In what could be a first for Mumbai, Metro Line 12 has become one of the fastest metro projects to take shape in India. Within just a year of its Bhoomi Pujan, several pillars are already complete with caps, and work at the depot site is also in full swing, a rare sight for the city where both line and depot construction have begun simultaneously.

Mumbai Metro Line 12 is the fastest Metro Construction in India and Mumbai probably, within a year of Bhoomi Pujan pillars are ready with cap, construction activity is seen at the Depot, probably the first time in Mumbai that Line and Depot work going at same time from the start. https://t.co/9CMvpkIljY — Amey Kulkarni 🇮🇳 (@AmeyKulkarni_21) October 19, 2025

The 22.17 km elevated corridor, also known as the Orange Extension of Metro Line 5,

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