Rat-Hole Miners: 'Rat-hole' miners adept at burrowing small tunnels

The operation to evacuate the 41 workers trapped inside the Silkyara tunnel in Uttarkashi saw the entry of a team of six 'rat-hole' miners on the site

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Uttarkashi ,Uttaranchal ,India ,United States ,Delhi ,American ,Prasadi Lodi ,Trenchless Engineering Services ,American Augers ,Trapped Workers ,Silkyara Tunnel ,Rescue Operation ,Rat Hole Miners ,Indian Army ,