Linke Hoffman Busche LHB coaches have been embedded with enhanced safety features The newly inducted LHB rake of Chennai -Vijayawada Jan Shatabdi Express trains IndianRailways
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In Train Nos.12077/12078 Dr MGR Central - Vijayawada- Dr MGR Central Jan Shatabdi Express, 3 AC Chair Car coaches and 10 Second class Chair Car coaches have been permanently augmented.
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more... Second class Chair Car coaches will be augmented temporarily till 5th March, 2020
Source:GMsouthernrailway