Traditional method of passage planning on paper chart: Using a draft of 14 mtr and applying a 2 mtr safety
Tag: SHALLOW CONTOUR
Safety Depth & Safety Contour In ECDIS
Use of the Safety Depth and the Safety Contour in ECDIS Safety Depth: Value set by the mariner that is used
ECDIS
General ECDIS allows for monitoring of a ship’s position in real-time throughout the voyage and integrates information from GPS, Gyro,
ECDIS Contour Setting depth
Safety Contour = Dynamic draft + Minimum Net UKC requirement – Height of tide Shallow Contour = One Contour less