Rail Vikas Nigam Limited (RVNL) have been assigned one option each for the rescue. The Border Roads Organisation (BRO) and the construction wing of the Indian Army have also been assisting in the rescue operation, he said.
While ONGC will look at drilling a deep vertical hole to see if trapped workers can be reached and rescued from the top, SJVNL, which has the capability for shallow drilling will drill a hole that could act as additional support for providing food and medicine support inside the tunnel. NHIDCL MD has been made in charge of coordination with all the central agencies and has been stationed in Silkyara, Jain said.
Besides the five options being tried by the five agencies, another plan was being considered to make a canopy around the area in the tunnel, Jain said. Meanwhile, road minister Nitin Gadkari and Uttarakhand chief minister Pushkar Singh Dhami reached the scene to review the ongoing rescue and relief operation.
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