2830: shaft
Ideopuerta 30T 446465 4796108 (Datum: ETRS89. Accuracy code: G) Altitude 350m
Length 17m Depth 9m
Area position

A fenced 9m pitch in a rift to 4m passage in each direction.

Reference: anon., 2007e (autumn logbook)
Entrance picture: yes
Underground picture : yes
Video :
Detailed Survey :
Line Survey :
On area survey :
Survex file :

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