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FLOOD BARRIER HOLLANDSE IJSSEL
H.G. KROON, J.A.G. VAN DER STEUR (RIJKSWATERSTAAT), 1953-1959, Algerabrug (Algeraweg / C.G. Roosweg), Krimpen aan den IJssel
Stormvloedkering Hollandse IJssel / Flood Barrier Hollandse IJssel ( H.G. Kroon, J.A.G. van der Steur (Rijkswaterstaat) )
© 2006 Rook & Nagelkerke
This flood barrier protects the polders beyond from flooding in the event of an inordinately high water-level without, however, impairing the tidal ebb and flow. It consists of a lift gate in two steel curtains spanning 80 metres slung between lifting towers, and a bridge across the river. The arch-form of the twin curtains can handle a difference in level of 4.5 m.