VERTCRS["Fao height",
    VDATUM["Fao"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Oil and gas exploration and production."],
        AREA["Iraq - onshore southeast; Iran - onshore northern Gulf coast and west bordering southeast Iraq."],
        BBOX[29.06,44.3,33.5,51.06]],
    ID["EPSG",5751]]