The builders drove 5535 12-meter-long piles into the sea bed to reinforce the ground, which they then covered with a layer of sand, a layer of concrete blocks, and a layer of granite slabs.
The builders drove 5535 12-meter-long piles into the sea bed. This was to reinforce the ground. They then covered with a layer of sand. They then covered with a layer of concrete blocks. They then covered with a layer of granite slabs the sea bed.