ASN Wikibase Occurrence # 371408
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| Date: | Tuesday 15 March 1988 |
| Time: | 10:15 LT |
| Type: |  Cessna 172K |
| Owner/operator: | Mccords Aerial Patrol Systems |
| Registration: | N78840 |
| MSN: | 17257786 |
| Year of manufacture: | 1968 |
| Total airframe hrs: | 14460 hours |
| Engine model: | LYCOMING O-320-E2D |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Butler, AL -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Survey |
| Departure airport: | Alexander City, AL |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PLT RPTD THAT HE OBSERVED THE ENGINE OIL PRESSURE INDICATION DROP TO ZERO DURING A LOW-LEVEL PIPELINE PATROL FLIGHT. HE ATTEMPTED TO INCREASE ENGINE PWR AND INITIATE A CLIMB, BUT THE ENGINE BEGAN TO RUN ROUGH. HE SUBSEQUENTLY LANDED ON THE PIPELINE RIGHT-OF-WAY, WHERE THE AIRPLANE COLLIDED WITH ROUGH TERRAIN AND NOSED OVER. POST-CRASH EXAM OF THE ENGINE REVEALED NO EVIDENCE OF ANY PREEXISTING MECHANICAL MALFUNCTION OR FAILURE. SUBSEQUENT ENGINE TEST-RUNS REVEALED NORMAL OIL PRESSURE INDICATIONS, ON BOTH THE COCKPIT GAUGE AND AN EXTERNAL, DIRECT-READING GAUGE.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB ATL88LA115
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 26-Mar-2024 05:59 | ASN Update Bot | Added |
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