- Department for Transport
- Part of:
- Road congestion and travel times, Road network and traffic, and Average speed, delay and reliability of travel times on the SRN (CGN04)
- 24 November 2016
Statistics on the average delay, speed and reliability of travel times for the year ending September 2016.
This file may not be suitable for users of assistive technology. Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email firstname.lastname@example.org. Please tell us what format you need. It will help us if you say what assistive technology you use.
Average delay, average speed and reliability statistics of travel times on the Strategic Road Network (motorways and ‘A’ road network managed by Highways England), for the year ending September 2016.
The average delay is estimated to be 9.0 seconds per vehicle per mile compared to free flow. This is similar to (0.2% down on) the year ending June 2016.
The average speed was 59.3mph. This is similar to (0.1% increase on) the year ending June 2016.
The reliability of travel times is measured using the Planning Time Index. This presents 69% of additional time needed compared to free flow, on average, on individual road sections to ensure on time arrival. This is a 1 percentage point increase on the previous quarter.
Road congestion and travel times
SRN and local 'A' roads travel time measures 020 7944 5850
Published: 24 November 2016