Large Cavity Project in the deepest underground in the Power Plant Station in Kochi.

Objective Infrastructure Improvement 
Techniques Ground Anchor
Period 04/2014~01/2016
Comment Construction of a large cavity (length: 54 m × width: 18 m × maximum height: 33 m) at 200 m underground.
PS anchors are placed upwardly from the ceiling to the wall to prevent rock collapse during cavity excavation and to ensure long-term stability.