One of a set of three unexplored holes just below the track not far from Torca de Azpilicueta, the other being sites 4802 and 4803. This rift is the closest to the track, surrounded by 9 metal posts and barbed wire and stones drop about 6m into an echoing space below.
References: anon., 2018c (summer logbook)
Entrance pictures : August 2018
Underground pictures :
Detailed survey :
Line Survey :
On area survey :
Survex file :