IIO investigating serious collision with unmarked police vehicle in Surrey The Independent Investigations Office is investigating after a driver was seriously injured in a collision with a police vehicle in Surrey on Tuesday. Social Sharing CBC News · Posted: Mar 16, 2021 6:18 PM PT | Last Updated: March 17 The Independent Investigations Office is investigating after a driver was seriously injured in a collision with a police vehicle in Surrey on March 16, 2021.(Wesley Allen Shaw) The Independent Investigations Office is investigating after a driver was seriously injured in a collision with a police vehicle in Surrey on Tuesday. RCMP were called to the collision at the intersection of 100 Avenue and 148 Street just after 1:30 p.m. PT.