The man killed by a tanker on the M8 has been named as Ian Smollet, a serving officer with Police Scotland.
The 35-year-old, from Livingston, exited a vehicle that stopped on the hard shoulder of the westbound carriageway at around 3.40pm before being involved in a collision with a Leyland DAF tanker truck.
He was taken to the Royal Infirmary of Edinburgh where he later passed away due to the injuries he sustained.
Road Policing Officers responded to the scene and closed the road for around five hours while they conducted an investigation.
Enquiries into the full circumstances surrounding this incident are ongoing and anyone with information is asked to come forward.
In a statement release through Police Scotland his family said:
“Ian was a caring and loving husband, an amazing dad and will be missed immensely.
“We would ask that the media respect our privacy at this difficult time and allow us to grieve in private.”
Chief Superintendent Gill Imery said: “It is with the deepest regret I can confirm that Detective Constable Ian Smollet, who served in the Lothians and Scottish Borders Division, has died following Thursday’s collision on the M8.
“Our sympathies are with his family, friends and colleagues at this very difficult time.
“Road Policing Officers are continuing their investigation and I would urge any members of the public who witnessed the collision, or who believe they can assist with this enquiry to contact police immediately.”
Meanwhile, two men were seriously injured in a motorbike accident in Greendykes Road.
Police were called shortly after 5pm when a Honda motorcycle collided with a BMW.
The two men, aged 17 and 20, were thrown from the bike after the collision. Both were taken to the ERI where there condition is thought to be serious.