Kolkata Metro successfully replaces steel third rail with aluminium at Girish Park
In a groundbreaking move, Kolkata Metro has replaced its steel third rail with a highly conductive aluminium third rail at Girish Park siding. This…
ALUMINUM THIRD RAIL
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Kolkata Metro starts the replacement of steel third rail with aluminium in North-South corridor
In a major leap forward towards efficiency and environmental sustainability, Kolkata Metro initiated the replacement of the steel third rail on the…
