VERTCRS["Ibiza height",
    VDATUM["Ibiza"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy, engineering survey, topographic mapping."],
        AREA["Spain - Balearic Islands - Ibiza - onshore."],
        BBOX[38.77,1.12,39.17,1.68]],
    ID["EPSG",9394]]