Airborne green-laser surveying of the Isar, Fkm 77.000–224.200 and 229.000–263.200

Summary

The tender concerns area-wide airborne surveying of approximately 181.4 km of the River Isar using bathymetric laser scanning. The services include flight and control-point planning, data acquisition and processing, preparation of a point cloud, digital terrain models and orthophotos, data delivery, and a final report. The survey area is located within the districts of the Munich, Weilheim and Landshut water management authorities and covers the main river sections at Fkm 77.0–224.2 and 229.0–263.2. The work must be planned for low water levels and suitable flight conditions between October 2026 and March 2027; the data must be delivered by 30 June 2027 at the latest. The bidder must have the professional authorisation of a surveyor, the required professional indemnity insurance, comparable experience, experienced personnel, and the necessary flight, laser-scanning, and data-processing equipment. The tender must be submitted electronically in German by 14 October 2026 at 10:00.