ASN Wikibase Occurrence # 378884
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| Date: | Tuesday 24 July 1984 |
| Time: | 20:00 LT |
| Type: |  Grumman G-164A Ag-Cat |
| Owner/operator: | Glenn John Mayer |
| Registration: | N4593 |
| MSN: | 1082 |
| Year of manufacture: | 1973 |
| Total airframe hrs: | 3575 hours |
| Engine model: | P&W 985 AN-1 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Chamerlain, SD -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Agricultural |
| Departure airport: | Chamberlain, SD (CHB |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT EXPERIENCED AN ENGINE FAILURE AND EXECUTED AN EMERGENCY LANDING ON A NARROW ROAD WHICH RESULTED IN ONE OF THE LANDING GEAR TOUCHING DOWN ON THE SOFT SHOULDER. THE LANDING GEAR FAILED AND SUBSTANTIAL DAMAGE RESULTED. EXAMINATION OF THE ENGINE REVEALED THAT THE CYLINDER SEPERATED DUE TO IMPROPERLY TORQUED STUD BOLTS WHICH ALLOWED AN OVER STRESS CONDITION TO EXIST ON A FEW STUDS THAT WERE PROPERLY TORQUED.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB DEN84LA235
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 31-Mar-2024 13:26 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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