Australian expert ‘over the moon’ to have helped rescue 41 men trapped by tunnel collapse in India

Arnold Dix describes having to dig ‘100 millimetres at a time’ to save workers stuck in Silkyara-Barkot tunnel for 17 days

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An Australian tunnelling expert has told of his part in the dramatic rescue of 41 Indian workers who had been trapped in a collapsed tunnel for 17 days.

Arnold Dix, a Melbourne specialist in underground transportation and infrastructure, is being hailed after his efforts helped save workers stuck inside a blocked tunnel in the Himalayan mountains.

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