GB/T 20258.1: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 20258.1-2019 | English | RFQ |
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3 days [Need to translate]
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Data dictionary for fundamental geographic information features -- Part 1: Scale of 1∶500 1∶1 000 1∶2 000
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GB/T 20258.1-2019
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| GB/T 20258.1-2007 | English | RFQ |
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3 days [Need to translate]
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Data dictionary for fundamental geographic information features -- Part 1: Data dictionary for fundamental geographic information features of 1: 500 1: 1000, 1: 2000 scale
| Obsolete |
GB/T 20258.1-2007
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PDF similar to GB/T 20258.1-2019
Basic data | Standard ID | GB/T 20258.1-2019 (GB/T20258.1-2019) | | Description (Translated English) | Data dictionary for fundamental geographic information features -- Part 1: Scale of 1��500 1��1 000 1��2 000 | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A75 | | Classification of International Standard | 07.040 | | Word Count Estimation | 570,546 | | Date of Issue | 2019-03-25 | | Date of Implementation | 2019-10-01 | | Older Standard (superseded by this standard) | GB/T 20258.1-2007 | | Quoted Standard | GB/T 13923; GB/T 20257.1 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | | Summary | This standard specifies the content structure and description of elements of the 1:500, 1:1000, and 1 | GB/T 20258.1-2019: Data dictionary for fundamental geographic information features -- Part 1: Scale of 1∶500 1∶1 000 1∶2 000
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(Basic Geographic Information Elements Data Dictionary - Part 1. 1.500 1.1000 1.2000 scale)
ICS 07.040
A75
National Standards of People's Republic of China
Replace GB/T 20258.1-2007
Basic geographic information element data dictionary
Part 1. 1.500 1.1000 1.2000
scale
Part 1. Scaleof1.500 1.1000 1.2000
Published on.2019-03-25
2019-10-01 implementation
State market supervision and administration
China National Standardization Administration issued
Content
Foreword III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 data dictionary structure and content 2
4.1 Structure 2
4.2 Element Name 2
4.3 Element Description 2
4.4 Feature Classification Code 2
4.5 Feature Attribute Table 3
4.6 Feature Geometry 4
4.7 means example 5
4.8 Element Relationship 5
5 element data dictionary content 8
6 element data dictionary expansion principle 8
Appendix A (Normative Appendix) 1.500 1.1000 1.2000 Basic Geographic Information Elements Data Dictionary Content 9
Feature Classification Code Index 551
Chinese index 558
Foreword
GB/T 20258 "Basic Geographic Information Element Data Dictionary" is divided into four parts.
--- Part 1. 1.500 1.1000 1.2000 scale;
--- Part 2. 1.5000 1.10000 scale;
--- Part 3. 1.25000 1.50000 1.100000 scale;
--- Part 4. 1.250000 1.500000 1.1000000 scale.
This part is the first part of GB/T 20258.
This part is drafted in accordance with the rules given in GB/T 1.1-2009.
This part replaces GB/T 20258.1-2007 "Basic Geographic Information Elements Data Dictionary Part 1. 1.500 1.1000
1.2000 Basic Geographic Information Element Data Dictionary.
Compared with GB/T 20258.1-2007, the main technical changes in this section are as follows.
--- Added tailings pond, special oxygen supply point, sun buddha, windproof wall (windshield wall), wild animal passage, windproof sandstone square, windproof solid
Sand grass square, bush grass beach, reed beach, salt shoal beach, shoal, dark beach, solar energy panel, construction area, cellar (vegetable), sea rescue station,
Lifeboat station, bunker, postbox, large mailbox, newsstand, kiosk, ticket booth, ATM, paper burning furnace, car inspection platform, washing
Car platform, car ramp in front of buildings, barrier-free access, sidewalks, parking buildings, gate signs, street name plates (road signs), approach bridges
Docks, roadheads, damaged wharfs, bollards, compass correction bollards, floating docks, slipways, slides, hulls, radar markings, radio
Standard, pilot station, pilotage, hulk, helipad, art building, fitness and recreation facilities, soundproof wall (sound barrier), outdoor automation
Escalator, outdoor elevator, photo wall, street garden landscape sketch, village road, street in the building, bus stop, service area, self
Car rental point, storage bracket, road mirror (wide-angle lens, turning mirror), electronic eye (monitoring facility), traffic speedometer, traffic warning
Brand, gas pressure regulating station, pipeline indicator pile, medium water maintenance well hole, public security inspection well hole, special administrative area boundary, bare land, satellite
Continuous operation of the site, dry dock, rock wall, whiteboard and other elements;
---Modified water transfer aqueduct, water well, vacant room, gallery, open-air warehouse, open-air stage, Tropic of Cancer marker tower, weather station and other elements
name;
--- Modified triangle points, satellite positioning level points, ground rivers, canals, inverted siphons, islands, dams, single houses, satellite floors
Description of elements such as stations and fences;
---Modified the attributes of satellite positioning level points, single-line standard rail railway, subway and other elements;
--- Change the data type and value range of all feature data sources from "character type 10" to "character type 60";
---Modified ground rivers, above ground canals, above ground branch channels, perennial lakes, ponds, reservoirs, dams, churches, street lamps, fountains,
Geometry and cartographic representation of elements such as subways and light rails;
--- Removed the Ming Reef and moved its geometry and cartographic representations to the island features.
This part is proposed by the Ministry of Natural Resources of the People's Republic of China
This part is under the jurisdiction of the National Geographic Information Standardization Technical Committee (SAC/TC230).
This section drafted by. National Surveying and Mapping Geographic Information Bureau Surveying and Mapping Standardization Institute, Wuhan University, Beijing Surveying and Mapping Design and Research Institute.
The main drafters of this section. Ma Congli, Ma Xiaoping, Zhao Xin, Zhang Jing, Liu Haiyan, He Chaoying, Ren Fu, Yang Lan, Chen Yu, Jia Guangjun.
The previous versions of the standards replaced by this section are.
---GB/T 20258.1-2007.
Basic geographic information element data dictionary
Part 1. 1.500 1.1000 1.2000
scale
1 Scope
This part of GB/T 20258 specifies the content structure of the 1.500, 1.1000, 1.2000 basic geographic information element data dictionary.
Description with the elements.
This section applies to the data production, construction, update and maintenance of the 1.500, 1.1000, 1.2000 scale basic geographic information database.
Protection. The analysis and application of the basic geographic information data of 1.500, 1.1000, 1.2000 scale can be referred to and executed.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 13923 basic geographic information element classification and code
GB/T 20257.1 National Basic Scale Map Drawing Part 1. 1.500 1.1000 1.2000 Topographic Map
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Entity entity
A phenomenon in the real world.
Note. Entities cannot be subdivided into the same type of phenomenon.
3.2
Feature
The abstraction of real world phenomena.
Note. An element can appear as a type (such as a lake) or as an instance (such as Dongting Lake).
[GB/T 17694-2009, definition B.179]
3.3
Feature attribute featureattribute
The characteristics of the feature.
Note 1. A feature attribute may appear as a type or an instance. When there is only one meaning, either use the feature attribute type or use the feature
Attribute instance.
Note 2. A feature attribute should have a name, a data type, and a range of values associated with it. The feature attribute of a feature instance should have a genus obtained from the value range
Sex value.
[GB/T 17694-2009, definition B.181]
3.4
Attribute value attributevalue
Give a property-specific value.
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