Rat-Hole Miners Begin Manual Drilling At Uttarakhand Tunnel
Manual horizontal drilling has started at the Uttarakhand tunnel where 41 men have been trapped for more than two weeks, the authorities have said. The process started at 7 this evening after the American Augur Drill broke again, its blades fouled up by iron grill from the tunnel ceiling and other debris.
Through RSS Feeds 
Manual horizontal drilling has started at the Uttarakhand tunnel where 41 men have been trapped for more than two weeks, the authorities have said. The process started at 7 this evening after the American Augur Drill broke again, its blades fouled up by iron grill from the tunnel ceiling and other debris.
