|OS Grid Reference||NT75275163|
|Date opened||January 1964|
|Date closed||September 1991|
|Location||In square compound on the north side of A6105 west of its junction with a farm track (Peatmans Loan).|
|Description||LOCKED All surface features remain intact with some flaking of the green paint. The hatch is locked internally. A metal dome on the ventilation shaft indicates this was a master post.
|Date of Visit||20.5.1998|