An open area excavation to test the idea that a large flat-topped mound in the outer bailey of the Castle is a dump of spoil from an abandoned plan to construct a playing field in 1926 The excavation added to the understanding of the partially implemented proposal in 1926 to construct a playing filed on the Castle Headland and shed further light on the long history of the headland with a range of artefacts found in the spoil mound.