OS MasterMap Integrated Highways Network

OS MasterMap Integrated Highways Network identifies and maps Great Britain’s road network, from motorways to pedestrian streets and alleys.


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  • Provides large-scale local coverage
  • Displays roads and networks in vector format
  • Enables route planning, transport planning and resource management
  • Helpful in asset management and civil contingency planning

Attributes including, but not limited to: 

  • Building outlines at 1:2500
  • Land cover
  • Detailed railway lines
  • Underground stations



  • Types of roads: 
    • M Motorway
    • A road 
    • B road
    • minor road 
    • local street
    • alleyway
    • private road 
    • publicly accessible private road
    • restricted access road
    • pedestrianized streets
  • Road routing information: 
    • access restrictions 
    • bridge over road 
    • firing range
    • ford
    • gate
    • level crossing
    • mandatory and banned turns
    • one-way
    • physical weight and width restrictions
    • rising bollards
    • severe turn
    • steep and very steep gradients 
    • through route 
    • toll indicator
    • traffic calming
  • Urban paths: Man-made paths in urban areas of Great Britain larger than 5km2.

Coverage details

  • Coverage: United Kingdom