Surveying for the improvement of the ecological and hydrological condition of the Rögnitz river

Surveying of the Rögnitz river as a basis for a feasibility study to restore natural water structures, determine land requirements, and for land management. Requirements for the terrain survey: connection to official height and position systems, position coordinates ETRS89 (strip 33, easting with leading strip designation), height reference NHN, measurement of all points in X,Y,Z coordinates, positional accuracy < 5 cm, height accuracy < 2 cm. Output as a data table with coordinates and attributes (txt, shp, dbf, xls), attribution of all points by point type/measured object (top edge, bottom edge, viewpoint, WSP, profile number, water side, pipe invert).

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