276 Shaft
Secada/Riaño VN51039873 Alt. 535m Length 18m Depth 13m

Updated 19th February , 18th April 1999

A 4m climb down onto bones and the narrow head of a 6m pitch. A short climb down boulders at the bottom ends at a narrow, draughting rift.

References: anon., 1981 (logbook); Corrin J, 1983c; anon., 1998c (Christmas logbook); anon., 1999a (Easter logbook)
Entrance picture : yes
Underground picture(s): pitch top
Detailed Survey :
Line Survey :
On area survey :
Survex file :