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Dai-Kwang Tunnel Repair Project

The Dai-Kwang Tunnel is a 3-kilometer-long pressure tunnel, in the center of Taiwan.
This project was started in October 1999 and finished on 30th April 2000. The scopeof work included lining cracks, epoxy resin injection, cement grouting, fractured rockpolyurethane resin grouting, and shotcrete repair. The main purpose was to repairseismic damage. The total contract amount was about 30 million NT dollars. After therepair work, the tunnel returned to normal operation.

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