Hydroacoustic surveys on the Middle and Lower Rhine

Summary

Wasserstraßen- und Schifffahrtsamt Oberrhein is procuring hydroacoustic surveys of the Rhine riverbed and validation of the measurement data. The work covers areas around the fairway, water-level fluctuation zones, and connected waters and ports along Rhine kilometres 556.9–705.1; the procurement is divided into six lots. Deliverables include raw measurement data, validated point clouds, survey and calibration records, and a final report. The work must be completed by 1 December 2027.