This category contains the geospatial information related to spot height, contours, altimetric data and gravity data.
G2G RA0010 An imaginary line formed by connecting points on earth surface having the same elevations.
G2G RA0060 A high, steep face of rock
G2G RA0070 An excavated channel through high ground.
G2G, G2E RA0080 An earth or concrete bank for keeping back water, or for carrying a road or railway or for protecting adjacent land from inundation by flood water
G2G RA0100 Locations where height has been determined with respect to a vertical datum