Mumbai: 89 per cent tunnelling complete for first underground Metro Rail

Mumbai: 89 per cent tunnelling complete for first underground Metro Rail

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With Mumbai Metro Rail Corporation (MMRC) last week achieving 34th breakthrough of the 648-m long tunnel from *Churchgate* to Hutatma Chowk station, the total tunnelling of Mumbai's first underground Metro rail project is completed 89 per cent and civil work is at 61 per cent.

Robbins-made dual mode hard rock Tunnel Boring...

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