A CRASH involving two cars shut one lane of a slip road going onto junction 15 of the M4.

The westbound lane was closed and traffic was slow after the incident around 9am on the A346 Marlborough Road heading onto the motorway at Swindon East.

Lane one was closed on the slip road heading down from Badbury Roundabout. 

The lane was reopened and the accident cleared at around 10am.