Organisation: Department for Transport
Date uploaded: 3rd October 2017
Date published/launched: September 2017

The figures show that between July 2016 and June 2017 the ‘average delay’ on the SRN decreased by 0.1 seconds per vehicle per mile (1.5%), and is now estimated to be 8.9 seconds per vehicle per mile compared to ‘free flow’.
The average vehicle speed also rose slightly by 0.5%, up to 59.5mph.
However, the figures are not all positive, with average delays on local ‘A’ roads increasing by 1.0 seconds per vehicle per mile (2.2%); while average speeds on local ‘A’ roads fell slightly, down 0.5% to 25.2 mph.
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