NTSB Identification: MKC86LA170.
The docket is stored on NTSB microfiche number 31803.
Accident occurred Monday, August 11, 1986 in DIXON, IA
Aircraft: TERATORN TIERRA 2, registration: N5575Y
Injuries: 2 Uninjured.
NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.
THE EXPERIMENTAL ACFT WAS LOADED NEAR MAX GROSS WT ON TAKEOFF FROM THE PVT SOD AIRATRIP. THE PLT STATED THE ACFT PERFORMED SLUGGISHLY DURING THE CLIMBOUT FROM THE FIELD. THE PLT STATED THAT ON THE CLIMBOUT THAT HE WAS OVERFLYING A CORN FIELD BORDERING THE STRIP WHEN THE ACFT DESCENDED TOWARD THE CORN DESPITE FULL PWR FROM THE ENG. THE PLT STATED HE INTENTIONALLY STALLED THE ACFT JUST ABOVE THE CORN AND IMPACTED THE GROUND BENEATH THE CORN WHERE IT SUSTAINED SUBSTANTIAL DAMAGE. THE PLT STATED HE FELT THAT THE AIR WAS LESS DENSE AS HE OVERFLEW THE CORN AND THIS ROBBED THE ENG OF PWR AND THE WINGS OF SOME LIFT. THE DENSITY ALTITUDE MEASUREMENT WAS SLIGHTLY ABOVE THAT OF FIELD ELEVATION OF 750 FEET.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:PLANNING/DECISION..INADEQUATE..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:STALL..INTENTIONAL..PILOT IN COMMAND
WEATHER CONDITION..HIGH DENSITY ALTITUDE
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