GB/T 33180-2016
ActiveNational fundamental scale maps 1:25 000 1:50 000 1:100 000 topographic maps
国家基本比例尺地图 1:25 000 1:50 000 1:100 000地形图
Application Summary AI generated
This standard specifies the content, accuracy, representation, and cartographic conventions for 1:25,000, 1:50,000, and 1:100,000 scale topographic maps. It is applied in China for national surveying, mapping, and geographic information systems, serving as the technical basis for producing official medium-scale topographic maps used in land planning, resource management, and infrastructure development.
Related Standards
GB/T 17159-2009
Geodetic terms
GB/T 6962-2005
Aerial photographic specification for 1:500, 1:1000, 1:2000 scale topographic maps
GB/T 14912-2005
Specifications for computer-aided mapping of large-scale topographic maps
GB/T 19710-2005
Geographic Information-Metadata
GB/T 19711-2005
Data model and data exchange format for navigable spatial database
GB/Z 33451-2016
Geographic information—Spatial sampling and statistical inference
GB/Z 34429-2017
Geographic information—Imagery and gridded data
GB/Z 40524-2021
Spatialized integration model of thematic information
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.