A structure that may be swung, drawn or lowered to block an entrance or passageway Data Dictionary for gate_pnt: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-gate_pnt 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 and replaces the NZMS260 series. Further information on Topo50: http://www.linz.govt.nz/topography/topo-maps/topo50

Any structure on a waterfront, designed to make it possible for vessels to lie alongside and take or unload cargo, passengers etc. Data Dictionary for wharf_cl: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-wharf_cl 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 and replaces the NZMS260 series. Further information on Topo50: http://www.linz.govt.nz/topography/topo-maps/topo50

Ice stream; a current of ice in an ice sheet or ice cap that flows more rapidly than the surrounding ice,usually flowing to the ocean or to an ice shelf and not constrained by exposed rock. Data Dictionary for ice_stream_cl: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-ice_stream_cl This layer is a component of the Ant50 map series. This is the topographic mapping carried out at 1:50,000 scale by LINZ within the Ross Dependency, Antarctica.

An isolated rock or rock formation between high and low tides. Data Dictionary for rock_pnt: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-rock_pnt This layer is a component of the Topo50 map series. The Topo50 map series provides topographic mapping for New Zealand and it's offshore dependancies, at 1:50,000. For some small islands the printed map scale is 1:25,000. Although presented at 1:25,000 this layer, for all intents and purposes, forms part of the Topo50 map series. Further information on Topo50: http://www.linz.govt.nz/topography/topo-maps/topo50

A sheet of salt water separated from the open sea by sand, shingle banks or a road embankment. The sheet of water between an offshore reef, esp. of coral, and mainland. The sheet of water within a ring or horseshoe shaped atoll. Data Dictionary for lagoon_poly: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-lagoon_poly This layer is a component of the Topo50 map series. The Topo50 map series provides topographic mapping for New Zealand and it's offshore dependancies, at 1:50,000. For some small islands the printed map scale is 1:25,000. Although presented at 1:25,000 this layer, for all intents and purposes, forms part of the Topo50 map series. Further information on Topo50: http://www.linz.govt.nz/topography/topo-maps/topo50

A hole drilled to tap into a geothermal field; resulting steam and/or pressure is used in the production of electricity, for drying, heating etc. Data Dictionary for geo_bore_pnt: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-geo_bore_pnt 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: http://www.linz.govt.nz/topography/topo-maps/topo50

Geographic name holds the proper noun of certain objects within the Topo databases. Geographic_name does not apply to roads, railway lines, or descriptive text - eg 'Brunner Mine' would be a Geographic_name but 'mine disused' is held in the descriptive_text feature Data Dictionary for geographic_name: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-geographic_name This layer is a component of the Topo50 map series. The Topo50 map series provides topographic mapping for New Zealand and it's offshore dependancies, at 1:50,000. Further information on Topo50: http://www.linz.govt.nz/topography/topo-maps/topo50

A vertical pole serving as an antenna or antenna support. Data Dictionary for mast_pnt: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-mast_pnt This layer is a component of the Topo50 map series. The Topo50 map series provides topographic mapping for New Zealand and it's offshore dependancies, at 1:50,000. Further information on Topo50: http://www.linz.govt.nz/topography/topo-maps/topo50

The point at which a river or stream percolates into or through the soil. Data Dictionary for soakhole_pnt: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-soakhole_pnt 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: http://www.linz.govt.nz/topography/topo-maps/topo50

A place for launching or retrieving boats from the water. Data Dictionary for boatramp_cl: http://apps.linz.govt.nz/topo-data-dictionary/index.aspx?page=class-boatramp_cl This layer is a component of the Topo50 map series. The Topo50 map series provides topographic mapping for New Zealand and it's offshore dependancies, at 1:50,000. Further information on Topo50: http://www.linz.govt.nz/topography/topo-maps/topo50