>Nemean7Lion: /* 21st century */

2021-08-30T04:00:16Z

21st century

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{{Use dmy dates|date=July 2019}}
{{Use Indian English|date=July 2019}}
This is the timeline for [[Southern Railway zone]] that encompasses over present day [[Tamil Nadu]], [[Kerala]] and parts of [[Andhra Pradesh]] and [[Karnataka]].

== Timeline ==
=== 19th century ===
[[File:The Nilgiri Mountain Railway.jpg|thumb|200x200px|Nilgiri Mountain Railway working under Southern Railway zone, Chennai and also it is UNESCO World Heritage site.]]
* 1845 [[Madras Railway]] Company was launched.
* 1853 [[Madras Railway]] Company, registered in [[Chennai]] ([[Royapuram]]) began work.
* 1856 First passenger rail service began in [[Royapuram]] - [[Walajapet]] (Walaja Road) route. [[Perambur]] loco workshop set up in Vaughan.
* 1857: [[Walajapet]](Walaja Road) - [[Cuddalore]] route was proposed via: [[Katpadi]], [[Tiruvannamalai]], [[Tirukoilur]].
* 05.04.1859 Construction of Railway System started at Negapatam to lay BG track to Tanjore by the Great Southern of India Railway Company (G.S.I.R).
* 23.05.1860 BG section from Jalarpet (West outer signal) to Tirupattur opened.
* 1861: [[Tirur railway station|Tirur]] - Beypore (Kozhikode) route commissioned . Great Southern Railway of India [[Tiruchirappalli]] - [[Nagapattinam]] (broad gauge) up to 125 km from the gauge set. Walaja road - [[Cuddalore]] route came to existence via: [[Tiruvannamalai]], [[Viluppuram]].
* 01.02.1861 BG section from Tirupattur to Salem opened
* 12.03.1861 BG section from Tirur to Kadalundi opened
* 01.05.1861 BG section from Kuttipuram to Tirur opened
* 15.07.1861 First BG train ran from Negapatam to Tiruvallur.
* 01.12.1861 BG section from Salem to Sankaridurg opened
* 02.12.1861 First BG train from Negapatam to Tanjore inaugurated.
* 11.3.1862 Track extended to Trichinopoly' from Tanjore and further extended to 'Trichinopoly Fort' (BG section)
* 1862: Madras Railway Company's Tram way for local transport established in [[Chennai]].
* 1864: [[Jolarpettai]] - [[Bengaluru]] mail began service.
* 14.04.1862 BG section from Podanur to Pattambi opened
* 12.05.1862 BG section from Sankaridurg to Podanur opened
* 1865: GSIR's General Office building constructed at Trichinopoly
* 08.05.1865 BG section from Conjeevaram to Arkonam opened.
* 03.12.1866 BG section opened between Trichinopoly Fort and Karur.
* 01.07.1867 BG section opened between Karur and Kodumudi
* 01.01.1868 BG section opened between Kodumudi and Erode.
* 1868: Service began in [[Nagapattinam]] - [[Tiruchirappalli]].
* 01.02.1873 BG section from Podanur to Coimbatore Junction opened.
* 31.08.1873 BG section from Coimbatore Jn. to Mettupalayam opened
* 01.07.1874 The South Indian Railway Company (SIR) formed by amalgamating the Great Southern of India Railway Co. and the Carnatic Railway Co.
* 26.01.1875 Nidamangalam to Tiruvarur section converted from BG to MG.
* 19.06.1875 Tiruvarur to Negapatam section converted from BG to MG.
* 03.07.1875 Tanjore to Nidamangalam section converted from BG to MG.
* 10.07.1875 Track between Tanjore to Budalore converted from BG to MG.
* 17.07.1875 Track between Budalore to Trichinopoly Junction converted from BG to MG.
* 01.09.1875 MG section opened from Trichinopoly Junction to Madura.
* 01.01.1876 MG section opened from Madura to Tuticorin.
