VERTCRS["SA LLD height",VDATUM["South Africa Land Levelling Datum"],CS[vertical,1],AXIS["gravity-related height (H)",up,LENGTHUNIT["metre",1]],USAGE[SCOPE["Geodesy, engineering survey, topographic mapping."],AREA["South Africa - mainland onshore."],BBOX[-34.88,16.45,-22.13,32.95]],ID["EPSG",9279]]