What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Acft struck a tree during aerial application, other circumstances are unknown. (.19)on July 6, 1999, at 0830 central daylight time, a gulfstream-schweizer G-164B, N8029K, owned/operated by agrimax LLC, received substantial damage during an in-flight collision with a tree and terrain while spraying an agricultural field near Fisher, Minnesota. Visual meteorological condtions prevailed at the time of the accident. The aerial application flight was operating under the provisions of 14 CFR part 137 and was not on a flight plan. The airline transport pilot reported no injuries. The local fligth departed a Private airstrip near Fisher, Minnesota, at exact time unknown. (.4)while on a spray-run, one of the agricultural airplane's wing tips contacted the wheat crop. The pilot reported that after contact with the wheat, the airplane turned 180-degrees, flipped over once, and came to rest in an upright position. Inspection of the wreckage did not reveal any pre-existing mechanical anomalies with the aircraft's control system or engine.
As the FAA filed it
ACFT STRUCK A TREE DURING AERIAL APPLICATION, OTHER CIRCUMSTANCES ARE UNKNOWN. (.19)ON JULY 6, 1999, AT 0830 CENTRAL DAYLIGHT TIME, A GULFSTREAM-SCHWEIZER G-164B, N8029K, OWNED/OPERATED BY AGRIMAX LLC, RECEIVED SUBSTANTIAL DAMAGE DURING AN IN-FLIGHT COLLISION WITH A TREE AND TERRAIN WHILE SPRAYING AN AGRICULTURAL FIELD NEAR FISHER, MINNESOTA. VISUAL METEOROLOGICAL CONDTIONS PREVAILED AT THE TIME OF THE ACCIDENT. THE AERIAL APPLICATION FLIGHT WAS OPERATING UNDER THE PROVISIONS OF 14 CFR PART 137 AND WAS NOT ON A FLIGHT PLAN. THE AIRLINE TRANSPORT PILOT REPORTED NO INJURIES. THE LOCAL FLIGTH DEPARTED A PRIVATE AIRSTRIP NEAR FISHER, MINNESOTA, AT EXACT TIME UNKNOWN. (.4)WHILE ON A SPRAY-RUN, ONE OF THE AGRICULTURAL AIRPLANE'S WING TIPS CONTACTED THE WHEAT CROP. THE PILOT REPORTED THAT AFTER CONTACT WITH THE WHEAT, THE AIRPLANE TURNED 180-DEGREES, FLIPPED OVER ONCE, AND CAME TO REST IN AN UPRIGHT POSITION. INSPECTION OF THE WRECKAGE DID NOT REVEAL ANY PRE-EXISTING MECHANICAL ANOMALIES WITH THE AIRCRAFT'S CONTROL SYSTEM OR ENGINE.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.