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Margaretha Zelle aqueduct (NL)
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The Margaretha Zelle aqueduct (official name of Mata Hari) carries Leeuwarden's western approach road under the Van Harinxmakanaal canal and is part of the major infrastructure project the Haak om Leeuwarden. We fitted the aqueduct with a new pump installation including the associated control and telemetry system. The installation was carried out entirely in accordance with the requirements of Provinsje Fryslân.