COMPOUNDCRS["RGF93 v2b / Lambert-93 + NGF-IGN69 height",
    PROJCRS["RGF93 v2b / Lambert-93",
        BASEGEOGCRS["RGF93 v2b",
            DATUM["Reseau Geodesique Francais 1993 v2b",
                ELLIPSOID["GRS 1980",6378137,298.257222101,
                    LENGTHUNIT["metre",1]]],
            PRIMEM["Greenwich",0,
                ANGLEUNIT["degree",0.0174532925199433]],
            ID["EPSG",9782]],
        CONVERSION["Lambert-93",
            METHOD["Lambert Conic Conformal (2SP)",
                ID["EPSG",9802]],
            PARAMETER["Latitude of false origin",46.5,
                ANGLEUNIT["degree",0.0174532925199433],
                ID["EPSG",8821]],
            PARAMETER["Longitude of false origin",3,
                ANGLEUNIT["degree",0.0174532925199433],
                ID["EPSG",8822]],
            PARAMETER["Latitude of 1st standard parallel",49,
                ANGLEUNIT["degree",0.0174532925199433],
                ID["EPSG",8823]],
            PARAMETER["Latitude of 2nd standard parallel",44,
                ANGLEUNIT["degree",0.0174532925199433],
                ID["EPSG",8824]],
            PARAMETER["Easting at false origin",700000,
                LENGTHUNIT["metre",1],
                ID["EPSG",8826]],
            PARAMETER["Northing at false origin",6600000,
                LENGTHUNIT["metre",1],
                ID["EPSG",8827]]],
        CS[Cartesian,2],
            AXIS["easting (X)",east,
                ORDER[1],
                LENGTHUNIT["metre",1]],
            AXIS["northing (Y)",north,
                ORDER[2],
                LENGTHUNIT["metre",1]]],
    VERTCRS["NGF-IGN69 height",
        VDATUM["Nivellement General de la France - IGN69"],
        CS[vertical,1],
            AXIS["gravity-related height (H)",up,
                LENGTHUNIT["metre",1]]],
    USAGE[
        SCOPE["Geodesy, engineering survey, topographic mapping."],
        AREA["France - mainland onshore."],
        BBOX[42.33,-4.87,51.14,8.23]],
    ID["EPSG",10499]]