Cracked wing assembly blamed for float plane crash that killed 3 A crack in the wing assembly caused a float plane to break up while in flight and crash near Little Grand Rapids in 2019, the Transportation Safety Board of Canada says. Social Sharing CBC News · Posted: Jan 06, 2021 11:55 AM CT | Last Updated: January 6 This photo, identified as a de Havilland DHC-3T, is from the Blue Water Aviation website. The company owned the de Havilland Otter that crashed near Little Grand Rapids.(http://www.bluewateraviation.ca/aircraft/) A crack in the wing assembly caused a float plane to break up while in flight and crash near Little Grand Rapids in 2019, the Transportation Safety Board of Canada says.