 On October 3, 2006, the Government of Quebec called a commission of inquiry to determine the cause of the collapse.Just over a year later, on October 15, 2007, the Inquiry Commission released a report of its findings.This report recounts the events just before, during, and after the collapse, discusses the overpass design and history, identifies the cause of the collapse as well as other contributing factors, suggests who is directly responsible for the collapse, and makes recommendations to prevent such an event from recurring.