This live updates thread covers the latest traffic situation on the A34.
A vehicle has broken down on the northbound carriageway of the A34 just past the Milton Interchange, with one lane affected by the incident.
Traffic warning
Oxfordshire County Council’s travel information service posted an alert on social media for motorists.
A breakdown has been reported on the northbound A34 after the Milton Interchange roundabout, with one lane currently obstructed and traffic building up. Emergency services are attending the location and drivers have been advised to proceed carefully and allow additional time for their journey.
AA Traffic News indicates congestion extending from Reading Road on the northbound A34, past the Harwell area. Motorists are facing hold-ups of approximately 16 minutes.
Lane closure during tyre work
One lane remains shut with traffic progressing at reduced speed while tyre replacement is carried out on a vehicle on the northbound A34 between the Milton and Marcham Interchanges, according to AA Traffic News.
National Highways incident update
National Highways reports significant congestion caused by tyre replacement work between the A4130 and A415 junctions.
Journey times are currently extended by 20 minutes compared to normal expectations, with traffic conditions anticipated to return to typical levels by 11.45am.
The Roads Policing unit from Thames Valley Police is present at the incident location.
National Highways continues to advise of a lane closure and substantial delays of 30 minutes in the area following the Milton Interchange.
Latest information
At 11:30am, the broken-down vehicle on the northbound A34 after the Milton Interchange had been removed from the scene. Traffic conditions have returned to normal flow.
This concludes our live coverage. The incident has been resolved and traffic is flowing normally again.