Primary road network dataset at 1:1000 000 in the Sanjiangyuan region (2017)- A Big Earth Data Platform for Three Poles

This data comes from the National Geographic Information Resources Catalogue Service System, which was provided free to the public by the National Basic Geographic Information Center in November 2017. We have spliced and cut the source of the three rivers as a whole, so as to facilitate the use of the study of the source area of the three rivers. The data trend is 2017.

The data set is 1:1 million traffic data in Sanjiangyuan area, including road (LRDL) and railway (LRRL) layers. Highway (LRDL) includes national, provincial, county, Township and other highways; Railway (LRRL) includes standard rail, narrow rail, subway and light rail.

Highway (LRDL) Attribute Item Name and Definition:

Attribute Item Description Fill in Example

GB National Standard Classification Code 420301

RN Road Number X828

NAME Road Name

RTEG Road Grade IV

TYPE Road Type Viaduct

Meaning of Highway (LRDL) Attribute Item:

Attribute Item Code Description

GB 420101 National Highway

420102 Building China Road

420201 Provincial Highway

420102 Provincial Highway in Architecture

420301 County Road

420302 Jianzhong County Road

420400 Rural Road

420800 Tractor ploughing Road

440100 Simple Highway

440200 Rural Road

440300 Trail

Name and definition of railway (LRRL) attribute item:

Attribute Item Description Fill in Example

GB National Standard Classification Code 410101

RN Railway No. 0907

NAME Railway Name Qinghai-Tibet Railway

TYPE Railway Type Elevated

Data Citations Data citation guideline What's data citation?

Cite as:

National Catalogue Service for Geographic Information. (2018). Primary road network dataset at 1:1000 000 in the Sanjiangyuan region (2017). A Big Earth Data Platform for Three Poles, (Download the reference： RIS | Bibtex )

Using this data, the data citation is required to be referenced and the related literatures are suggested to be cited.

Support Program

Ecological Data Center of Sanjiangyuan National Park (No:SJYNP)

Copyright & License

To respect the intellectual property rights, protect the rights of data authors, expand services of the data center, and evaluate the application potential of data, data users should clearly indicate the source of the data and the author of the data in the research results generated by using the data (including published papers, articles, data products, and unpublished research reports, data products and other results). For re-posting (second or multiple releases) data, the author must also indicate the source of the original data.

License： This work is licensed under an Attribution 4.0 International (CC BY 4.0)