Boeing A75N1(PT17) accident near Mt. Clemens, MI
On August 21, 2011, a Boeing A75N1(PT17) (airplane) was involved in an accident near Mt. Clemens, MI. 1 person died.
- Date
- August 21, 2011
- Place
- Mt. Clemens, MI
- Aircraft
- Boeing A75N1(PT17) · Airplane
- Injuries
- 1 fatal, 0 serious, 0 minor
- Damage
- —
- Position
- 42.608°N, 82.836°W
- NTSB ID
- 20110830X71207
NTSB summary
HISTORY OF FLIGHT On August 21, 2011, at 1335 eastern daylight time, an attempted aerial transfer of an individual (wing walker) from a Boeing A75N1 Stearman airplane, N49739, to a Hughes 269C helicopter, N7505B, resulted in a fatal injury to the wing walker during an air show performance at Selfridge Air National Guard Base (MTC), Mt. Clemens, Michigan. Neither aircraft was damaged during the accident; nor was either pilot injured. Both aircraft landed normally after the accident. The flight was being conducted under 14 Code of Federal Regulations Part 91 and a Certificate of Waiver issued for the air show. Visual meteorological conditions prevailed for the flight, which was not operated on a flight plan. The local flight originated from RMY about 1315. The airplane pilot stated that the wing walker fell during their third pass along the air show line. He reported that the wing walker was to wait for a cue from the helicopter pilot when both aircraft were in position for the transfer. He stated that the wing walker jumped to reach the skid on the helicopter before it was in position, letting go of the handle on the airplane. The wing walker was unable to regain a hold of the handle on the airplane and fell. The airplane pilot noted that the wing walker did not normally let go of the handle on the airplane until his arm was wrapped around the skid on the helicopter. The helicopter pilot reported that the aerial transfer was planned to occur on the third pass along the air show line. The initial passes went according to their plan. However, on the third pass, the wing walker
Probable cause
The wing walker’s decision to release his grip of the airplane during an attempted aerial transfer from airplane to helicopter before both aircraft achieved the proper relative positioning for the transfer.
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Browse: Michigan · Boeing aircraft
Source: NTSB aviation accident database (US government, public domain). Findings may be preliminary or later revised by the NTSB. Not a complete global record.
