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203.1 Rocky pit or cave

ISOM 2017-2
203 Rocky pit or cave (ISOM 2017-2)

Geometry: point.


Rocky pits, holes, caves or mineshafts which may constitute a danger to the competitor.

Location is the centre of gravity of the symbol, and the symbol shall be orientated to north, except for caves with a distinct entrance, where the symbol should point into the cave.

Rocky pits larger than 5 m in diameter should be exaggerated and represented using cliff symbols (201, 202).


Minimum depth: 1 m.

Footprint: 10.5 m x 12.0 m

Colour: black.


Correct examples