4191: dig
El Naso 30T 451081 4797171 (Datum: ETRS89. Accuracy code: G) Altitude 359m
Length 2m Depth 2m
Area position

A slump at the same level as site 4181. This is about 2m diameter and a walking pole goes down 1.5 - 2m

Reference: anon., 2015c (summer logbook)
Entrance pictures :
Underground pictures:
Detailed Survey :
Line Survey :
On area survey :
Survex file :