Chennai Egmore–Tirunelveli Vande Bharat Express

The 20665/20666 Chennai Egmore - Tirunelveli Vande Bharat Express (also known as Nellai Vande Bharat Express ) is India's 28th Vande Bharat Express train, which is running across the state of Tamil Nadu by connecting the cities of Chennai, Villupuram, Tiruchirappalli, Dindigul, Madurai, Virudhunagar and terminating at Tirunelveli. This train was inaugurated on 24 September 2023, by Prime Minister Narendra Modi via video conference from New Delhi.

Overview
This train is operated by Indian Railways, which connects Chennai Egmore, Tambaram, Villuppuram Jn, Tiruchchirappalli Jn, Dindigul Jn, Madurai Jn, Virudhunagar Jn and Tirunelveli Jn. It is currently operated with train numbers 20665/20666 on 6 days a week basis.

Rakes
It is the twenty-sixth 2nd Generation and fourteenth Mini Vande Bharat 2.0 Express train which was designed and manufactured by the Integral Coach Factory at Perambur, Chennai under the Make in India Initiative.

Service
The 20665/20666 Chennai Egmore - Tirunelveli Vande Bharat Express operates 6 days a week, covering a distance of 650 km in a travel time of 7 hrs 50 mins with an average speed of 83 km/h. The Maximum Permissible Speed is 110 km/h.

Incidents
On 4 February 2024, glass windows in six coaches suffered damage when it almost reached Naraikinaru railway station around 10:08 PM, as unidentified culprits pelted stones at the speeding train at night. No casualties were reported during this incident.