Uttarakhand Tunnel Collapse News | Uttarkashi Tunnel Rescue Live: The rescue operation to evacuate the 41 workers trapped inside the Silkyara tunnel in Uttarakhand was temporarily halted on Thursday due to a snag in drilling machine. The rescue operation has entered 13th day on Friday with rescuers drilling up to 46.8 meters in the tunnel. Now, barely 10 to 13 metres drilling is away from the spot where the workers are trapped. Sources familiar with the topography of the area said the obstructions encountered in drilling are happening since ametal frame also came cras hing down with the collapse of the tunnel roof on Diwali and got buried under the debris.