NZ Topo - object class breakwater_cl

This page describe the breakwater_cl object class used to represent objects in the NZTopo topographic database.


A structure built to break the force of waves to protect a beach, harbour or other waterfront facility.

Topo50 description

Only those significant either by their size or location are held in the data and shown on the printed maps

Topo250 description

Only those significant by their size or location are held in the Topo250 data and shown on the Topo250 printed maps; these are a generalised subset of those shown on the Topo50 series

Representation specification

Representation specification showing breakwater_cl

Click to enlarge image

Class attributes

Attribute Value
Object class breakwater_cl
Entity class BREAKWATER
Additional entity class Not applicable
Object inheritance simple_line
Entity source US Standard Entity
Map series Topo50 Topo250
LSLIFF object class 7

Object attributes

This object class does not have attributes.

Change log

Feature version Revised Description
5 2012-08-28 Updated map image and aerial view; added representation specification and example feature photographs
4 2012-08-28 Added scale-specific definitions
3 2010-03-01 object class change
2 2001-11-23 Unspecified update
1 1999-03-01 intial status