* 01.01.1876 MG section opened from Maniyachi to Tinnevelly.
* 01.09.1876 MG section from Madras Park to Tindivanam opened.
* 01.01.1877 MG section from Tindivanam to Cuddalore Junction opened.
* 15.02.1877 MG section from Mayavaram to Tanjore opened
* 01.07.1877 MG section from Cuddalore Jn. to Porto Novo opened.
* 01.07.1877 MG section from Shiyali to Mayavaram opened
* 01.01.1878 MG section from Coleroon to Shiyali opened.
* 14.07.1878 Conjeevaram to Arkonam section converted from BG to MG.
* 21.08.1878 G.O.No. 810 issued for the transfer of Railway HQ from Negapatam to Trichinopoly.
* 01.10.1878 MG section from Porto Novo to Chidambaram opened.
* 01.01.1879 MG section from Madras Beach old to Park opened.
* 01.07.1879 MG section from Chidambaram to Coleroon opened.
* 01.07.1879 Track between Trichinopoly to Karur Converted from BG to MG.
* 15.12.1879 MG section from Villupuram to the Gingee river inclusive of the bridge over the river opened
* 15.12.1879 MG section from East bank of the Gingee river to Pondicheri opened.
* 16.12.1879 Track between Karur to Erode Converted from BG to MG.
* 1879: Metre gauge line between [[Pondicherry|Puducherry]] and [[Viluppuram]] formed according to an agreement between French Government and the British Government.
* 1880 Agent's Office shifted from Negapatam to Trichinopply.
* 01.08.1880 MG section from Chingleput to Walajabad opened.
* 01.01.1881 MG section from Walajabad to Conjeeveram opened.
* 30.09.1885 Original Nilgiri Mountain Railway Company registered.
* 1886 Engineering workshop opened at Trichinopoly.
* 1886 Some portion of workshop activities transferred from Negapatam to Trichinopoly
* 02.01.1888 BG section from Kadallundi to Calicut opened
* 02.01.1888 BG section opened from Olavakkot to Palghat.
* 1890 The "South Indian Railway" company which was incorporated in England came into being at Trichinopoly
* 17.11.1890 MG section from Villupuram to Tiruvannamalai opened.
* 18.03.1891 MG section from Tiruvannamalai to the outer signal of Katpadi opened.
* April 1894 Original Nilgiri Mountain Railway Company Liquidated.
* 1891: [[Nilgiri Mountain Railway]] was commissioned.
* 02.04.1894 MG section opened from Mayavaram Junction to Mutupet.
* Feb. 1896 New Nilgiri Mountain Railway Company formed.
* 1898: Mettupalayam (Coimbatore) - Coonoor service of Nilgiri mountain railway began. [[Olavakkode]] - [[Palakkad]] line constructed.
* 1898: Metre gauge line between [[Karaikal]] and [[Peralam]] formed according to an agreement between French Government and the British Government.
* 1899: [[Chennai]] - [[Vijayawada]] passenger service began. Boat Mail from [[Chennai]] to [[Ceylon]], with passenger ship with a connecting service between Dhanushkodi (Rameswaram) and Ceylon started.
* 14.03.1899 Mettupalayam - Coonoor MG section opened for traffic.
* 07.08.1899 MG section opened from Tuticorin to Foreshore.
* 01.12.1899 MG section from Negapatam to Nagore opened.
* 15.01.1900 MG line from Madras Beach Junction to Madras Beach opened.

=== 20th century ===
[[File:13 Arch bridge Kazhuthurutty Kerala.jpg|right|thumb|13 arch bridge situated at [[Thenmala]] on [[Kollam–Sengottai branch line|Kollam-Chennai railway line]]]]
* 01.10.1901 BG section from Calicut to Badagara opened.
* 01.01.5.1902 BG section from Badagara to Tellicherry opened.
* 01. 01.6.1902 MG section from Tinnevelly to Kallidaikurichi opened.
* 16.7.1902 [[Ernakulam]] - [[Shoranur]] path was set up.
