Partly covered with tarmac, but still visible, is the concrete block of the tank barrier which was part of the "Nieuwe Hollandse Waterlinie" (New Dutch Waterline). Steel asperes were put into holes in the block. Some of the asperes still are present.
The barrier was build in 1939-1940.
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- Text: Fedor de Vries
- Photos: Lennard Bolijn