Updated 4th May 2022

Three parallel shafts which all choke. Marked PD4. Sprayed 159 and also marked with an "M" number by another caving group.

References: anon., 1980a (logbook); Corrin J S and Smith P, 1981; anon., 1990b (logbook); anon., 2022b (Easter logbook)
Entrance picture : April 2022
Underground picture(s):
Detailed Survey :
Line Survey :
On area survey :
Survex file :