This article is from the source 'bbc' and was first published or seen on . It last changed over 40 days ago and won't be checked again for changes.

You can find the current article at its original source at http://www.bbc.co.uk/news/uk-england-23996065

The article has changed 12 times. There is an RSS feed of changes available.

Version 1 Version 2
Dartford Crossing closure causes M25 traffic chaos Dartford Crossing closure causes M25 traffic chaos
(35 minutes later)
Motorists are facing huge delays after the M25 Dartford Crossing between Kent and Essex was closed in both directions because of a security alert.Motorists are facing huge delays after the M25 Dartford Crossing between Kent and Essex was closed in both directions because of a security alert.
The Highways Agency closed the Queen Elizabeth II Bridge at 17:00 BST, with both tunnels shut 20 minutes later.The Highways Agency closed the Queen Elizabeth II Bridge at 17:00 BST, with both tunnels shut 20 minutes later.
Police said they were called at 16:00 BST to a report that a male pedestrian was behaving unusually.Police said they were called at 16:00 BST to a report that a male pedestrian was behaving unusually.
He was arrested and officers said they had found a suspicious item, leading to the closure of the crossing.He was arrested and officers said they had found a suspicious item, leading to the closure of the crossing.
Motorists stuck in the queues of traffic have reported seeing an army bomb disposal vehicle, ambulances and emergency service vehicles heading towards the crossing.
'Trapped vehicles'
The force said it expected the crossing to be closed for some time and advised motorists to find alternative routes.The force said it expected the crossing to be closed for some time and advised motorists to find alternative routes.
There are four-mile tailbacks in Kent on the anti-clockwise M25, while in Essex, on the clockwise stretch, there are nine miles of tailbacks. Trapped traffic on the bridge is being released and diverted back into Essex, while some trapped vehicles have been released from the tunnels.
The toll booths have also been cleared of traffic.
There are reportedly nine-mile tailbacks in both Kent, on the anti-clockwise M25, and in Essex, on the clockwise stretch.
In London, there are severe delays in East Ham, Beckton, Bow, Woolwich, at the Blackwall Tunnel and all approaches to the M25.In London, there are severe delays in East Ham, Beckton, Bow, Woolwich, at the Blackwall Tunnel and all approaches to the M25.
The A11, A12 and A13 also have extra heavy traffic.The A11, A12 and A13 also have extra heavy traffic.
The A282 Dartford to Thurrock crossing over the River Thames, which consists of the Queen Elizabeth II Bridge and two tunnels, is used by 140,000 vehicles a day.The A282 Dartford to Thurrock crossing over the River Thames, which consists of the Queen Elizabeth II Bridge and two tunnels, is used by 140,000 vehicles a day.
Traffic heading south into Kent uses the bridge, while northbound vehicles travelling to Essex use the tunnels, with the M25 linking up either side.Traffic heading south into Kent uses the bridge, while northbound vehicles travelling to Essex use the tunnels, with the M25 linking up either side.
Send your pictures and videos to yourpics@bbc.co.uk or text them to 61124 (UK) or +44 7624 800 100 (International). If you have a large file you can upload here.
Read the terms and conditions