There are severe delays on the M4 eastbound between J17 (Chippenham) and J16 (Swindon West).
A vehicle has broken down in the roadworks area, causing delays of over an hour.
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The bank holiday getaway is underway with twice the amount of traffic expected. Key routes across the west country are set to be hectic.
Blue skies and even more sunshine in the run up to the bank holiday weekend
The run-up to the bank holiday weekend probably has some of the best weather. Its fine with some blue skies or patchy cloud.