Metro (Central Railway/Western Railway)
16-04-1853: Central Railway >
Bombay, Bori Bunder (current Mumbai CST) - Thane (35.06 km)
[mainline tracks, steam power]
01-05-1854: Central Railway > Thane - Kalyan (17.36
km) [mainline tracks, steam power]
01-10-1854: Central Railway > Kalyan - Vasind
(27.80 km) [mainline tracks, steam power]
12-05-1856: Central Railway > Kalyan - Khopoli
(61.96 km) [mainline tracks, steam power]
06-02-1860: Central Railway > Vasind - Asangaon
(6.03 km) [mainline tracks, steam power]
01-01-1861: Central Railway > Asangaon - Kasara
(35.14 km) [mainline tracks, steam power]
__-11_1864: Western Railway > Mumbai Central - Dahanu
Rd. - (Ahmedabad) (119.3 km) [mainline tracks, steam power]
03-09-1868: Western Railway > Mumbai Central - Charni
Rd. (2.27 km) [mainline tracks, steam power]
19-06-1869: Western Railway > Charni Rd. - Marine Lines
(0.91 km) [mainline tracks, steam power]
18-01-1870: Western Railway > Marine Lines - Churchgate
(1.30 km) - Colaba [mainline tracks, steam power]
__-__-1885: Central Railway > Mumbai CST - Byculla
(4.04 km) [local train tracks, steam power]
__-__-1905: Central Railway > Byculla - Currey Rd.
(2.03 km) [local train tracks, steam power]
__-__-1906: Harbour Railway >
Kurla - Chembur (1.94 km) [freight (steam) service, single
track]
__-__-1910: Harbour Railway > Kurla - Reay Rd. (11.31
km) [freight (steam) service]
__-__-1914: Harbour Railway > Wadala Rd. - Manhim Jn.
(3.82 km) [freight (steam) service]
__-__-1915: Central Railway > Currey Rd. - Thane
(26.95 km) [local train tracks, steam power]
__-__-1917: Central Railway > Thane - Kalyan (20.19
km) [local train tracks, steam power]
__-__-1924: Harbour Railway > Kurla - Chembur (1.94 km)
[freight (steam) service, double track]
03-02-1925: Harbour Railway > Mumbai CST
- Reay Rd. (+4.08 km) and Reay Rd. - Kurla (+11.31 km)
[electrified]
__-__-1925: Western Railway > Grant Rd. -
Borivali (30.39 km) [local train tracks, steam power]
__-__-1926: Harbour Railway > Wadala Rd. - Manhim
Jn. (+3.82 km) [electrified]
05-01-1928: Western Railway > Borivali - Churchgate
(33.98 km) - Colaba [mainline tracks, electrified]
01-09-1936: Western Railway > Borivali - Virar
(26.0 km) [mainline tracks, electrified] and Colaba -
Churchgate closed
01-01-1930: Central Railway > Mumbai CST - Kalyan -
Kasara - (Igatpuri) [electrified > mainline tracks (120.56 km) /
local train tracks (+53.21 km)]
__-__-1950: Harbour Railway > Chembur - Mankhurd
(+4.05 km) and Kurla - Chembur (+1.94 km) [electrified]
15-04-1953: Western Railway > Bandra - Andheri
(+7.17 km) [local train tracks, electrified]
01-04-1955: Western Railway > Andheri - Borivali
(+12.15 km) [local train tracks, electrified]
__-__-1972: Western Railway > Grant Rd. - Churchgate
(+3.59 km) [local train tracks, electrified]
01-10-1974: Western Railway > Vangaon - Dahanu Rd.
- (Atul) [mainline tracks, electrified]
28-12-1974: Western Railway > Virar - Vangaon ( km)
[mainline tracks, electrified]
09-05-1992: Harbour Railway > Mankhurd - Vashi (+7.51
km)
09-02-1993: Harbour Railway > Vashi - Nerul (+5.58 km)
[single track]
16-06-1993: Harbour Railway > Nerul - Belapur (+3.75
km) [single track]
25-01-1995: Harbour Railway > Belapur - Khandeshwar
(+7.54 km) [single track]
02-10-1996: Central Railway > Kalyan - Khopoli
(61.03 km) [mainline tracks electrified]
29-06-1998: Harbour Railway > Khandeshwar - Panvel
(+3.18 km) [single track]
14-04-2000: Harbour Railway > Chembur - Panvel (31.61
km) [double track]
12-06-2004: Harbour Railway > Kharghar station added
19-11-2004: Thane-Vashi Railway > Vashi - Thane
(+18.50 km)
21-06-2007: Thane-Vashi Railway > Rabale station added
09-01-2009: Thane-Vashi Railway > Turbhe - Nerul
(+4.85 km)
