In a small rectangular compound straddling a field boundary 20 yards west of A39 at the north end of a lay by.
LOCKED All surface features remain intact with some flaking of the green paint. A metal dome on the ventilation shaft indicates this was a master post. The hatch is locked. There is some extra concrete around the padlock hasps. There is a gate in the hedge beside the road and a narrow fenced path along the field boundary to another gate into the compound.
12.03.11 Unlocked, secured by piece of wire
Opened in 1961 and closed in 1991.