National Highways Schedules Overnight A34 Closures in Oxfordshire

National Highways announced a series of overnight closures on the A34 in Oxfordshire scheduled for the week of October 26, 2026. The maintenance work will take place between 9 p.m. and 6 a.m. to facilitate various infrastructure improvements.

From Monday, October 26, to Thursday, October 29, the northbound section from Marcham to Abingdon will close for barrier work. Simultaneously, the southbound carriageway from Peartree to Hinksey Hill will be fully closed on Monday and Tuesday nights for the renewal of road markings.

Additional restrictions occur on Monday night, when maintenance will require the closure of one lane and the exit slip road of the southbound A34 at Weston on the Green. National Highways stated that these schedules remain subject to change in the event of poor weather.