3527: collapse
La Secada 30T 451578 4797611 (Datum: ETRS89. Accuracy code: M) Altitude 201m
Depth 3m
Area position

A 3m deep collapse covered with a boulder. There is a possible faint draught out. (First described at Easter 1997.)

Reference: anon., 1997a (Easter logbook)
Entrance picture:
Underground pictures :
Video :
Detailed Survey :
Line Survey :
On area survey :
Survex file :

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