4618: hole
San Antonio 30T 445588 4800858 (Datum: ETRS89. Accuracy code: G) Altitude 131m
Depth 4m
Area position

Updated 12th May 2018

A 4m deep hollow in a shallow depression that needs caps to progress.

References: anon., 2017d (autumn logbook); anon., 2018b (Easter logbook)
Entrance picture : October 2017
Underground pictures :
Video :
Detailed survey :
Line Survey :
On area survey :
Survex file :