Uttarkashi Tunnel Collapse: India's biggest evacuation ... To dig up the remaining portion manually, rat-hole mining by rat miners was initiated and in almost 24 hours, they were able to dig ...

Uttarkashi tunnel rescue: NDMA member Lieutenant General ... Syed Ata Hasnain was asked to respond on the rat-hole mining approach which was used to dig up the remaining 10 meters of portion ...

Uttarkashi: Amidst immense challenges in rescuing the 41 workers trapped inside the Silkyara tunnel, the rescue team is set to employ a rat hole mining technique for manual drilling to remove ...

Rescue personnel work at the collapsed under construction Silkyara tunnel in the Uttarkashi district of ... used by the authorities, rat-hole mining (manual drilling) is considered to be the ...

A mining practice banned for being unsafe has come to the aid of the 41 workers trapped inside an Uttarakhand tunnel after high-tech, imported machines broke down during the long-drawn operation.

Uttarkashi tunnel collapse LIVE Updates ... be laid and the trapped workers to leave the collapsed tunnel. Rat-hole mining is a method of manual drilling, which is carried out by skilled workers ...

Uttarkashi tunnel collapse: Rescue operation underway ... Two teams of seven and five men who are experts in the technique of rat-hole mining were called in by two private companies involved ...

At the Silkyara tunnel in Uttarkashi, at least 12 experts have been called by Trenchless Engineering Services Pvt Ltd and Navayuga Engineers Pvt Ltd to deploy the rat-hole mining technique ...

got stuck in the rubble on Friday Manual drilling and excavation horizontally using the rat-hole mining method started on Monday at the Silkyara tunnel in Uttarkashi to evacuate the 41 workers ...

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Rescuers at the Silkyara tunnel have made progress, reaching the 50-meter mark in their efforts to save 41 workers Rat-Hole Mining Impacts: After repeated hindrances, the Uttarkashi rescuers ...

Associate lead mining engineer Asifmulla said that the ... rescue operation of 41 workers trapped at the Silkyara tunnel in Uttarkashi. A collapse occurred in an under-construction tunnel from ...