NZ Topo - object class tower_pnt
This page describe the tower_pnt object class used to represent objects in the NZTopo topographic database.
A tall framework or structure, the elevation of which is functional
Only those significant either by their size or location are held in the data and shown on the printed maps.
|Additional entity class||Not applicable|
|Entity source||US Standard Entity|
|LSLIFF object class||170|
|Attribute description||Attribute values*|
|A unique identifier for use on Topo50 data in the LINZ Data Service. This is not a universal ID. The intention is to manage these ID’s as persistent, however this is not guaranteed and there will be instances where what appears to be a minor change to a feature may result in a new ID being assigned.||
* See explanation of attribute values for more information about how attribute values are represented.
|7||2012-08-28||Updated map image and aerial view; added representation specification and example feature photographs|
|6||2012-08-28||Updated map image and aerial view; added representation specification and example feature photographs|
|5||2012-08-28||Added scale-specific definitions|
|4||2010-03-01||removed attributes tower_height and tower_use|
|3||2005-05-12||new attribute tower_height and new attribute value for tower_use|