|OS Grid Reference||NY36568577|
|Date opened||September 1961|
|Date closed||September 1991|
|Location||At the end of a line of telegraph poles in a rectangular compound on the east side of a track below Castle Hill. (500 yards along track)
|Description||LOCKED All surface features remain intact with some flaking of the dark green paint. A dome on the ventilation shaft indicates this was a master post. Since the post inspection in 2002 one of the louvres has fallen off the ventilation shaft.
|Date of Visit||8.6.2002|