4614: hole
San Antonio 30T 445287 4801347 (Datum: ETRS89. Accuracy code: G) Altitude 87m
Area position

A draughting hole in the side of a depression. This was excavated down the slope to a bend. The left hand side, under the roof, requires chemical modification.

References: anon., 2017d (autumn logbook)
Entrance pictures :
Underground picture : October 2017
Video :
Detailed survey :
Line Survey :
On area survey :
Survex file :