This Order revokes the Clyde Dockyard Port of Gareloch and Loch Long Order 1967 (as amended) and defines the limits of the Clyde dockyard port of Gareloch and Loch Long (“the dockyard port”) for the purposes of the Dockyard Ports Regulation Act 1865. It makes port regulations for the proper protection of Her Majesty’s vessels and property within the dockyard port and makes rules prescribing the steps to be taken for the avoidance of collision by vessels navigating the waters of the dockyard port.