What are requirements on content and level of inspection of administrative boundary data in Vietnam?

18:06, 11/07/2024

Circular No. 46/2017/TT-BTNMT was promulgated by the Ministry of Natural Resources and Environment of Vietnam to regulate the construction of the administrative boundary database. The document takes effect from December 1, 2017.

For administrative boundary data in Vietnam, the content and level of inspection are in accordance with the following table:

No.	Inspection Item	Unit	Inspection Level %
No.					Contractor	Investor
1	Compliance with the data structure model of the administrative boundary database
1.1	Check the data layer name	Object type	100	100
1.2	Check the field name of the data layer's attributes	Object attribute	100	100
1.3	Check the data type of the field in the data layer	Object attribute	100	100
1.4	Check the domain value of the field type in the data layer	Object attribute	100	100
1.5	Check the relationship between objects	Object	100	100
2	Level of completeness of the administrative boundary database
2.1	Check the completeness of the administrative boundary object	Object	100	30
2.2	Check the completeness of the content in the attribute data of administrative boundary objects	Object attribute	100	30
2.3	Check the completeness of the relationship of the administrative boundary objects	Object	100	30
3	Accuracy of the administrative boundary data
3.1	Check the accuracy of line objects according to the administrative boundary map	Object	100	30
3.2	Check the accuracy of point objects according to the coordinate list	Object	100	30
3.3	Check the accuracy of spatial relationships between objects in the application schema	Object	100	30
3.4	Check the accuracy of object attributes	Object attribute	100	30

Where:

- The level of compliance with the data structure model of the administrative boundary database is assessed based on the regulations in Appendix No. 2 attached to Circular 46;

- The accuracy and completeness of the administrative boundary data are based on the administrative boundary records that have been accepted and allowed to be stored for use.

See detailed Appendix No. 2 at Circular 46/2017/TT-BTNMT.

- Thanh Lam -

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