Tamil NaduFriday, 11 September 2026·Hindu Tamil Thisai

Southern Railway completes 100% broad-gauge electrification across 5,068 km

Southern Railway has completed full electrification of its 5,068 km broad-gauge network, marking a major railway infrastructure milestone.

Key highlights

Direct fact

In September 2026, Southern Railway announced that its entire 5,068 km broad-gauge network had been fully electrified, with the last remaining Pattukottai–Karaikudi 71 km section completed.

Key specifics

  • Southern Railway’s total broad-gauge network length is 5,068 km.
  • The last pending section was the 71 km Pattukottai–Karaikudi route.
  • Officials said the electrification work has now reached 100% completion in Southern Railway.
  • Across India, more than 99.6% of broad-gauge routes have been electrified.
  • Electric train service in Madras began on May 11, 1931, and Chennai–Tambaram electrification started in 1968.

Exam lens

Question type: Tamil Nadu transport and railway infrastructure. TNPSC may ask the 5,068 km figure, the Pattukottai–Karaikudi 71 km stretch, and the historical dates 1931 and 1968.

Southern RailwayelectrificationPattukottaiKaraikudi

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