A MINOR shunt on the southbound A34 at Pear Tree caused traffic jams back to the M40 junction.
A Volvo lorry and a Volkswagen Passat collided in the roadworks at the Pear Tree junction at 11.30am.
The driver of the Volkswagen was taken to the John Radcliffe Hospital with minor injuries.
The crash brought traffic to a standstill as far back as Weston-on-the-Green, near the M40 junction.
Police reopened both southbound lanes at 1pm.
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