4079: shaft
Trillos 30T 447964 4793753 (Datum: ETRS89. Accuracy code: G) Altitude 646m
Length 10m Depth 10m
Area position

   A descended shaft, "6 - 10m deep" with no draught. The GPS reading was only accurate to 20m due to tree cover. (There may be some confusion over entrance photos.)

Reference: anon., 2014c (summer logbook)
Entrance pictures :

Underground pictures :
Video :
Detailed survey :
Line Survey :
On area survey :
Survex file :