VERTCRS["NGNC69 height",
    VDATUM["Nivellement General de Nouvelle Caledonie"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy, engineering survey, topographic mapping."],
        AREA["New Caledonia - Grande Terre."],
        BBOX[-22.45,163.92,-20.03,167.09]],
    ID["EPSG",5753]]