VERTCRS["AHD height",
    VDATUM["Australian Height Datum"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Cadastre, engineering surveying applications over distances up to 10km."],
        AREA["Australia - Australian Capital Territory, New South Wales, Northern Territory, Queensland, South Australia, Tasmania, Western Australia and Victoria - onshore. Christmas Island - onshore. Cocos and Keeling Islands - onshore."],
        BBOX[-43.7,96.76,-9.86,153.69]],
    ID["EPSG",5711]]