This page highlights the changes which have been introduced when releasing a new data schema version within the OS NGD Transport Theme.
The 'Data schema versioning' page in the Core Principles section has more in-depth information about how data schema versioning works in the OS NGD.
The following feature type in the Transport Network Collection is now available as data schema version 2.0:
Road Link
The following new attributes have been added to the Road Link feature type:
| Attribute name | Data type |
|---|---|
More information on the new attributes is available on the individual feature type pages – the new attributes are easy to spot as they have a blue square 'NEW' emoji next to them and a note saying: 'This is a new attribute in data schema version 2.0, available from the end of September 2023.' For example:
presenceofpavement_overall_m
numeric
presenceofpavement_overallpercentage
numeric
presenceofpavement_left_m
numeric
presenceofpavement_leftpercentage
numeric
presenceofpavement_right_m
numeric
presenceofpavement_rightpercentage
numeric
presenceofpavement_minimumwidth_m
numeric
presenceofpavement_averagewidth_m
numeric
presenceofpavement_evidencedate
string
presenceofpavement_updatedate
string
presenceofpavement_source
string
presenceofpavement_capturemethod
string