West South Line, Chennai Suburban

The South West Frontier line of Chennai Suburban Railway is the longest line running South-west from Chennai (Madras) City covering a distance of almost 289 km. Suburban services terminate at Arakkonam and MEMU services currently run till Vellore Cantonment which will be extended up to Villupuram upon completion of Vellore Cantonment and Villupuram section.

West-South Line
Overview
StatusOperational till Villupuram
OwnerSouthern railway
Termini
Stations61
Service
TypeSuburban railway
SystemChennai Suburban Railway
Operator(s)Southern Railway (India)
Depot(s)Avadi
Technical
Line length289.5 kilometres (179.9 mi) (69 km Suburban, 140 km MEMU and 81 km u/c)
Number of tracks4 till Arakkonam, 2 till Katpadi,1 till Villupuram
Track gaugeBroad gauge
Electrification25
Operating speed90 km/h (maximum service speed)
Route map

Chennai Beach
— Villupuram
290
Viluppuram
281
Venkatesapuram
277
Teli
273
Mambalapattu
269
Ayandur
264
Mugaiyur
256
Tirukoilur
247
Adhichchanur
242
Andampallam
239
Tandarai
231
Velanandal
222
Tiruvannamalai
213
Turijapuram
205
Agaram Sibbandi
191
Polur
175
Arani Road
169
Sedarampattu
160
Kannamangalam
↑ closed for rebuilding
140
Vellore Cantonment
151
Kaniyambadi
138
Vellore
129
Katpadi
124
Seevur
118
Thiruvalam
112
Mukundarayapuram
105
Walajah Road
98
Marudhalam
94
Thalangai
90
Sholinghur
86
Mahendravady
80
Anavardhikhanpettai
76
Chitteri
Melpakam
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
3
Washermanpet
1
Royapuram
0
Chennai Beach Bus interchange
South West Line
South Line

Chennai Central - Thiruvallur

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  • This section has 2 dedicated lines for suburban train operations apart from 2 main 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

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  • This section also has 2 dedicated lines for suburban train operations apart from 2 main line for mixed traffic.
  • 9-car, 12-car EMU & MEMU are operated in this sector.

Arakkonam - Katpadi

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  • 8-car MEMU are operated in this sector.

Katpadi - Vellore Cantonment

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  • MEMU service operate between Chennai Beach and Vellore Cantonment via Katpadi.

Vellore Cantonment -Tiruvannamalai- Villupuram

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  • This section has been gauge converted and is being electrified along with passenger services are operating since June. Currently five passenger trains ply over this section