* 1902: [[Kollam–Sengottai branch line]] was constructed to link port cities of [[Chennai Central railway station|Madras]] and [[Kollam Junction railway station|Quilon]] together.
* 01.08.1902 MG section between Manamadurai Jn. to Mandapam opened.
* 01.08.1902 MG section opened from Madura to Manamadura.
* 20.10.1902 MG section opened from Mutupet to Pattukottai.
* 20.05.1903 BG section from Tellicherry to Cannanore opened.
* 01.08.1903 MG section opened from Kallidaikurici to Shencottah.
* 31.12.1903 MG section opened from Pattukottai to Arantangi.
* 15.03.1904 BG section from Cannanore to Azhikkal opened.
* 01.06.1904 MG section opened from Punalur to Quilon.
* 26.11.1904: Passenger train service started on [[Kollam–Sengottai branch line|Quilon-Madras railway line]].
* 18.09.1905 NG (2 '6") section opened from Tiruppattur to Krishnagiri.
* 18.01.1906 NG (2' 6") section opened from Morappur to Dharmapuri.
* 21.08.1906 BG section from Azhikkal to Kanhangad opened.
* 01.09.1906 MG section opened from Pamban to Rameswaram
* 01.10.1906 BG section from Kanhangad to Kasaragod opened.
* 17.11.1906 BG section from Kasaragod to Kumbla opened.
* 21.01.1907 Feasibility Survey Report for India - Ceylon Railway was submitted by South Indian Railway Company.
* 03.07.1907 BG section from Kumbla to Mangalore opened.
* 1908: {{rws|Chennai Egmore}} was built.
* 01.01.1908 Sections of Madras Railway Company transferred to South Indian Railway.
* 15.09.1908 MG section opened from Coonoor to Fernhill.
* 15.10.1908 MG section opened from Fernhill to Ootacamund.
* 10.12.1908 MG section opened from Rameswaram Road to Dhaneshkodi Jetty.
* 15.05.1913 NG (2'6") section opened from Dharmapuri to Hosur.
* Dec. 1913 Scherzer Rolling Bridge constructed at Pamban viaduct.
* 01.01.1914 MG section opened from Mandapam to Pamban
* 01.12.1914 MG section opened from Dhanushkodi Jetty to Dhanushkoai point.
* 15.02.1915 MG section opened from Nidamangalam to Mannargudi.
* 15.10.1915 MG section opened from Podanur to Pollachi.
* 01.01.1917 BG section opened from Salem Junction to Salem Market and Salem Market to Salem Town
* 01.01.1918 MG section opened from Quilon to Chakai.
* 15.05.1919 MG section opened from Tituthuraipundi to Agastiyampalli.
* May 1921 Traffic control by telephone commenced between Madras Egmore -Villupuram - Tanjore main line section inaugurated.
* 24.02.1923 MG section opened from Tinnevelly to Tiruchendur.
* 1923 A 2'-0" gauge tramway line was opened from Golden Rock to Sircarpalayam to a distance of 2.827 miles for carrying materials and trolley movement of the Inspecting Officials of the Railway.
* 1925 Water Storage Plant constructed at Sircarpalayam (near Trichinopoly).
* 25.11.1926 MG section opened from Mayavaram to Tranquebar
* 03.02.1927 BG section opened from Shoranur to Angadipuram
* 01.03.1927 'Publicity Branch' inaugurated under a whole time officer for publicity of all branches including railway Time Table.
* 30.06.1927 MG section opened from Virudunagar to Tenkasi
* 03.08.1927 BG section opened from Angadipuram to Vaniyambalam
* 22.08.1927 MG section opened from Srirangam to Golden Rock.
* 15.10.1927 MG section opened from Pamban to Rameswaram Road.
* 26.10.1927 BG section opened from Vaniyambalam to Nilambur Road.
* 01.12.1927 MG section opened from Villupuram to Vriddhachalam.
* 12.12.1927 MG section opened from Bikshandarkoil to Srirangam.
