Ordnance Survey – Great Britain's national mapping agency
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The questions below are specifically for OS MasterMap Integrated Transport NetworkTM (ITN) Layer. Please click on the frequently asked question to view the answer.
If you wish to search all the OS MasterMap FAQs please use the search box on the right, or return to the generic OS MasterMap FAQs page.
What is the Integrated Transport Network Layer?
What Integrated Transport Network data is available now?
What level of detail does the ITN Layer offer?
How is the road network described in the ITN Layer?
How is information about routing represented in the ITN Layer?
What are the main improvements of the ITN Layer over OSCAR®?
How many features are there in the ITN Layer?
How much space does the ITN Layer require?
How often is the ITN Layer Roads Network updated?
What is the pricing structure for the ITN Layer?
What applications has the ITN Layer Roads Network been designed for?
Are car parks included in the ITN Layer?
Will there be polygons and networks in the ITN Layer?
Is there a road centreline in OS MasterMap Topography Layer?
In the ITN Layer, why is the road name not attributed to links?
How many times does a road name appear in the ITN Layer data?
In the ITN Layer, why does the ferry link feature not have a geometry?
What is the data format for OS MasterMap ITN Layer?
How will you help OSCAR customers migrate to the ITN Layer?
How will the OS MasterMap ITN Layer be delivered?
Will there be links from the ITN Layer to the Local Street Gazetteer (LSG)?
What network features and attribution are available with the ITN Layer and RRI?
What is the definition of public and private roads in the ITN Layer?
What future developments are planned for OS MasterMap ITN Layer?