On August 5, 2007, a Grumman G-164A (registration N48558) was involved in an aviation accident near Vinton, IA. Investigators recorded the probable cause as: The pilot failed to maintain clearance from the power line while maneuvering during an aerial application flight. A factor was the power line. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
An aerial application aircraft struck power lines while maneuvering, causing the airplane to yaw and impact the ground. The subsequent fire consumed the aircraft. The pilot sustained minor injuries.
Incident Overview
During an aerial application flight, the aircraft struck a power line while maneuvering. The pilot recounted that he was attempting to re-enter the field after executing a go-around due to a high sink rate on the previous downwind pass.
Sequence of Events
According to the pilot, the landing gear "caught the top wire" of a north/south power line. Subsequently, the airplane impacted an east/west power line. This caused the airplane to yaw 90 degrees before it impacted the ground.
Aftermath
After the ground impact, the airplane was consumed by fire. The pilot received minor injuries.