| Mumbai Chhatrapati Shivaji Maharaj Terminus – Chennai Egmore Mail | |
| Type: | |
| Operator: | Central Railway |
| Start: | Chhatrapati Shivaji Maharaj Terminus (CSMT) |
| Stops: | 30 as 22157, 28 as 22158 |
| End: | (MS) |
| Distance: | 1284km (798miles) |
| Journeytime: | 23 hours 20 minutes as 22157 Mumbai–Chennai Mail, 23 hours 30 minutes as 22158 Chennai–Mumbai Mail |
| Frequency: | Daily |
| Class: | AC 2 tier, AC 3 tier, Sleeper Class, General Unreserved |
| Seating: | Yes |
| Sleeping: | Yes |
| Observation: | Carries a Railway Mail Service coach |
| Stock: | LHB coach |
| Trainnumber: | 22157 / 22158 |
| Speed: | 120km/h maximum 55km/h including halts. |
The 22157 / 22158 Mumbai–Chennai Mail is a train belonging to Indian Railways – Central Railway zone that runs between Mumbai Chhatrapati Shivaji Maharaj Terminus & in India. It was earlier known as Bombay–Madras Mail.
It operates as train number 22157 from Mumbai Chhatrapati Shivaji Maharaj Terminus to Chennai Egmore and as train number 22158 in the reverse direction, serving the states of Maharashtra, Karnataka, Telangana, Andhra Pradesh & Tamil Nadu.
The Mumbai-Chennai Mail was started as on March 15, 1871 as Bombay-Madras Mail. Until 1997, this train used to cover 1284km (798miles) in 30 hours 00 mins via Renigunta -Guntakal line at 42.8km/h average speed. After Guntakal - Bangalore Line became Broad Gauge in 1997, the train was diverted to run via Bangalore, having a reversal there & covering 1507km (936miles) in 30 hours, running at 50km/h average speed. In 2002, the route was once again reverted to Renigunta -Guntakal line. Journey time was made 28 hours 30 mins at average speed of 45km/h. Finally on 2019, Mumbai-Chennai Mail was made a Superfast train, drastically reducing journey time to 23 hrs 30 mins at average speed of 55km/h.
The train consists of:
The 22157 Mumbai CSMT–Chennai Egmore Mail covers the distance of 1284km (798miles) in 23 hours 20 mins (55 km/h) and in 23 hours 30 mins as 22158 Chennai Egmore–Mumbai CSMT Mail (55 km/h).
The 22157 / 22158 Mumbai CSMT–Chennai Egmore Mail runs from Chhatrapati Shivaji Maharaj Terminus (CSMT) via,,,,,,,,, Kadapa,, to Chennai Egmore.
As the entire Chennai-Mumbai line is electrified, this train is hauled end to end by a Royapuram-based WAP-7.
It runs on a daily basis.
It shares its rakes with 22153/22154 Chennai Egmore-Salem Superfast Express.