One such signicant low-water cave (pictured below) had developed 6m below the main access road. JGP designed a robust facing wall using reinforced sprayed concrete with an appropriate rapid setting and hardening additive. The new facing wall incorporated a ventilation hole at the top to allow air to escape and prevent pressure build-up. This coastal defence scheme was part of the works that JGP won the 2010 Civil Engineering Project of the

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