Local nameMaeslantkering
LocationRotterdam, Netherlands

The Maeslantkering is a storm surge barrier on the Nieuwe Waterweg, in South Holland, Netherlands. Controlled by a supercomputer, it automatically closes when Rotterdam is threatened by floods. Part of the Delta Works, it is one of largest moving structures on Earth, rivalling the Green Bank Telescope in the United States and the Bagger 288 excavator in Germany.

Tags Dam
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Opening hours

Mon - Fri: 10 a.m. - 4 p.m.
Sat - Sun + holidays: 11 a.m. - 5 p.m.

Closed: 1 Jan, 25 and 31 Dec


Adults: € 2
Under 17: Free

Guided tour:
Adults: € 4.30
Children (4-12): € 2.30

More information and contact





Phone +31 174 511222

Address Maeslantkeringweg 139 3151 ZZ Hoek van Holland, Netherlands

Coordinates 51°57'17.342" N 4°9'47.695" E

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