TomTom Reports The Ten Worst Traffic Jams of July 2011

Data from the TomTom Traffic Centre shows that five of the ten worst traffic jams in July 2011, were on the M25.

Friday 29th July 2011 saw the longest tailback at 5.45pm, from junction 19 near Watford to junction 5 at Sevenoaks, with a 49 mile queue of traffic.

The worst non-motorway tailback of 30 miles occurred on the A64 from Eastfield towards to A1237 interchange at York on 3rd July 2011 at 8.21pm. This tailback came second in the overall list of blackspots.

The M25's Junction 8 at Reigate to junction 16 at the M40 interchange is on the list twice, with delays of 27.5 miles and 26 miles on the Friday afternoons of 8th and 22nd July 2011.

The A1 from Eyemouth to South Carleton, and the A49 from Ludlow to Shrewsbury were also in the top ten.

The worst traffic peak of the month occurred at 3.58pm on Friday 8th July 2011, with 1027 miles of jams across the country. The average jam length at any one time across the whole country in July 2011 was 148 miles.

TomTom HD Traffic is updated every two minutes, with delay and congestion information from 80 million mobile phones and one million connected TomTom devices from across Europe, transmitted over the air to satellite navigation units. HD Traffic suggests an alternative route if one is available which will allow the driver to reach the destination faster.

8 August 2011 Staff

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