On a ridge on the west side of the track to Hungrill Farm running north from Holden village.
LOCKED All surface features remain intact with bad flaking of the green paint. The post is set low in the ground. There has been some erosion around the concrete apron surrounding the access shaft. The hatch is locked but can be opened with a ’T’ bar key. Internally the post is damp with the following items remaining in place. Table, shelf, cupboard, shelf on thee back wall, siren box, battery box, corner shelf, shelf above battery, BPI mount, light, BT junction boxes and wiring, hinged blackboard.
October 2015: Not locked, hatch in place.
Opened about 1960 and closed in 1991.