WILTSHIRE Police is warning drivers of an incident on the A419 north of Swindon.
Officers are at scene dealing with a broken down lorry which is partially blocking one of the lanes near the Cricklade turning on the northbound carriageway.
A spokesman for Wiltshire Police, said: "Police are asking drivers to approach the area with caution, and take notice of the signs officers have placed out for public safety.
"One lane remains fully open but traffic is expected to be heavier than usual."
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