Geodetic specifications and guidelines

We published these specifications for use by geodetic service contractors and other suppliers who provide data to enhance and maintain the New Zealand geodetic network. They outline specific details and parameters that must be met to ensure compliance with the Geodetic Standards.

Geodetic standards and guidelines

Geodetic specification guidelines

Last updated 1 November 2016.

Guidelines for CORS Data Supply

This guideline outlines the technical requirements for supply of GNSS Continuously Operating Reference Stations (CORS) metadata and RINEX (Receiver Independent Exchange Format) data files to Toitū Te Whenua.

Guidelines for Simplified Geodetic Control Survey

This guideline was developed to assist surveyors providing geodetic control survey data to Toitū Te Whenua.

SNAP Guidelines for GNSS Geodetic Control – CSV files

This guideline provides instructions for the use of CSV (Comma-separated values) in SNAP (Survey Network Adjustment Package). SNAP is a suite of programs for adjusting the coordinates in a survey network to best fit the observed data.

Geodetic specifications and guidelines

Last updated 9 April 2020.

Specifications for Geodetic Control of Hydrographic Surveys

This specification describes the requirements for establishing and surveying geodetic marks used in hydrographic surveys for Toitū Te Whenua.

Specifications for the Protection of Survey Marks – Reinstating or Replacing Marks

This specification details the requirements for the reinstatement or replacement of marks identified as needing protection.

Specification for Geodetic Services

This specification was developed for use by contracting organisations when providing geodetic survey and maintenance services for Toitū Te Whenua.

Specification for Geodetic Physical Maintenance Services

This specification was developed for use by contracting organisations when providing geodetic maintenance services for Toitū Te Whenua.

Earthquake recovery

Last updated 24 November 2010.

Specifications for Geodetic Physical Network

These specifications relate to the provision of geodetic control maintenance to support the geodetic programme as required by the Cadastral Survey Act 2002 sec 7(1)(a) and (b).

Specifications for Geodetic Contract Deliverables

This specification is an extract of the sections titled ‘Contract Deliverables’ from the Specifications for Geodetic Physical Network Version 1.13 published in November 2006 and Specifications for Geodetic Control Survey Version 1.3 published in November 2006.

Specifications for Post-Earthquake Precise Levelling and GNSS Survey

This specification covers the precise levelling and GNSS (Global Navigation Satellite System) survey requirements for re-establishing reliable heights for the National Height Network after the Canterbury Earthquake of 4 September 2010.