South West Line, Chennai Suburban

The South West Line of Chennai Suburban Railway is the sixth longest suburban line that runs south-west from Chennai (Madras) City.

Beach — Tambaram

 * This section has 2 dedicated lines for the suburban train operations apart from 2 main lines for mixed traffic.
 * EMUs are operated along 3rd and 4th main lines during peak hours.
 * 12-car EMU are operated in this sector.

Tambaram — Chengalpattu

 * This section has 3 dedicated lines for the suburban trains operations apart from 1 main line for mixed traffic
 * 4th line is planned.
 * 12-car EMU are operated in this sector.

Chengalpattu — Kanchipuram — Arakkonam

 * This section has decidated 1 line for the suburban trains and mixed traffic
 * 2nd line is planned
 * 12-Car EMU is operated in this sector