Construction Mirror Magazine

01/06/2026

Kolkata Metro has been upgraded with an advanced aluminium stainless steel composite third rail system, improving energy efficiency, operational reliability, and power performance.

Read more: https://constructionmirror.com/kolkata-metro-completes-aluminium-third-rail-upgrade-across-blue-line-underground-section-to-support-150-second-train-headway/

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