Home/chardhamprojectSearch ResultsUttarakhand Tunnel Rescue: What is the American Augers Drill Machine & How it Works in a Rescue OperationBy गाँव कनेक्शनSince 12 November, 40 workers are trapped in an under-construction tunnel in Uttarakhand’s Uttarkashi district after a landslide. The hopes now rest on an advanced drill machine. Read on to know how this drill machine is meant to rescue the trapped workers. Since 12 November, 40 workers are trapped in an under-construction tunnel in Uttarakhand’s Uttarkashi district after a landslide. The hopes now rest on an advanced drill machine. Read on to know how this drill machine is meant to rescue the trapped workers.