A man has been seriously injured following a road traffic accident in the west of the city.
The incident happened near the Ratho Climbing Centre around 6:30am.
It is understood that the male driver has sustained serious injuries and has since been taken to the Royal Infirmary of Edinburgh.
Commuters have been warned that the there could be a significant amount of traffic due to the incident, with police encouraging road users to avoid the area if possible.
A spokesperson for Police Scotland said: “Road police officers were called to Cliftonhall Road in the west of Edinburgh on Friday, November 18th, following a report of a serious road traffic collision.
“The road is expected to remain closed for several hours while collision investigation work is carried out.
“Local diversions are in place but motorists are advised to avoid the area if possible.
“Meanwhile, the male driver of another vehicle has also been taken to hospital however his injuries are not thought to be serious.
“Anyone who witnessed this collision is asked to contact police on 101 if not already done so.”