Marius Raddum is the Accident investigator for AIBN (Accident Investigation Board Norway), Road traffic, since 2011. Marius have a Civil Engineer education and has investigated 6 major tunnel fires in Norway: Oslofjordtunnelen (2011); Gudvangatunnelen I (2013); Gudvangatunnelen II (2015); Skatestraumtunnelen (2015); Fjaerlandstunnelen (2017) and Oslofjordtunnelen (2017).