Destructive Rock Drilling

We have carried out Destructive Rock Drilling in all type of rock strata upto 400mm dia. We are well-equipped to carry out these works.

The list of major projects is listed below:

• Drilling for the curtain grouting, consolidated grouting at penstock tunnel for Koldam Hydro Electric Power Project, Koldam, H.P.
• Drilling of 300mm dia in overburden at Teesta Stage-V.
• Drilling of 400 mm vertical hole for pendulum installation at Koldam, H.P.