Correct Example [#3009]
A highly dangerous pit (vertical mine shaft) where a fall into the pit could cause severe injury or death. It is forbidden to place controls on these objects. If this object is part of a possible route choice, it should be marked in the terrain with tape.
Gallery
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Dangerous rocky pit - vertical mine shaft. Deadman's Flat, Freyerstown, Victoria, Australia. Photo by: Luděk Krtička (CC BY-SA 4.0) -
Dangerous rocky pit - vertical mine shaft. Deadman's Flat, Freyerstown, Victoria, Australia. Photo by: Luděk Krtička (CC BY-SA 4.0)