|Figure 1: MasterMap Topography Layer data|
We looked at a range of data sources, including those available as part of the data.gov scheme, those produced by LandMap and the numerous Ordnance Survey (OS) datasets (some of which are publicly available and others which have restrictive licenses).
|Figure 2: An example of OSM data (source).|
In addition, we identified OpenStreetMap (OSM) data as an alternative resource for road network data (see Figure 2). OSM has the advantage of being publicly available.