Updated 23rd February 2001; 6th May, 3rd November 2009

A 10m wide and 4m high entrance leads to about 12m of passage.

Reference: anon., 1995c (logbook); anon., 2009a (Easter logbook); anon., 2009c (summer logbook)
Entrance picture : yes
Underground picture(s): yes
Detailed Survey : pdf with site 1094
Line Survey :
On area survey :
Survex file : yes (Amended magnetic declination December 2013 to align with Eur79 grid and coordinates altered to fit ETRS89 datum, April 2014.)
with surface survey and site 1094 (Amended magnetic declination December 2013 to align with Eur79 grid and coordinates altered to fit ETRS89 datum, April 2014.)