Page 2 - Vertical Drilling News Today

The Indian Army has also been tasked with carrying out the manual drilling operation to remove the metal obstructions in the Silkyara tunnel in the final phase of the rescue operations | Latest News India

Uttarkashi: Drilling to create a vertical escape route for the 41 workers trapped inside the collapsed tunnel in Silkyara here for two weeks began on Sunday, an official said,...

In pics: Vertical drilling begins to rescue 41 trapped workers under the mountain.

The rescuers have begun vertical drilling of the Uttarkashi tunnel to rescue 41 workers trapped inside the rubble as the rescue mission drags on for the last 15 days.

Addressing a press conference in Uttarkashi, NHIDCL MD Ahmad said, "We have completed around 19.2 meters of drilling. We have to drill around 86 meters to be done within four days that is by November 30. Hopefully, there will be no further hurdles and the work will be completed on time."

In pics: Vertical drilling begins to rescue 41 trapped workers under the mountain.

Vertical drilling wont require blasting and it wont be against gravity, experts said on the next course of action on Uttarakhand tunnel rescue operation.  | Latest News India

An estimated 86 metres of vertical drilling is required to reach the tunnels crust, after which it will be breached to access the trapped workers. | Latest News India

Officials are now shifting focus to two alternatives — manual drilling through the remaining 10 or 12 metre stretch of the rubble or drilling down 86 metres from above.

Sections of steel pipes were being inserted through the rubble of the collapsed portion for the workers, trapped for 11 days, to be brought out.