The South LineofChennai Suburban Railway is the fourth longest suburban line that runs southwards from Chennai (Madras) City. It is the oldest suburban line of Chennai (Madras), opened in 1931. Suburban services terminate at Chengalpattu (Chingleput) and MEMU services at Puducherry. The capacity utilisation of Chennai Beach-Egmore-Tambaram section is 69 percent. The tract travels along the GST Road from St.Thomas MounttoVillupuram.[1]
Two MEMU services between Chennai Beach and Melmaruvathur and one between Chennai Egmore - Puducherry is operational. This is a double electrified line.
The first EMU starts from Chennai Beach at 3:55 and the last train at 23:59. Most of the trains in this section end at Tambaram station. The peak hour headway is 7 minutes and the headway at the first and last hours of operation is 20 minutes.
Tambaram–Chennai Beach
The first EMU starts from Tambaram at 4:00 and the last train at 23.55. Peak hour headway is 7 minutes.
Tambaram–Chengalpattu
The first EMU starts from Tambaram at 4:50 and the last train at 23:40. Peak hour headway is 15 minutes.
Chengalpattu–Tambaram
The first EMU starts from Chengalpattu at 4:05 and the last train at 23.10. Peak hour headway is 15 minutes.
Chennai Beach–Melmaruvathur
Two service from Chennai Beach to Melmaruvathur at 08:30 and 11:10
Two services from Melmaruvathur to Chennai Beach at 15:30 and 17:50
Melmaruvathur–Villupuram
Two services from Melmaruvathur to Villupuram at 11:40 and 13:15
Two services from Villupuram to Melmaruvathur at 13:45 and 15:10
South Line
