What network features and attribution are available with the ITN Layer and RRI?
The network features and attribution available with OS MasterMap® Integrated Transport NetworkTM (ITN) Layer and Road Routing Information (RRI) are as follows: • Road link classifications Motorway, A road, B road, minor road, local street, alley, pedestrianised street, private road – publicly accessible, private road – restricted access. • Road link types Dual carriageway, single carriageway, slip road, roundabout, traffic island, traffic island at junction, enclosed traffic area. • Ferry network Ferry terminals, ferry link and ferry node. • Routing information No turn, mandatory turn, no entry, access prohibited to (specified vehicle types), access limited to (specified vehicle types), height restrictions, fords, mini roundabouts, traffic calming, gate, tolls, bridge over road, firing range, through route, severe turn.
