NTSB Identification: DEN87LA135.
The docket is stored on NTSB microfiche number 33418.
Accident occurred Tuesday, May 26, 1987 in OGDEN, UT
Probable Cause Approval Date: 03/10/1988
Aircraft: CESSNA 152, registration: N48590
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 STUDENT PLT & CFI WERE PRACTICING SLOW FLT & STALLS. CARB HEAT WAS APPLIED BEFORE THE START OF EACH STALL SERIES. DURING THE RECOVERY FROM THE LAST STALL THE STUDENT PLT APPLIED ONLY PARTIAL PWR. THE CFI APPLIED FULL PWR & THE ENG BEGAN TO RUN ROUGH. THE CFI THEN INCREASED THE MIXTURE TO FULL RICH. THE ENG RAN BETTER & RPM INCREASED ABOUT 150- 200 RPM FOR A SHORT TIME BEFORE IT BEGAN TO RUN ROUGH AGAIN AND THEN QUIT ENTIRELY. THE CFI STATED LATER THAT HE WAS SURPRISED WHEN THE PROP STOPPED AT 75-70 KTS IAS. THE CFI ASSUMED CONTROL OF THE ACFT & MADE A FORCED LNDG IN A MARSHY AREA. THE ACFT WENT THROUGH A FENCE AND NOSED OVER. POST-CRASH EXAM OF THE ACFT REVEALED NOTHING THAT WOULD HAVE PRECLUDED NORMAL OPERATIONS.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:REASON FOR OCCURRENCE UNDETERMINED
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