In July 2019, the caisson belt installation has been completed, and the perimeter of the new Portier Cove eco-district is officially served as the new coastline of the Principality. The construction of solid land begins, extending through to the end of 2019.
Two operations will happen simultaneously to complete the final backfilling. Sea sand will be pumped in, while the existing water will be pumped out. This operation happens slowly and carefully to avoid turbidity as depicted in the video below.