4431: sink
Fresnedo 30T 452481 4800716 (Datum: ETRS89. Accuracy code: G) Altitude 313m
Area position : Site entrance in context : Logbook search

A trough with sink and an inspection hatch at the junction of two tracks.

References: anon., 2016b (Easter logbook)
Entrance pictures : April 2016
Underground picture :
Video :
Detailed survey :
Line Survey :
On area survey :
Survex file :

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