VERTCRS["RH70 height",
    VDATUM["Rikets hojdsystem 1970"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy, engineering survey."],
        AREA["Sweden - onshore."],
        BBOX[55.28,10.93,69.07,24.17]],
    ID["EPSG",5718]]