4202: shaft
San Antonio 30T 447274 4801407 (Datum: ETRS89. Accuracy code: G) Altitude 98m
Length 6m Depth 6m
Area position

A 5.5m deep shaft. The only way on at the base is a 200mm diameter tube that draughts.

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