depth data management henri lahtinen. basics data is processed in syvÄ-system – based on arcmap...
TRANSCRIPT
Basics
• Data is processed in SYVÄ-system– Based on ArcMap by ESRI– 2-3 fulltime depth data updaters– Planning for new system has started
• Data processing– Old and new data are used– Features are locked inside working area– Every scale needs own job
Steps of depth data processing
• Preparing– Choosing area to be updated– New and old data together• Geotiffs from multibeam surveying• Singlebeam survey data• Field sheets• Sounding suggestions• Rock suggestions from NLS• Fairway data
• Editing– Drawing depth contours and joining to existing
ones– Creating areas– Choosing suitable sounding suggestions– Adding/changing rocks– Done in all scales that are present in particular
area