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Attribute type: E Used in:

Expected input:
IDMeaningINT 1S-4
1within the range of depth of the surrounding depth area  
2shoaler than the range of depth of the surrounding depth area  
3deeper than the range of depth of the surrounding depth area  
Remarks:
This attribute indicates objects with a 'value of sounding' not within the range of depth of the surrounding depth area. These objects could be a potential danger for navigation.