Vertical Datums – Why they matter.
Navigating elevation data in Auckland requires knowing which vertical reference system your plans use. Auckland Level Datum 1946 (AUCK1946) and New Zealand Vertical Datum 2016 (NZVD2016) are the two primary systems you will encounter across site plans, drainage as-built plans, and council records. Understanding the Two Datums Feature AUCK1946 (Auckland Level Datum 1946) NZVD2016 (NZ…