Thamirabarani Express

Tambaram - Sengottai Tri-weekly East delta Superfast Express is an express train of the Indian Railways connecting Tambaram in the South Indian metropolis of Chennai, Tamil Nadu with Sengottai in Tenkasi district of Tamil Nadu. It is operating as a tri weekly East delta super fast express train via Tiruturaipoondi Junction, Aruppukkottai, Tirunelveli Junction with 20683/20684 train numbers. It is the third longest running train within Tamil Nadu by traveling 750 km. It has been inaugurated by the Prime Minister of India on 08/04/2023.^[1][2]

Upon inaugural, the train numbered 20683 is to be operated as weekly train departing at 21 Hrs from Tambaram railway station every Sunday and reach Sengottai at 10:50 Hrs the next day. The return train numbered 20684 will depart Sengottai at 16:15 Hrs every Monday and reach Tambaram next day at 6:05 Hrs.^[3] It is Mainly For The Thirunelveli -Tenkasi section, karaikudi - thiruvarur section People to Connect With The State Capital Chennai.

Tambaram - Sengottai Tri-weekly East delta Superfast Express

Overview
Service type	Superfast Express
Status	Active
First service	08/04/2023
Current operator(s)	Southern Railway zone
Route
Termini	Tambaram (TBM) Sengottai (SCT)
Stops	16
Distance travelled	750.29 km (466.21 mi)
Average journey time	14 hrs (Approx.)
Service frequency	Tri-weekly
Train number(s)	20683/20684
On-board services
Seating arrangements	Yes
Sleeping arrangements	Yes
Catering facilities	No
Observation facilities	Large windows
Entertainment facilities	No
Baggage facilities	Yes
Other facilities	Charger Outlets
Technical
Rolling stock	1
Track gauge	1,676 mm (5 ft 6 in)
Electrification	Fully Electrified
Operating speed	55 kmph (Avg.)

Coach Composition

It has 17 coaches with single dedicated LHB Coach rake. It has

1. 1 SLR
2. 1 EOG
3. 3 General Unreserved Coach
4. 2 AC 2 Tire Coach
5. 5 AC 3 Tire Economy Coach
6. 5 Non AC Sleeper Coach

Stoppages

1. Tambaram
2. Villupuram junction
3. Tirupadripuliyur
4. Mayiladuthurai Junction
5. Thiruvarur Junction
6. Tiruturaipundi Junction
7. Muthupet
8. Pattukkottai
9. Aranthangi
10. Karaikudi Junction
11. Manamadurai Junction (Technical Halt only)^[4]
12. Aruppukkottai
13. Virudhunagar Junction
14. Tirunelveli Junction
15. Cheranmahadevi
16. Kallidaikurichi
17. Ambasamudram
18. Paavurchattiram
19. Tenkasi Junction
20. Sengottai

Traction

A Royapuram Based WAP - 7 hauls the train from Tambaram to Thiruvarur Jn. A Golden Rock (GOC) based WDP - 4D hauls the Train from Thiruvarur Jn to Sengottai as the Thiruvarur - Karaikudi section is unelectrified and vice - versa.