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Geolock installation around Gypsum stack

We installed 58.000m2 of Geolock, a vertical impermeable 2mm HDPE seal, up to a depth of 25m to assure watertightness and prevent the seapage around a gipsum stack in Yosu, South Korea, in 2002

Geolock installation is part of our segment barriers.

Related projects


CDC compaction for new lock Amsterdam Harbour

We have compacted the sand inside a buildig pit to homogenize the compaction of the sand underneath the future doors. The compaction was executed in 2017.


CDC compaction for Western Harbur project Helsinki

We have performed a comparison trial for the city of Helsinki and Ramboll to compare CDC 16ton with Dynamic Compaction. This confirmed our theory that CDC is four times more energy efficient.