Rescue workers broke through the 60-metre stretch of rubble in the Silkyara tunnel in Uttarakhand on Tuesday noon using rat-hole mining technique.
Rescue workers broke through the 60-metre stretch of rubble in the Silkyara tunnel in Uttarakhand on Tuesday noon using rat-hole mining technique. Rescue workers broke through the 60-metre stretch of rubble in the Silkyara tunnel in Uttarakhand on Tuesday noon using rat-hole mining technique. Moneycontrol Latest News Read More
