Police are investigating a truck rollover which caused morning commute chaos on Monday 8 May
The incident occurred on Princes Freeway in Pakenham when a b-double truck lost control inbound near the Kooweerup Road turn off about 7:25am.
Authorities are investigating the collision which caused all lanes inbound along the Princes Freeway to be closed between Nar Nar Goon Road and Healesville-Kooweerup Road.
Traffic was understood to be backed up over a mile in the morning, while the inbound lanes were not open until 4.20pm that day.
Police are seeking any witnesses or anyone with dash cam footage in the area prior to the collision.
Anyone with information is urged to contact Casey Highway Patrol on 5991 0600, Crime Stoppers on 1800 333 000 or submit an online confidential report at crimestoppersvic.com.au.