On 18 Dec 2009, a Cessna 172P operated by Hap's Air, Inc. was involved in an aviation accident near Ames, IA. No fatalities were reported. Investigators recorded the probable cause as: The pilot's failure to maintain directional control while attempting a takeoff on an ice-covered runway. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.
During takeoff on an ice-covered runway, an airplane drifted left, struck a snow bank, and nosed over. The aircraft sustained substantial damage to the firewall, wings, and empennage. No preimpact mechanical issues were reported.
Accident Summary
The accident occurred during a takeoff on an ice-covered runway. The pilot reported that when the airplane encountered a large patch of ice, it began to drift left of the runway centerline. He immediately reduced engine power and applied brake pressure, but the airplane continued to slide toward the runway edge. The airplane impacted a snow bank and nosed over.
Pilot Report
The pilot reported that there were no preimpact mechanical malfunctions or failures that would have precluded normal operation of the airplane. The pilot's actions after encountering the ice included reducing engine power and applying brakes. The drift to the left was noted when the airplane reached the icy patch.
Damage Assessment
A postaccident examination revealed that the engine firewall, both wings, and the empennage components were substantially damaged. No other damage was reported.
Contributing factors
Causes
Directional control — Not attained/maintainedPilot