* 16.01.1928 Central Workshop at Golden Rock established.
* 10.03.1928 MG section opened from Lalgudi to Bikshandarkoil.
* 21.06.1928 MG section opened from Cuddalore Junction to Vriddhachalam.
* 1928 MG shop floor except Stores Department closed at Negapatam.
* 1928 BG shop floor at Podanur closed
* 19.11.1928 MG section opened from Dindigul to Pollachi.
* 20.11.1928 MG section opened from Madura to Bodinayakanur.
* 01.02.1929 MG section opened from Vriddhachalam to Lalgudi.
* 15.04.1929 BG section from Salem to Mettur Dam branch including the mileage of assisting siding from Mecheri Road to Mettur Dam opened.
* 17.04.1929 MG section opened between Trichinopoly Junction to Pudukottai.
* 25.09.1929 Track between Erode to Trichinopoly converted from MG to BG in a record time of 5 hours
* 1929: [[Chennai suburban railway]] service began.
* 01.07.1930 MG section opened between Pudukottai to Manamadurai Jn.
* 1930 Trichinopoly Marshalling Yard commissioned.
* 03.02.1931 Salem Junction to Salem Market section and Salem Market to Salem Town section converted into mixed gauge of BG and MG.
* 03.02.1931 MG section opened from Salem Town to Chinnasalem.
* 01.04.1931 Through goods line from Cammerford Block Station to Broad Gauge Buffer end in Trichinopoly Goods Station opened.
* 01.04.1931 Through goods line between Trichinopoly Junction and Golden Rock via classification yard opened
* 02.04.1931 MG Electrified suburban service from Madras Beach to Tambaram inaugurated
* 20.04.1931 Traffic Training School started at Trichinopoly to train probationers and signallers of Traffic department
* 11.05.1931 First electric train for public service from Madras Beach to Tambaram started.
* 17.08.1931 MG section opened from Chinnasalem Junction to Vriddhachalam.
* 04.11.1931 MG section opened from Chakai to Trivandrum Central.
* 21.11.1931 Dry dock at Mandapam for docking the SIR Steamers completed and T.S.Irwin was first docked at Mandapam
* 01.04.1932 BG Section between Olavakkot to Palghat converted into mixed gauge.
* 01.04.1932 MG section opened from Pollachi to Palghat.
* 1934: Ernakulam - Shoranur gauge conversion.
* 1935 Trichinopoly Passenger Station remodelled with six additional platforms, two subways and two Road-over-bridges.
* 20.01.1936 MG section opened from Agastiyampalli to Point Calimere.
* 01.10.1939 BG section opened from Vellalore Road to Nanjundapuram
* 01.07.1940 Idappalli-Ernakulam extension opened for BG good traffic.
* 01.07.1940 BG section between from Bridge Head to Cochin Pier to a distance of 4.07 miles opened.
* 10.07.1941 MG section opened from Nanjundapuram Block Station to Coimbatore Jn.
* 31.07.1941 NG (2' 6") section from Dharmapuri to Hosur closed for traffic.
* 31.07.1941 NG (2' 6") section from Tiruppattur to Krishnagiri closed for traffic,
* 31.10.1941 NG (2' 6") section from Morappur to Dharmapuri closed for traffic.
* 12.11.1941 Short link (0.50 miles)near Shoranur to connect main line with Shoranur - Cochin Railway opened
* 01.04.1944 Contract with SIR Co. and M & S.M. Co. terminated and working of the railways taken over by Government of India
* 01.04.1950 Mysore State Railway Co. came under the direct control of Govt, of India
* 14.04.1951 Southern Railway formed integrating Madras & Southern Mahratta Railway Company, the South Indian Railway Company and theM ysore State Railway Company
* 1951: Madras and Southern Mahratta Railway, the South Indian Railway Company, and the Mysore State Railway were united to form a new zone of the Southern Railway.
* 24-12-1952 [[Ernakulam]] - [[Kollam]] MG line - turning of first sod by Shri Jawaharlal Nehru, Prime Minister of India.
