappanahalli) - Salem line on 2 July 2022, the train used to be hauled by a Golden Rock-based WDP4D (earlier Erode-based), WDG4 or WDP4B or an Erode-based WDM-3D from Bangalore to Erode, and an Erode-based WAP-4 from Erode to Ernakulam.
This train runs daily each way, as Train no: 12677 (Ernakulam Exp) departing Bangalore City Junction at 06:10hrs and reaching Ernakulam Junction at 16:55 hrs and Train no: 12678 (Bangalore Exp) departing Ernakulam Junction at 09:10 hrs and reaching Bangalore City Junction at 19:50 hrs. It covers a distance of in each direction and the journey duration is about 10 hours and 40 minutes.
It runs with an ICF rake. The rake of the train usually contains 6 unreserved coaches, 11 second sitting coaches, 1 AC chair car coach, a pantry car and 2 SLR cars, making a total of 21 coaches.
During the COVID-19 pandemic, the train was numbered as 02677/02678 and was hauled by a Golden Rock-based WDP4D or WDP4B throughout the journey.
| LOCO | DL1 | D1 | D2 | D3 | D4 | D5 | D6 | D7 | D8 | C1 | PC | D9 | D10 | D11 | D12 | D13 | UR | UR | UR | UR | SLR |
UR – Unreserved
D – Second sitting
C – AC chair car
PC – Pantry car