The Alliance of British Drivers say Bristol is the worst city in the UK for motorists.
Some streets in Bristol will be traffic free today as part of an experiment that could see cars banned on a regular basis next year.
Bristol city centre is to be closed to traffic once a month under a new plan announced today by Mayor George Ferguson.
One lane is blocked outbound between J3 (St Pauls) and J2 (Eastville) due to an accident involving two cars and a motorbike.
Congestion on the B4051 Marlborough Street to the A38 The Haymarket / A4044 New Bond Street (St James Barton Roundabout) and on the A420 Old Market Street to the A4044 Temple Way Underpass / Castle Street (Old Market Roundabout).
Lane three (of three) blocked.
One lane is blocked due to an accident on the A31 westbound between The Street (Botany Bay Inne junction) and the A35 (Shell roundabout).
It's between Winterborne Zelston and Bere Regis.
A new report says Bristol is the most congested city in England.
The TomTom Traffic Index shows congestion levels have failed to improve over the past 12 months. It says journey times in Bristol are are up to 66% longer in the evening, than at other times of day.
Oxford Street in Burnham-on-Sea is partially blocked due to an accident involving a car and a bicycle.
It's at the B3140 Manor Road / St Andrew's Road junction by the Esso garage.
There's queueing traffic on the M32 outbound at J2 A432 / B4058 / B4469 (Eastville), congestion on the A4032 Newfoundland Street is back to the A4044 New Bond Street / St Paul Street.
The A350 in Wiltshire is closed in both directions between Mons Lane (Lacock) and Westlands Lane (Beanacre) because of an accident.
There are now queues of up to six miles on the M5 in Gloucestershire as the motorway remains closed between J13 and J14.
It follows an accident in the early hours of this morning in which the driver of a lorry died.
The M5 is closed southbound in Gloucestershire because of a serious accident between junctions 13 and 14. A diversion is in place on the A38, but the Highways Agency are appealing for people to delay their journeys if possible.
The A361 is closed in both directions due to an accident between B4019 Brewery Street / B4000 Shrivenham Road (Highworth) and A417 St John's Street ( Lechlade ).
Uphill Way in Uphill, Weston-super-Mare has re-opened following the earlier police incident between Old Church Road and Uphill Road South.