Special 40′ team on Thursday night to rescue 40 laborers trapped in the sunken tunnel in Silkyara, Uttarkashi.
Auger machine sliding inch by inch, 40 workers trapped for 120 hours; Health of two deteriorated.
Rock poses a problem in drilling of Uttarkashi Tunnel: Auger machine sliding inch by inch,two fell ill 40 workers trapped for 120 hours;
