OSNI Open Data 50K Transport Lines: Roads and Railways in Northern Ireland

OSNI 1:50,000 transport layer is a vector dataset providing information on roads, road names and railways for Northern Ireland. The dataset contains all motorways, A, B, C class and minor roads in the region. It is provided by the Government Digital Service under an Open Government License.

Use Cases

• Map road network connectivity and density based on the described motorway and minor road classes.
• Perform spatial analysis for infrastructure planning based on the vector transport layer.
• Integrate road and railway data into regional mapping applications based on the geospatial features.

Strengths

• Covers the complete road network of Northern Ireland, including all motorways and minor roads.
• Provides vector data at a 1:50,000 scale, suitable for regional analysis.
• Available in multiple standard geospatial formats, including ESRI SHAPE, GEOJSON, and KML.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Last update date is unknown; freshness unverified.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Government Digital Service

Collection Method

Likely derived from official cartographic surveys.

Time Range

unknown

Freshness

unknown

Geography

Northern Ireland