Updated 7th May 2018; 13th May 2019; 10th February 2020
One of two open shafts. This is nearest to the wood and of unknown depth. It was declared of "little speleological interest" in April 2018 but cavers from Madrid described that it was "explored without continuation" in March 2019.
Reference: anon., 1994b (logbook); anon., 2018b (Easter logbook); anon., 2019b (Easter logbook); anon., 2020a (January, February logbook)
Entrance picture : January 2020
Detailed Survey :
Line Survey :
On area survey :
Survex file :