Recounting the ordeal of rescue operations lasting for 17 days, he said, "It was very challenging to supply essential food items through a pipe to workers."
The Uttarakhand Minister Prem Chand Aggarwal visited Chinyalisaur Community Health Centre where the 41 workers are undergoing treatment after their evacuation from the tunnel.
"All the workers have come out alive by the grace of God, which is a matter of great happiness and my best wishes are with all of them and their families," he said.
Following the evacuation of 41 trapped workers in the Uttarkashi tunnel, Indian High Commissioner to the United Kingdom, Vikram Doraiswami, called it one of the most "heroic acts" of rescue ever in India.
After the successful evacuation of all 41 workers who were trapped inside Uttarakhand's Silkyari tunnel for 17 days, External Affairs Minister S Jaishankar on Tuesday expressed gratitude to all those who were behind the rescue operation.
Prime Minister Narendra Modi called Uttarakhand Chief Minister Pushkar Singh Dhami and gave his best wishes on the safe evacuation of 41 workers from Silkyara tunnel on Tuesday.
Uttarakhand Chief Minister Pushkar Singh Dhami said that the pipe laying work inside the Silkyara tunnel where the efforts to bring out 41 trapped workers is underway has been completed.
Amid high anticipation of an early evacuation of the trapped labourers in Silkyara tunnel, Micro tunnelling expert Chris Cooper said that the vertical drilling works have been stopped and they are focusing on manual drilling which is progressing on a swift pace.
Nodal Officer for the Silkyara rescue operation and Secretary to the Uttarakhand government, Neeraj Khairwal, during a press briefing on Tuesday, informed that if there are no more hurdles, the rescuers are anticipating an early evacuation of the trapped labourers.
In a major breakthrough in the ongoing Silkyara tunnel collapse rescue team officials successfully developed communication with the trapped workers through the 6-inch pipeline on Tuesday morning.