OSNI 50K Transport: Roads and Railways for Northern Ireland

OSNI Open Data provides a vector dataset of the transport network in Northern Ireland. The layer contains all motorways, A, B, C class and minor roads, as well as railways and road names. It is published by the Government Digital Service under an Open Government License.

Use Cases

• Route planning and network analysis based on the detailed road classification.
• Geospatial mapping of transport infrastructure based on the vector road and railway data.
• Address validation or geocoding support based on the inclusion of road names.

Strengths

• Covers the entire road network of Northern Ireland, including all major and minor road classes.
• Available in multiple geospatial formats (KML, GeoJSON, ESRI Shapefile) for broad tool compatibility.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Last update date is unknown; freshness unverified.

Provenance

Source

Government Digital Service

Collection Method

Likely derived from official mapping and survey data.

Time Range

null

Freshness

unknown

Geography

Northern Ireland