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)
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.
Opened in 1961 and closed in 1991.