Table 1

Camera sites, number by year of intervention, speed limit, and road class

No of sites
mph, miles per hour.
Motorway, road with multiple lanes with traffic in either direction physically separated and with entrance and exits only from the slow lane.
A-road, trunk and principal roads (excluding motorways), which are part of the strategic highway network linking major towns and cities, frequently, but not always, dual carriageways.
B-road, non-A class or motorway roads which connect villages or towns.
Year of intervention
Speed limit (mph)
Road class
    Other road31