Objective | Infrastructure Improvement |
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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. |