Updated 22nd May 2017

The entrance lies above site 342 and just below the spur. An unexplored 10m deep shaft, which couldn't be found in April 2017.

To the west is a hole choked with boulders.

Reference: anon., 1999c (logbook); anon., 2017b (Easter logbook)
Entrance picture:
Underground picture(s):
Detailed survey:
Line survey:
On area survey:
Survex file: