Pilot Noticed A Slight Yaw To The Right That Continued Despite Full Left Pedal Application
On November 6, 2020, about 1500 Pacific daylight time, an Agusta A109S helicopter, N109EX, was substantially damaged when it was involved in an accident at the University of Southern California (USC) Keck Medical Center (USC Keck), Los Angeles, California. The pilot sustained minor injuries, and the two passengers were uninjured. The helicopter was operated as a Title 14 Code of Federal Regulations Part 135 Helicopter air ambulance flight. The pilot reported that he established the helicopter in a steep approach, to land on the rooftop helipad of a multi-story medical building. The pilot had offset his heading to the left to gain greater visibility to the la