* 16-05-1956 Formation of Divisions in Southern Railway
* 23-08-1957 Opening of Renigunta - Gudur broad gauge section
* 1957 The Railway Press at Royapuram was expanded during 1957. <ref> https://eparlib.nic.in/bitstream/123456789/1777/1/lsd_02_05_27-09-1958.pdf page 68</ref>
* 00-01-1958 Opening of [[Ernakulam]] - [[Quilon]] metre gauge line
* 00-00-1958 Establishment of S & T workshop Podanur
* 01-09-1963 opening of [[Virudhunagar]] - [[Aruppukkottai]] metre gauge line
* 02-05-1964 opening of [[Aruppukkottai]] -[[Manamadurai]] metre gauge line
* 00-01-1965 Conversion of DC 1.5 kV electrified system to 25 kV AC system from Chennai Beach to Tambaram
* 02-10-1966 Creation of South-Central Railway and handing over of Bezwada, Guntakal and Hubli Divisions to SC Railway
* 23-11-1975 Broad gauge conversion of Ernakulam - Kollam MG section
* 13-09-1976 Inauguration of {{rws|Thiruvananthapuram Central}} - Ernakulam BG section via Kottayam
* 00-00-1976 Tamil Nadu Express from New Delhi - Chennai Central started its operation.
* 15-07-1977 Inaugural run of [[Vaigai Express]].
* 13-04-1979 Electrification of Chennai - Gummidipundi section
* 20-05-1979 Inauguration of Mangaluru - Hassan MG line
* 09-08-1979 Electrification of Chennai Beach - Korukkupet - Madras Central
* 02-10-1979 Creation of {{rwd|Thiruvananthapuram}} Division
* 29-11-1979 Electrification Chennai - Tiruvallur section
* 27-07-1981 Creation of Bengaluru Division
* 03-09-1982 Electrification of Tiruvallur - Arakkonam section
* 11-08-1984 Electrified train services Between Chennai - Katpadi
* 00-00-1984 Vaigai Express was bifurcated into Vaigai and Pallavan Express.
* 00-00-1985 Phasing out BG Steam locomotives
* 14-04-1987 Inauguration of EMU service Chennai - Avadi
* 25-07-1987 First solid state interlocking in Indian Railways at Srirangam Station
* 02-10-1987 Introduction of Computerised Passenger Reservation
* 06-08-1988 Inauguration of [[Karur]] - [[Dindigul]] BG line
* 15-10-1989 Opening of Ernakulam – Alappuzha BG line
* 16-09-1991 Inauguration of MRTS project between Madras Beach - Park Town
* 01-11-1992 Introduction of first Rajdhani Express in Southern Railway between Bengaluru - Nizamuddin
* 20-11-1992 Inauguration of Alappuzha - Kayamkulam BG line
* 00-03-1992 Electrification of Jolarpettai - Bangalore section
* 16-04-1993 Opening of Bengaluru - Mysuru BG line
* 21-10-1993 Inauguration of Karur - Dindigul - Madurai - Thoothukudi BG project
* 09-05-1994 Introduction of first Shatabdi Express between Chennai – Mysuru
* 31-08-1994 Inauguration of Chikjajur - Chitradurga - Rayadurg BG line
* 02-04-1995 Inauguration of Chennai Beach-Tambaram BG line
* 11-01-1997 Opening of Salem - Bengaluru BG line
* 19-10-1997 Inauguration of MRTS project between Madras Beach - Thirumayilai
* 22-08-1998 Inauguration of Tambaram - Tiruchirappalli (chord line) and Tiruchirapalli - Thanjavur opened after gauge conversion.
