Seven workers have died and three are currently missing after a tunnel under construction at a hydroelectric project site in Chamoli district, Uttarakhand, was inundated with water and debris following landslides and subsidence.
Australian tunnel expert Arnold Dix, known for the Silkyara tunnel rescue, is now assisting in a complex search-and-rescue operation in Nepal following devastating floods. He is applying lessons learned from the Silkyara operation, particularly the principle of "never confuse unlikely with impossible," as he works with Indian and Nepali teams to locate people potentially trapped in the Chilime hydropower tunnel and other sites.
Rescuers at the under-construction tunnel collapse site in Uttarkashi on Tuesday initiated the process of inserting large-diameter mild steel pipes through the rubble using an auger machine to rescue the 40 workers trapped for two days now, officials said.
Eight persons were trapped inside after a section of roof collapsed in the under construction stretch in the tunnel of Srisailam Left Bank Canal (SLBC) project, Telangana Irrigation Minister N Uttam Kumar Reddy said on Saturday.
The Delhi Development Authority (DDA) said the demolition drive was carried out on land that was "part of planned development land". Police said several structures built illegally were demolished during the drive.
Officials said in the evening that a six-metre section of a steel pipe had been inserted into the bored passage. Another section was being welded into it. The plan is to insert 800 mm and 900 mm diameter pipes -- one after the other -- with the help of the giant drill till an escape passage is created for the workers stranded beyond the collapsed portion of the under-construction tunnel.
It has been a week since 41 labourers got trapped inside an under-construction tunnel at Silkyara in Uttarakhand's Uttarkashi district after parts of the structure collapsed following a landslide last Sunday.
Rescue efforts continue in Telangana for eight people trapped in a collapsed tunnel, but hopes for their survival are fading as experts from the Geological Survey of India and the National Geographical Research Institute have been brought in. The tunnel is filled with debris, making the rescue operation extremely difficult. Despite relentless efforts by the Indian Army, Navy, NDRF, and other agencies, no breakthrough has been achieved so far.
Aamir Khan Productions and Director Kabir Khan are set to collaborate with Australian production house Mind Blowing Films on Silkyara 41.
They said the incident occurred around 4 am when a 150-metre-long portion of the four-and-a-half-kilometer-long tunnel collapsed.
Uttarakhand Chief Minister Pushkar Singh Dhami on Monday visited the Silkyara-Barkot tunnel site for a review of the rescue operations being carried out there to evacuate 40 labourers trapped inside since Sunday morning following its partial collapse.
Torrential monsoon rains unleashed widespread destruction across several parts of the country on Thursday, inundating roads, uprooting trees, damaging property and disrupting normal life as authorities scrambled to restore normalcy.
Sikkim has identified 40 high-hazard glacial lakes, with 16 at the highest risk of catastrophic outbursts. Following a devastating GLOF in 2023, the state is developing India's first dedicated GLOF Risk Mitigation Protocol, using advanced monitoring and interdisciplinary approaches to protect downstream settlements and serve as a model for other Himalayan regions.
As rescuers in India on Tuesday successfully pulled out all 41 construction workers trapped in a collapsed mountain tunnel in Uttarakhand after 16 days, the global media hailed the rescue operation and provided live coverage of the dramatic development.
The chief minister briefed the prime minister about the rescue operations in detail and said all the trapped workers are safe with oxygen, nutritious food and water being constantly supplied to them.
All tunnels being constructed in Uttarakhand will be reviewed, Chief Minister Pushkar Singh Dhami said on Thursday after drilling began at the Silkyara tunnel with a heavy duty machine to rescue 40 labourers trapped there for four days.
Earlier, on Monday, hot Khichdi was sent through this 6-inch pipeline to the stranded workers for the first time since they were trapped.
The 4.5 kilometre-long Silkyara tunnel project in Uttarakhand, which is part of the central government's strategic 900-km 'Char Dham Yatra All Weather Road', will continue after the necessary safety audit and repair of the broken structure, a senior road ministry official said on Wednesday.
