The RAF mark this target as the New Production Works.

The sign by the car park. The area is not officially open but there is a convenient gap in the fence.

The car park today is now probably centre LHS of the image which shows the F1 hangar.
A mapping App on your phone is extremely useful to navigate through the area

A typical building in the Production Works area.

The foundations of a similar building.

Roads, now almost completely overgrown, run through the area.

There is ample evidence that a lot of different structures occupied this site.

Signs that steel framed buildings have been "cut" down.

Door runners (that stretch for several metres) indicate that there was a significant building at this point.