NTSB Identification: MKC89FA014.
The docket is stored on NTSB microfiche number 37946.
Accident occurred Tuesday, October 25, 1988 in LENEXA, KS
Probable Cause Approval Date: 03/26/1990
Aircraft: TAYLORCRAFT BC-12D, registration: N39231
Injuries: 1 Serious.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE PIC HAD BEEN DRINKING ALCOHOLIC BEVERAGES BEFORE THE FLT AND HAD TAKEN THE PRESCRIPTION ANTI-DEPRESION DRUG PAMELOR. IN COMBINATION, THE ADVERSE SIDE-EFFECTS OF THE DRUG ARE MAGNIFIED. THE PIC DECIDED TO FLY INSTEAD OF DRIVE TO VISIT A FRIEND WORKING THE NIGHT SHIFT WHERE HE WAS ALSO EMPLOYED. AFTER THE VISIT, THE PIC DEPARTED THE LOCAL AIRPORT TO FLY 7 NM TO A NEARBY AIRPORT WHERE THE AIRCRAFT HAD BEEN HANGARED. THE PIC ONLY REMEMBERED FLYING ALONG THE INTERSTATE HWY, NORTHWEST OF THE DEPARTURE AIRPORT PRIOR TO THE CRASH. THE IMPACT OCCURRED IN THE CENTER MEDIAN OF THE INTERSTATE HWY. INTERVIEWS WITH THE PIC REVEALED THAT HE HAD ALSO BEEN DRINKING WHILE FLYING THE AIRCRAFT. TOX TESTS REVEALED THAT THE PILOT'S BLOOD ALCOHOL LEVEL WAS .15%.

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

AIRSPEED..NOT MAINTAINED..PILOT IN COMMAND

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

STALL..INADVERTENT..PILOT IN COMMAND

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

INCAPACITATION(DRUGS)..PILOT IN COMMAND

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

INCAPACITATION(ALCOHOL)..PILOT IN COMMAND

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