West North Line, Chennai Suburban
The West North Line of Chennai Suburban Railway is the fifth longest line that runs west-north from Chennai City. Suburban services terminate at Tiruttani and MEMU services run till Tirupati, across the state line in Andhra Pradesh.Sections
- This section has 2 dedicated lines for suburban train operations apart from 2 mail line for mixed traffic.
- EMUs are operated along 3rd and 4th main lines during peak hours.
- 5th and 6th rail lines are planned.
- 9-car and 12-car EMU are operated in this sector.
Thiruvallur - Arakkonam
- Suburban trains operate in the 2 main lines.
- 3rd rail line is completed & 4th rail line is completed in 2015.
- 9-car and 12-car EMU are operated in this sector.
Arakkonam - Tiruttani
- Suburban trains operate in the 2 main lines.
Chennai Central MMC - Tirupati
- MEMU trains operate between Chennai Central and Tirupati.