'The tunnel was dug up two km and the work was going on smoothly. I could have never imagined such an incident'
'If you are constructing the tunnel in the Himalayan region, then if you have constructed 10 metres of tunnel, first you will have to do proper treatment and ensure the stability of this constructed structure.' 'You cannot just throw concrete on the ceiling and sidewall of the tunnel for permanent stability. That will not work.'
Endoscopic and robotic cameras on Monday were brought to the Nagarkurnool (SLBC) tunnel for the rescue operation.
The CM will be accompanied by Union Minister Nitin Gadkari during his visit to the tunnel site on Sunday.
After 16 days of intense efforts by multiple agencies, all 41 workers trapped in Uttarakhand's Silkyara tunnel in Uttarkashi have safely been evacuated on Tuesday evening.
The Uttarakhand high court on Monday sought replies from the state government and central agencies within 48 hours on the ongoing operation and measures taken to rescue 41 workers trapped inside a partially collapsed tunnel in Uttarkashi for more than a week.
Larger diameter pipes have also been inserted up to a length of 42 metres through the debris on Sunday morning to provide enough food and other essentials to the trapped workers, a control room set up at the site said.
"Once he comes out, we will never allow him to work here again," a distraught Chaudhary said on Sunday, waiting for the rescue of his son, who has been stuck inside the collapsed tunnel in Silkyara along with 40 others for two weeks.
The chances of survival for eight people trapped in a collapsed tunnel in Telangana are "very remote," according to a minister. Rescue efforts are ongoing but the minister says it could take three to four days to reach the trapped individuals due to the debris and muck. The minister also mentioned a team of rat miners, who had rescued construction workers in Uttarakhand in 2023, are now assisting with the rescue efforts.
The worker said there was a natural source of water in the tunnel but they had no clothes to change.
Rescue work at the collapsed Silkyara tunnel in Uttarakhand was virtually on hold Sunday as the agencies involved in the effort set themselves up for the next stage -- adopting multiple approaches to reach the 41 men trapped inside for a week.
Anil Bediya, one of the 41 labourers who were rescued from a collapsed Uttarakhand tunnel after 16 days, survived the ordeal by eating muri (puffed rice) and licking water dripping from rocks.
In the video, the workers, wearing yellow and white helmets, are seen receiving food items sent to them through the pipeline and talking to each other.
Inching closer to their goal, rescuers have inserted wide pipes up to 45 metres through the rubble and will have to drill another around 12 metres to reach the 41 workers trapped inside the collapsed tunnel in Silkyara for 10 days, officials said Wednesday afternoon.
The statement by the Ministry of Road Transport and Highways (MoRTH) comes in the backdrop of collapse of under-construction Silkyara Tunnel in Uttarkashi on November 12.
The new machine, that landed at the Chinyalisaur helipad, over 30 kilometres from the tunnel on the Chardham route, is being put into service, amid apprehension by workers at the site on the progress of the multi-agency rescue operations.
Three experts from Western Coal Fields, a subsidiary of Coal India Limited, camped at the Silkyara tunnel site from November 20.
The labourers are safe, and oxygen, electricity, medicines, food items and water are being constantly supplied to them through pipes, they said.
The vertical approach was one of the at least five options on which preparatory work had begun some days back, as anxiety mounted over the fate of the men trapped in the under-construction tunnel on Uttarakhand's Char Dham route.
Twelve rat-hole mining experts are involved in the horizontal excavation through the last 10 or 12-metre stretch of debris of the collapsed portion of the under-construction tunnel on Uttarakhand's Char Dham route.
The supervisor could be heard asking those trapped inside the tunnel to not worry and that they would be evacuated soon.
A plasma cutter was flown in from Hyderabad on Sunday to cut and remove parts of the auger machine stuck in the rubble inside the Silkyara tunnel where 41 labourers have been stranded for the last 14 days.
