Kurow Data

An artificial barrier placed in an open channel and over which the water flows

Data Dictionary for weir_cl: docs.topo.linz.govt.nz/data-dictionary/tdd-class-w...

This layer is a component of the Topo50 map series. The Topo50 map series provides topographic mapping for the New Zealand mainland, Chatham and New Zealand's offshore islands, at 1:50,000 scale.

Further information on Topo50:
www.linz.govt.nz/topography/topo-maps/topo50

This layer contains the index tiles for LiDAR data from the Canterbury Region captured between November 2016 and January 2017.

• The DEM is available as layer Canterbury LiDAR 1m DEM (2016-2017).

• The DSM is available as layer Canterbury LiDAR 1m DSM (2016-2017).

• The LAS point cloud and vendor project reports are available from OpenTopography.

Lidar was captured for Environment Canterbury Regional Council by AAM New Zealand between November 2016 and January 2017. The datasets were generated by AAM New Zealand and their subcontractors. Data management and distribution is by Toitū Te Whenua Land Information New Zealand.

Data comprises:

• DEM: tif or asc tiles in NZTM2000 projection, tiled into a 1:1,000 tile layout

• DSM: tif or asc tiles in NZTM2000 projection, tiled into a 1:1,000 tile layout

• Point cloud: las tiles in NZTM2000 projection, tiled into a 1:2,000 tile layout

Pulse density is 3.44 pulses/square metre.

Vertical accuracy specification is +/- 0.20 m (95%).

Horizontal accuracy specification is +/- 1.00m (95%).

Vertical datum is NZVD2016.

A pipe system comprising a rising leg and a falling leg, typically in the shape of an inverted U. Works on atmospheric pressure

Data Dictionary for siphon_pnt: docs.topo.linz.govt.nz/data-dictionary/tdd-class-s...

This layer is a component of the Topo50 map series. The Topo50 map series provides topographic mapping for the New Zealand mainland, Chatham and New Zealand's offshore islands, at 1:50,000 scale.

Further information on Topo50:
www.linz.govt.nz/topography/topo-maps/topo50

An excavation in the Earth for the purpose of extracting minerals.

Data Dictionary for mine_pnt: docs.topo.linz.govt.nz/data-dictionary/tdd-class-m...

This layer is a component of the Topo250 map series. The Topo250 map series provides topographic mapping for the New Zealand mainland and Chatham Islands, at 1:250,000 scale.

Further information on Topo250: www.linz.govt.nz/topography/topo-maps/topo250