NTSB CAROL · Event
Event CHI99LA216
Aircraft involved
Probable cause & findings
the pilot's failure to maintain clearance from the crop during an aerial application spray run.
Factual narrative
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 terrain while spraying an agricultural field near Fisher, Minnesota. Visual meteorological conditions 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 flight departed a private airstrip near Fisher, Minnesota, at 0800. According to the pilot's written statement, while on a spray-run a wing tip contacted the wheat crop. The pilot reported that the wheat caused the airplane to turn 180-degrees, flip over once, and come 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. 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. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1999_CHI99LA216.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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