NTSB Identification: FTW90LA006.
The docket is stored on NTSB microfiche number 41990.
Accident occurred Monday, October 02, 1989 in EDMOND, OK
Probable Cause Approval Date: 06/30/1992
Aircraft: PIPER PA-22-150, registration: N1940P
Injuries: 1 Serious,1 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 PLT STATED THAT AFTER LNDG AT NIGHT, HE STOPPED THE ACFT SHORT OF THE PARKING SPOT, INTENDING TO SHUT THE ENG DOWN TO REMOVE A VEHICLE FROM THE PARKING AREA. HE RPRTD THAT BEFORE HE COULD SHUT DOWN THE ENG, THE PASSENGER DEPLANED & WALKED INTO THE PROP. HE LEARNED SUBSEQUENT TO THE FLIGHT THAT THE PASSENGER HAD CONSUMED FIVE FIORNIAL #3 CAPSULES CONTAINING A TOTAL OF 150 MG OF CODEINE AND 250MG OF BUTALBITAL BEFORE THEIR 1900 CDT DEPARTURE.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

INADEQUATE SUPERVISION BY THE PILOT. FACTORS RELATED TO THE ACCIDENT WERE: DARKNESS AND THE PASSENGER'S IMPAIRMENT FROM USE OF A PRESCRIPTION DRUG (MEDICATION).

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