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VERTICAL DRILLING
Uttarkashi tunnel rescue: Vertical drilling sites ready but decision yet to be taken, says Arnold Dix23 Nov, 2023, 07.25 PM IST- Uttarkashi tunnel collapse: Vertical drilling underway at the site to rescue 41 workers26 Nov, 2023, 05.26 PM IST
- Uttarkashi tunnel collapse: Location identified for vertical drilling to bring out trapped labourers22 Nov, 2023, 10.23 AM IST
- Uttarkashi tunnel rescue: Drilling restarts to rescue 41 workers trapped in Silkyara tunnel25 Nov, 2023, 12.22 PM IST
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