South West Line, Chennai Suburban

South-West Line
Overview
StatusOperational till Arakkonam
Termini
Stations39
Service
TypeSuburban railway
SystemChennai Suburban Railway
Operator(s)Southern Railway (India)
Depot(s)Tambaram, Egmore
Technical
Line length122.71 km
Track gaugeBroad Gauge
Operating speed90 km/h (maximum service speed)
Route map

Legend
Chennai Beach — Arakkonam
North Line
West Line
0.00
 Chennai Beach
High Court
1.80
 Chennai Fort
 MRTS 
3.07
 Chennai Central Logo of Chennai MetroGreen Line Blue LineMainline rail interchange
3.07
 Chennai Park
3.07
 Parktown
MRTS
4.32
 Chennai Egmore
Logo of Chennai MetroGreen LineMainline rail interchange
6.56
 Chetput Logo of Chennai MetroPurple Line
Cooum River
8.15
 Nungambakkam
9.68
 Kodambakkam Logo of Chennai MetroOrange Line
11.29
 Mambalam
12.90
 Saidapet
Adyar River
15.01
 Guindy Logo of Chennai MetroBlue Line
17.12
 St. Thomas Mount
Logo of Chennai MetroGreen Line Red Line Mainline rail interchange MRTS 
18.75
 Pazhavanthangal
20.04
 Meenambakkam
21.22
 Tirusulam Logo of Chennai MetroBlue Line
23.15
 Pallavaram
25.35
 Chromepet Logo of Chennai MetroBlue Line
27.36
 Tambaram Sanatorium
29.14
 TambaramMainline rail interchange Logo of Chennai MetroBlue Line
32.64
 Perungalathur Logo of Chennai MetroBlue Line
34.44
 Vandalur Logo of Chennai MetroBlue Line
37.48
 Kilambakkam Logo of Chennai MetroBlue Line
37.50
 Urapakkam
40.41
 Guduvancheri
43.94
 Potheri
45.85
 Kattangulathur
46.96
 Maraimalai Nagar
51.48
 Singaperumal Koil
55.59
 Paranur
59.84
 Chengalpattu JunctionMainline rail interchange
to Viluppuram JunctionMainline rail interchange
64.65
 Reddypalayam
67.89
 Villiambakkam
71.33
 Palur
74.70
 Palayasivaram
81.59
 Walajabad
89.11
 Nathapettai
94.52
 Kanchipuram East
95.82
 Kanchipuram
108.39
 TirumalpurBus interchange
116.04
 Thakkolam
122.71
 ArakkonamBus interchangeMainline rail interchange
West Line towards Jolarpettai
West North Line towards Tirupati
West Line towards Chennai Central

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