A p25 in a 20m long shaft chokes.
Further exploration was carried out in the autumn of 2018 when a chimney in one corner was descended to a parallel shaft that was opened up after several hours work then descended 4m to a draughting constriction.
References: anon., 2018b (Easter logbook)
Entrance pictures : April & autumn 2018
Underground pictures :
Video : Exploration, Easter 2018 (YouTube)
Detailed survey :
Line Survey :
On area survey :
Survex file :