4539: sink
Moncobe 30T 445371 4797284 (Datum: ETRS89. Accuracy code: G) Altitude 214m
Length 3m
Area position

This hole / sink / recess is 5m upstream of site 3669. It is 3m long and closes down at the furthest point.

References: anon., 2017b (Easter logbook)
Entrance pictures :
Underground pictures :
Video :
Detailed survey :
Line Survey :
On area survey :
Survex file :