ASN Wikibase Occurrence # 36297
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| Date: | Monday 2 May 1994 |
| Time: | 11:30 LT |
| Type: |  Maule M-7-235 |
| Owner/operator: | Sperber, Eugene J. |
| Registration: | N525GS |
| MSN: | 4123C |
| Total airframe hrs: | 83 hours |
| Engine model: | Lycoming O-540-B4B5 |
| Fatalities: | Fatalities: 2 / Occupants: 2 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Mcintosh, SD -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Aberdeen, SD (KABR) |
| Miles City, MT (KMLS) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
AT 1635 CDT ON 5/1/94 & AT 0319 CDT ON 5/2/94, THE NON-INSTRUMENT RATED PILOT CONTACTED THE GREEN BAY FLIGHT SERVICE STATION (FSS) & GOT WEATHER INFO FOR A FLIGHT FROM GREEN BAY, WI, TO MILES CITY, MT. HE WAS ADVISED THAT VFR CONDITIONS WERE EXPECTED ALONG HIS ROUTE OF FLIGHT, WITH A POSSIBILITY OF SHOWERS INCREASING AS HE NEARED HIS DESTINATION. AFTER TAKEOFF, HE CONTACTED THE PRINCETON & HURON FSS'S & OBTAINED WINDS & AN ABBREVIATED WEATHER BRIEFING FOR THE ROUTE TO ABERDEEN, SD. AT ABOUT 0800, AN EN ROUTE STOP WAS MADE IN VFR CONDITIONS AT ABERDEEN TO REFUEL. THE PILOT DEPARTED AT ABOUT 0900 WITHOUT UPDATING HIS WEATHER INFO. NEAR MCINTOSH, SD, WITNESSES OBSERVED THE AIRPLANE FLYING LOW IN POOR WEATHER CONDITIONS (LOW CLOUDS & FOG). SUBSEQUENTLY, IT IMPACTED RISING TERRAIN. ABOUT 10 DAYS LATER, IT WAS LOCATED PARTIALLY SUBMERGED IN A POND. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND. AT 0745 ON 5/2/94, AN AIRMET WAS ISSUED TO WARN OF OCCASIONAL LOW CEILINGS & VISIBILITIES WITH PRECIPITATION & FOG FROM TEXAS THROUGH THE DAKOTAS.
Probable Cause: VFR FLIGHT BY THE NON-INSTRUMENT RATED PILOT INTO INSTRUMENT METEOROLOGICAL CONDITIONS (IMC), AND HIS FAILURE TO MAINTAIN SUFFICIENT ALTITUDE (OR CLEARANCE) FROM RISING TERRAIN. FACTORS RELATED TO THE ACCIDENT WERE: FAILURE OF THE PILOT TO UPDATE HIS WEATHER INFORMATION AT THE EN ROUTE STOP, THE ADVERSE WEATHER CONDITIONS, RISING TERRAIN, AND THE PILOT'S LACK OF INSTRUMENT EXPERIENCE.
Accident investigation:
 |
|
Sources:
NTSB CHI94FA155
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 24-Oct-2008 10:30 | ASN archive | Added |
| 21-Dec-2016 19:22 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 10-Apr-2024 07:48 | ASN Update Bot | Updated [Time, Operator, Other fatalities, Departure airport, Destination airport, Source, Narrative, Category, Accident report] |
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