Two crashses on the A90 near Stonehaven caused chaos for commuters on Tuesday night.
Tailbacks stretched for more than a mile and a half along the road after the road was partially closed to both southbound and northbound traffic.
The accidents happened within an hour and a half of each other late on Tuesday afternoon.
Transport Scotland advised motorists to approach the scenes with caution and expect delays.
The first collision happened at about 4:15pm just North of Stonehaven.
A white Mitsubishi pick-up went across the central reservation near Newtonhill, it then came to rest on its passenger side on top of a crash barrier.
The male driver managed to get out of the vehicle before emergency services arrived, he was the only person in the pick-up.
A section of the outside lane of the Southbound carriageway was closed after the accident. The driver was not injured and the pick-up truck was removed just before 6pm.
A police spokesperson said: “The cause of the accident is unknown.”
A second accident involving a number of vehicles then happened just before 6pm near the junction with the B979 close to Garron Point.
A number of vehicles were damaged and debris was spread across the road.
Four cars were involved in the incident and minor damage was caused to the vehicles.
A beige Volkswagen golf, a silver Vauxhall Vectra, a grey BMW 335 and a Black Peugeot 5008 were all involved in the second incident.
One person was treated for minor injuries. No one was taken to hospital.
Both lanes of the South-bound carriageway and the inside lane heading north were closed after the incident.
The outside lane of the southbound carriageway reopened at 6:30pm.
The police said at 8:30pm that the A90 was effectively open again but traffic was moving slowly past the crash scene.
The road was fully reopened at 9:05pm.