GB/T 20257.1-2007
GB/T 20257.1-2007 Cartographic symbols for national fundamental scale maps—Part 1:Specifications for cartographic symbols 1∶500 1∶1 000 & 1∶2 000 topographic maps
Abstract
This part of GB/T 20257 specifies the symbols and annotations for various natural and artificial landforms and topographic elements depicted on 1:500, 1:1,000, and 1:2,000 topographic maps, as well as the standards for their grades, specifications, and colors, the specifications for map layout, and the principles, requirements, and basic methods for using these symbols. This part is applicable to the mapping of 1:500, 1:1,000, and 1:2,000 topographic maps, and it also serves as a basic reference for departments using topographic maps for planning, design, and scientific research. It can be used as a reference for compiling geographic base maps for other types of maps or for mapping maps of corresponding scales.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Replaced |
| Standard Code | GB/T 20257.1-2007 |
| CCS | Map printing |
| ICS | Graphic symbols are used in mechanical engineering and architectural drawing, charts, design drawings, maps, and related technical product documentation |
| Implement Date | 2007-12-01 |