Originally Posted by
OnePass Since 87
Ouch.... That winglet failure is a little troubling if it was truly due to "impact". However I shouldnt jump to conclusions without data.
It appears the wingtip may have flexed and impacted the concrete. Certainly not "normal operating conditions" for a winglet.
Also remember that a winglet is not component to keep the 737 aloft, it's there to reduce drag and increase fuel efficiency.