* 06-01-1999 Opening of Tiruchirappalli - Dindigul BG line
* 15-06-1999 Centenary Celebrations of Nilgiri Mountain Railway

=== 21st century ===
* 23-07-2000 Inauguration of Electric traction between Thrissur-Ernakulam
* 13-10-2000 Opening of 100th Computerised Passenger Reservation Centre at Kovilpatti
* 30-10-2000 Commissioning of optical fibre communication link between Villupuram-Tiruchirapalli
* 22-11-2000 Inauguration of new BG line between Penukonda and Puttaparthi
* 2002: Southern Railway, Bengaluru and Mysuru divisions separated to form the South Western Railway. Ernakulam, Thrissur electrified.
* 2003: Southern railways started operating trains from Anna Nagar west railway station and inaugurated that railway station.
* 2004: Flying train of MRTS started service from Mylapore to Thiruvanmiyur in Chennai .
* 2005: The Nilgiri Mountain train declared as one of the [[UNESCO World Heritage]] site.
* 2006: Villupuram - Mayiladuthurai (main line) gauge conversions started.
* 14 November 2006: Salem division was formed.
* 01-05-2007 - Rail services on [[Kollam]]-[[Punalur]] section of the [[Kollam–Sengottai branch line]] withdrawned for gauge conversion works.
* 2007: First movement on Pamban bridge after broad gauge conversion.
* 2007: train service up to Anna Nagar discontinued.
* 19-11-2007 MRTS train services extended up to velacherry.
* 2008: Virudhunagar - Manamadurai gauge conversion started.
* 10-12-2008 : Pollachi - Palghat Gauge conversion started
* 2009: Dindigul - Pollachi - Podanur Gauge Conversion started
* 2010 - Kollam-Thiruvananthapuram broad gauge line electrified<ref>{{cite web|url=http://www.thehindu.com/todays-paper/tp-national/tp-kerala/rail-electrification-inspection-begins/article3033562.ece |title=Rail electrification: inspection begins |publisher=The Hindu|access-date=21 June 2017}}</ref>
* 2010: Vizhupuram - Mayiladuthurai (main line) services started.
* 01-12-2013 Inauguration of [[Palakkad]] MEMU Shed<ref>{{cite web|url=http://www.newindianexpress.com/states/kerala/2013/feb/25/more-memu-sheds-sought-in-railway-budget-453631.html |title=More Memu sheds sought in Railway Budget |publisher=TNIE |date=25 February 2013 |access-date=15 February 2017}}</ref>
* 10-05-2010 - [[Kollam]]-[[Punalur]] broad gauge section thrown open for services<ref name="may">{{cite news|title=Kollam-Sengottai train service likely from May|url=http://www.thehindu.com/news/cities/kozhikode/Kollam-Sengottai-train-service-likely-from-May/article16916876.ece|access-date=21 June 2017|work=[[The Hindu]]|date=21 December 2016|location=[[Kozhikode]]}}</ref>
* 2011: Sengottai - Punalur gauge conversion began.
* 2011: Madurai - Bodinayakkanur gauge conversion began.
* 19-03-2012 - First [[MEMU]] service on [[Kollam]]-[[Ernakulam]] route flagged off<ref>{{cite web|url=http://www.kerala.com/news_kerala_MEMU_service_flagged_0_6679.html |title=MEMU Maintenance Work Begins in Kollam |publisher=The New Indian Express|access-date=22 June 2017}}</ref>
* 2012: Thiruvarur - Pattukottai - karaikudi gauge conversion began.
* 2012: Dindugal - palani train service starts
* 14-07-2012 Virudhunagar - Manamadurai BG line opened.
* 31-11-2012 - First [[MEMU]] service on [[Kollam]]-[[Kanyakumari]] route flagged off<ref>{{cite web|url=http://www.yentha.com/news/view/news/kollam-nagercoil-memu-to-be-flagged-off-tomorrow |title=MEMU service flagged off |publisher=Kerala.com|access-date=22 June 2017}}</ref>
* 2013: Inauguration of [[Karur]] - [[Salem, Tamil Nadu|Salem]] line.
