Overnight closures begin later on the A34 in Oxfordshire to allow for resurfacing work.
A one mile section is affected near Didcot with the aim of providing drivers with a smoother, safer and quieter journey.
The Highways Agency says it's part of one of the largest investment in roads' infrastructure.
The resurfacing work will be carried out overnight, between 10pm and 6am, Monday to Friday with diversions via the A4185 and the A4130.
It should be completed by Wednesday 30th July.
The family of an elderly couple killed in a crash on the A34 say they are "shocked and devastated" at their deaths.
Barry Janes, who was 70-years-old, and his wife Shirley died when their car left the carriageway at Three Maids Hill on Monday night.
The couple from Fareham were traveling southbound when their car, for reasons that police are investigating, crashed and ended up on its roof.
Anyone who witnessed the incident to help the police build a better picture of what happened that night of 24th February are asked contact PC Matthew Clayton on 101, quoting Operation Agate.
Two people believed to be pensioners have died in a single car collision on the A34 southbound in Hampshire.
Police were called just after six thirty this evening. It happened at Three Maids Hill near Upper Bullington.
There are massive queues and major jams as traffic is diverted off the A34 at Sutton Scotney and directed through Winchester. Motorists are being told to expect long delays. The A34 is expected to be closed for much of the night.
A serious accident involving more than one vehicle has happened on the A34, just off the worthy down roundabout towards the Winnall interchange in Hampshire. There are massive queues as traffic is diverted off the A34 at Sutton Scotney and directed through the city of Winchester.
There are major traffic jams and motorists are being told to expect long delays. The A34 is expected to be closed for much of the night.
Hampshire Police say they received multiple calls about the accident from about 6.38pm this evening. It is not yet clear how many vehicles were involved.
The A34 southbound is closed at Upper Bullington in Hampshire, with queueing traffic due to a serious accident between the A303 (Bullington Cross) and A272. On approach to the Winnall roundabout. Access is still available from the A303 to Sutton Scotney services, but no further.
The road is expected to remain closed well into the evening.
Thames Valley Police has referred a fatal road traffic collision on the A34 this morning to the Independent Police Complaints Commission (IPCC).
It follows an incident where a lorry collided with a vehicle while police officers were removing a dead badger from the carriageway.
Police are appealing for witnesses to the collision, which occurred on the southbound carriageway of the A34 near Marcham just before 3am today.
Thames Valley police are appealing for witnesses after a lorry driver crashed into another vehicle and died as officers were removing a dead badger from the A34.
Police received a call this morning to say the dead badger was causing an obstruction on the southbound carriageway near Marcham.
As they slowed down the traffic to remove the dead badger, a lorry crashed into another vehicle.
The driver was taken to the John Radcliffe Hospital in Oxford but sadly died of his injuries.
The southbound carriageway of the A34 has been closed between Botley and Didcot, while one lane remains open on the northbound carriageway between Didcot and Abingdon.
Anyone who witnessed the crash are asked to contact the police via 101.
The A34 Northbound closed, slow traffic due to accident, two lorries involved between A4130 (Milton Interchange) and A415 Marcham Road (Marcham Interchange).
The A34 southbound is closed until the morning of Monday 18th November for resurfacing work. There are diversions in place. For information visit the Highways Agency website.