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111 Small depression

ISOM 2017-2
111 Small depression (ISOM 2017-2)

Geometry: point.


A small depression or hollow without steep sides that is too small to be shown by contours.

The symbol shall not touch or overlap other brown symbols. Location is the centre of gravity of the symbol, and the symbol is orientated to north.


Minimum depth: 1 m.

Minimum width: 2 m.

Footprint: 12 m x 6 m.

Colour: brown.

Correct examples