West North Line, Chennai Suburban

West-North Line
Overview
StatusOperational
Termini
Stations40
Service
TypeSuburban railway
SystemChennai Suburban Railway
Operator(s)Southern Railway (India)
Depot(s)Avadi
Technical
Line length151 km (82 km Suburban and 69 km MEMU)
Track length412 kilometres (256 mi)
Number of tracks4 (till Arakkonam) 2 (till Tirupati (city))
Track gaugeBroad Gauge
Operating speed90 km/h (maximum service speed)
Route map

151
Tirupati
140
Renigunta
130
Pudi
121
Taduku
114
Puttur
107
Vepagunta
100
Ekambarakuppam
98
Nagari
94
Venkatanarasimharajuvaripeta
89
Ponpadi
82
Thiruttani
69
Arakkonam Junction
Puliyamangalam
Mosur
58
Thiruvalangadu
54
Manavur
Senji Panambakkam
Kadambattur
45
Egattur
42
Tiruvallur
Puttlur
36
Sevvapet Road
32
Veppampattu
29
Thiruninravur
26
Nemilichery
29
Pattabiram Military Siding
Engineering Depot
28
Pattabiram Military Siding
25
Pattabiram
24
Hindu College
21
Avadi Logo of Chennai MetroRed Line
18
Annanur
17
Thirumullaivoyal
15
Ambattur Logo of Chennai MetroRed Line
14
Pattaravakkam
12
Korattur
ICF Furnishing Factory
13
Anna Nagar West
12
Padi
9
Villivakkam Logo of Chennai MetroRed Line
8
Perambur Loco Works
6
Perambur Carriage Works
5
Perambur Logo of Chennai MetroPurple Line
4
Vyasarpadi Jeeva
2
Basin Bridge
0
Chennai Central MMC Mainline rail interchangeMetro interchangeBus interchange

The North west 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.