On a low mound set into a steep hillside 150 yards east of an un-named minor road in Upsall Village. Opposite North Farm.
OPEN All surface features remain intact but the step is detached and the concrete apron around the access shaft is cracked. The ventilation louvres are all in place although damaged. The hatch is detached. Internally the following artifacts remain: table (partly burned), shelf, twin bunks, single bed, BPI mount, GPO junction boxes and wiring.
A stone built aircraft post stands nearby. It is 12' X 8' with an 8' X 8' open section and a 4' X 8' crew room with a sloping wooden roof. There are 5 Jerry cans inside. At the back of the aircraft post are three steps up to a square concrete column which is 4' high with a small concrete plinth on top. It’s purpose is unknown.
Opened in 1961 and closed in 1968.