NTSB Identification: LAX87LA073.
The docket is stored on NTSB microfiche number 33156.
Accident occurred Thursday, January 01, 1987 in SAN DIMAS, CA
Probable Cause Approval Date: 05/17/1988
Aircraft: CESSNA 152, registration: N5540H
Injuries: 2 Minor.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

WITNESSES RPRTD THE ACFT HAD CIRCLED THE AREA 2 TIMES AT APRX 200' BEFORE IT HIT TREES & CRASHED. SUBSEQUENTLY, IT CAME TO REST AGAINST A RESIDENCE WHERE THE PLT'S SISTER LIVED. ACCORDING TO THE PLT, THE ENG STARTED 'SPUTTERING,' SO HE APPLIED CARB HEAT, BUT IT CONTD TO LOSE POWER. HOWEVER, NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FND & WITNESSES RPRTD THE ENG WAS RUNNING NORMALLY BFR IMPACT. THE PAX RPRTD THEY HAD BEEN AT A PARTY THE NGT BFR & HAD BEEN DRINKING & SMOKING 'KOOLS' (COMMON STREET NAME FOR CIGARETTES DIPPED IN PHENCYLIDINE (PCP)). BASED ON THEIR OBSERVATIONS, SHERIFF DEPUTIES BELIEVED THE PLT WAS UNDER THE INFLUENCE OF PCP. THEY NOTED PHYSICAL SYMPTOMS OF DRY MOUTH, DIFFICULTY WITH SPEECH, RIGID BODY MOVEMENTS, HORIZONTAL NYSTAGMUS TO THE EYES & FAINT PCP ODOR EMITTING FROM THE PLT'S BREATH & PERSON.THE DEPUTIES REQUESTED THAT THE PLT SUBMIT TO BLOOD OR URINE SAMPLES FOR DRUG AND/OR ALCOHOL USE; HOWEVER, HE REFUSED.

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

JUDGMENT..POOR..PILOT IN COMMAND

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

IMPAIRMENT(DRUGS)..PILOT IN COMMAND

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

PROPER ALTITUDE..NOT MAINTAINED..PILOT IN COMMAND

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

BUZZING..PERFORMED..PILOT IN COMMAND


Contributing Factors

OBJECT..RESIDENCE


Contributing Factors

OBJECT..TREE(S)

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