Micro tunnelling expert Chris Cooper informed, on Monday, that all the debris of the auger machine has been removed and manual drilling to reach the trapped labourers will start in a few hours.
a team of six specialists have reached the site to undertake the manual drilling work. They will go inside the 800 mm pipe of the tunnel to remove the debris manually. The team includes engineers from the Indian Army's Madras Engineering Group as well as civilians.
As the vertical drilling makes swift progress, former Engineer-in-Chief and Director General of Border Roads Organisation, Lieutenant General (retired) Harpal Singh said that there is no other way left except the manual method to reach the trapped workers in the Silkyara tunnel.
In an effort to step up the rescue operations in Uttarkashi, a rat hole mining technique will be used through manual drilling to remove the debris inside the pipe on the 16th day of continued rescue efforts in Silkyara tunnel, according to officials.
As the Uttarkashi tunnel rescue operation enters day 16 on Monday, prayers are granted across the nation for the safe rescue of the 41 trapped soldiers.
The vertical drilling from the top of the hill makes swift progress as 31 metres of drilling work has been completed so far out of the 86 metres needed to reach the 41 trapped workers in the Silkyara tunnel, as per officials.
Uttarakhand Congress leader Yashpal Arya on Sunday lashed out at the Uttarakhand-led government over the ongoing Silkyara tunnel collapse rescue and said that the incident reveals the government's "indolence and negligence."
National Highways and Infrastructure Development Corporation Limited (NHIDCL) Managing Director Mahmood Ahmad on Sunday informed that a total of 19.2 meters of vertical drilling has been completed at Uttarkashi's tunnel where 41 workers remained trapped.
National Disaster Management Authority Member, Lt General (Rtd) Syed Ata Hasnain on Sunday said that 86 meters of vertical drilling is required to reach the crust of the Uttarkashi's tunnel where 41 workers remained trapped adding that 17 meters of the drilling has already taken place.
As rescue personnel raced against time to reach the workers trapped inside an under-construction tunnel, the process of removing the Auger machine from the debris is underway, and the process is being done by cutting through a plasma cutter machine.