Thames Valley Police says lane closures remain in place at the Chiltern Interchange.
The crash involved an HGV that came off the carriageway and ended up partially down an embankment.
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National Highways says the work will be rescheduled due to predicted adverse weather.
National Highways said a "long diversion" will be in place but will be the best route for drivers.
Joe Woods' camp was liberated on his 24th birthday and brought an end to four years in prison.
Thames Valley Police said a number of people wer injured in collisions on the A34 on Friday.
The junction near Abingdon has only northbound slip roads but should have southbound ones next year.
