The woman, whose body was found last week on the A38 near to Ripley, may have committed suicide
The body of the 24-year-old, was found in the southbound carriageway on Thursday the 3rd of August.
Police investigating the incident now believe that the woman may have committed suicide.
Sergeant Scott Riley from the Collision Investigation Unit has said: “We appealed to the public last week to contact us with information and to provide any dashcam footage that they may have.
“I would like to thank the public for their response to this as many people contacted us with useful information and dashcam footage that has assisted us in our investigation.”