Australian Height Datum definition
Australian Height Datum means the datum of mean sea level as determined by the National Levelling adjustment in 1971 and adopted by the National Mapping Council of Australia at its 29th meeting as the datum to which all vertical control for mapping is to be referred;
Australian Height Datum means the datum used for the determination of elevations in Australia. (Note—the determination uses a national network of benchmarks and tide gauges and sets mean sea level as zero elevation).
Examples of Australian Height Datum in a sentence
All levels must be shown as Reduced Levels to the "Australian Height Datum" (AHD).