Multi million pound proposals for the A27 at Worthing and Lancing are to be scrutinised today.
Councillors will discuss plans aimed at reducing congestion while managing an increase in traffic over the years. Highways England estimates its scheme will cost £69m.
A man who was a passenger in a car involved in a car crash on the A27 has died in hospital.
The 79-year-old Hassocks man was the front seat passenger when the car collided with a lorry near Southwick tunnel after 1pm on Thursday, July 25.
He was taken by air ambulance to Southampton General Hospital with head injuries, and his condition was initially assessed as serious but not life threatening.
However, his condition worsened and he died in hospital on Tuesday, July 30.
The 49-year-old driver of the car suffered leg and chest injuries but was later discharged.
The driver of the lorry was treated at the Royal Sussex County Hospital in Brighton for minor injuries.
He was arrested on suspicion of causing injury through dangerous driving and was released on bail.
Two men were injured and one man arrested after a collision on the A27 yesterday.
The road was closed when a lorry hit a slow-moving people carrier, turned over and went through the central reservation.
The 49-year-old male driver of the people carrier suffered suspected leg and chest injuries and was taken to the Royal Sussex County Hospital in Brighton for treatment.
The 79-year-old passenger of the car suffered serious head injuries and was flown to Southampton General Hospital.
The 44-year-old lorry driver was treated for minor injuries before being arrested for careless or dangerous driving.
He remains in custody this morning.
Police were called to the westbound A27 at the junction with Steyning Road at 12.36am yesterday. An Audi had collided with the 42-year-old woman pedestrian who was in the carriageway. The pedestrian died at the scene from her injuries.
The A27 was closed for more than three hours while the emergency services attended the scene and police would like to thank motorists for their patience. Police are appealing for witnesses and anyone with information should contact 101 quoting Op Tallow.
Emergency services are still on the scene after a teenage boy collided with a car on the A27 near Lancing this afternoon. Road closures are in place on Upper Brighton Road after the accident.