TBM-3 Breaks Through at IGNOU Station on Golden Line
RAILWAYS & METRO RAIL

TBM-3 Breaks Through at IGNOU Station on Golden Line

Delhi Metro’s Phase 4 project marked another milestone as TBM-3 (DZ1125) achieved a breakthrough at IGNOU Station on the Golden Line, following TBM-4’s earlier breakthrough. Deployed by L&T from Chhattarpur Mandir Station in November 2023, TBM-3 completed the construction of a 1,470m up-line tunnel, reaching IGNOU Station.

This achievement is the sixth tunnel breakthrough within Package DC-09, which covers a 6.51 km stretch from Kishangarh to Saket G Block with stations at Chhattarpur, Chhattarpur Mandir, IGNOU, and Neb Sarai. The TBMs will now be deployed to construct around 1.2 km of twin tunnels toward Neb Sarai.

Delhi Metro’s Phase 4 project marked another milestone as TBM-3 (DZ1125) achieved a breakthrough at IGNOU Station on the Golden Line, following TBM-4’s earlier breakthrough. Deployed by L&T from Chhattarpur Mandir Station in November 2023, TBM-3 completed the construction of a 1,470m up-line tunnel, reaching IGNOU Station. This achievement is the sixth tunnel breakthrough within Package DC-09, which covers a 6.51 km stretch from Kishangarh to Saket G Block with stations at Chhattarpur, Chhattarpur Mandir, IGNOU, and Neb Sarai. The TBMs will now be deployed to construct around 1.2 km of twin tunnels toward Neb Sarai.

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