VERTCRS["SLVD height",VDATUM["Sri Lanka Vertical Datum"],CS[vertical,1],AXIS["gravity-related height (H)",up,LENGTHUNIT["metre",1]],USAGE[SCOPE["Geodesy, engineering survey, topographic mapping."],AREA["Sri Lanka - onshore."],BBOX[5.86,79.64,9.88,81.95]],ID["EPSG",5237]]