Sorry the titles are all Dutch…
The largest sea lock in the world.
A new large sea lock is being built at the entrance to the North Sea Canal near IJmuiden. This gives access to the Amsterdam port region.
Sea lock IJmuiden will be 500 meters long, 70 meters wide and 18 meters deep. Construction started in January 2016, and the new sea lock will be available for shipping at the beginning of 2022.