* 01-12-2013 Inauguration of [[Kollam MEMU Shed]]<ref>{{cite web|url=http://www.newindianexpress.com/states/kerala/2013/dec/02/MEMU-Maintenance-Work-Begins-in-Kollam-544247.html#.UyqylNLHm-0 |title=MEMU Maintenance Work Begins in Kollam |publisher=TNIE |date=2 December 2013 |access-date=15 February 2017}}</ref>
* 09-01-2015: Palani - Pollachi train service starts
* 16-11-2015: Pollachi - Palghat train service starts
* 2016: Electric traction between Shoranur - Cheruvathur completed
* 31-03-2018 - The entire [[Kollam–Sengottai branch line|Kollam–Sengottai line]] thrown open for passenger train services.<ref>{{cite web|url=http://www.newindianexpress.com/states/tamil-nadu/2018/apr/01/sengottai-kollam-railway-line-reopens-after-eight-years-1795456.html |title=Sengottai-Kollam railway line reopens after eight years |publisher=The New Indian Express|date=1 April 2018 |access-date=2 April 2018}}</ref><ref>{{cite web|url=http://www.newindianexpress.com/cities/chennai/2018/mar/30/chennai-to-kollam-train-will-resume-after-eight-years-1794626.html |title=Chennai to Kollam train will resume after eight years |publisher=The New Indian Express|date=31 March 2018 |access-date=2 April 2018}}</ref><ref>{{cite web|url=https://timesofindia.indiatimes.com/city/madurai/special-trains-announced-between-tambaram-and-kollam/articleshow/63538475.cms |title=Special trains announced between Tambaram and Kollam |publisher=Times of India|date=30 March 2018 |access-date=2 April 2018}}</ref>
* 2018: Doubling of railway line completed till Madurai from Chennai(chord line).
* 2019: Thiruvarur - pattukottai - Karaikudi gauge Conversion ends and track opened for traffic.
* 22-01-2020 - Madurai Junction to Usilampatti Stretch on the Madurai to Bodinayakkanur Railway line completed and opened for traffic<ref>{{Cite web|title=Speed trials held on converted railway line to Usilampatti - Times of India|url=https://timesofindia.indiatimes.com/city/madurai/speed-trials-held-on-converted-railway-line-to-usilampatti/articleshow/73594814.cms|access-date=2020-12-18|website=The Times of India|language=en}}</ref>
*22-03-2020 - Railways ceased its passenger operations all over india for a long time due to corona virus lock down world wide(declared by W.H.O), though some special trains operated nearly after 6 months (except sharmik special trains for transporting migrant workers all around the nation during national lock down).
*29-09-2020 - Singaperumal koil to Guduvancherry stretch on the Tambaram to Chengalpattu 3rd line opened for traffic<ref>{{Cite news|others=Special Correspondent|date=2020-09-28|title=Guduvanchery- Singaperumal Koil line inspection tomorrow|language=en-IN|work=The Hindu|url=https://www.thehindu.com/news/cities/chennai/guduvanchery-singaperumal-koil-line-inspection-tomorrow/article32710273.ece|access-date=2020-12-18|issn=0971-751X}}</ref>
*11-11-2020 - Mayiladuthurai to Thanjavur Main line electrified. By this the entire main line got electrified.
*12-11-2020 - Kadambur to Gangai kondan and Vanchi Maniyachchi to Tataparai doubling completed and opened for traffic (chord line)
*16-12-2020 - Usilambatti to Andipatti section open es for traffic on the Madurai Bodinayakkanur railway line.
*20-01-2021 - Walajaroad Junction to Ranipettai Railway line opened for traffic(goods traffic only).
*15-02-2021 - Chennai beach to Athipattu 4th line works completed and opened for traffic.

==References==
{{reflist}}
==External links==
* [http://www.sr.indianrailways.gov.in/ Southern Railway official website]
{{Railways in Southern India}}
[[Category:Southern Railway Zone|#]]
[[Category:Indian history timelines|Southern Railway zone]]
[[Category:Rail transport timelines|S]]
[[Category:History of rail transport in India]]

Timeline of Southern Railway zone - Revision history

>Nemean7Lion: /* 21st century */