HIGHLIGHT
Highlights of Kolkata Metro Project:- 1.Gauge(nominal): 1435 mm 2.Route Length: Underground : 8.90 Km Elevated : 5.77 Km Total : 14.67…
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Highlights of Kolkata Metro Project:- 1.Gauge(nominal): 1435 mm 2.Route Length: Underground : 8.90 Km Elevated : 5.77 Km Total : 14.67…