Input (grade 13): It was originally intended that several of these destroyers would be built at Cockatoo Island Dockyard, but Williamstown Naval Dockyard had emerged as the sole builder of the vessels before the project was canceled.
Output (grade 11): It was planned that some of these ships would be built at Cockatoo Island Dockyard, but only the Williamstown Naval Dockyard built the ships before the project ended.