3893: hole
Ideopuerta 30T 446904 4796096 (Datum: ETRS89. Accuracy code: G) Altitude 391m
Length 1m
Area position

A small hole which closes down after 1m.

Reference: anon., 2013d (summer logbook)
Entrance picture : yes
Underground pictures :
Video :
Detailed survey :
Line Survey :
On area survey :
Survex file :

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