Piper PA-25-235 N7509Z
21 September 1991 · Brewton, Alabama, United States · Serious injuries
Summary
On 21 September 1991 at about 14:30 local time, a Piper PA-25-235 registered N7509Z, operated by Wallace Flying Service, was involved in an accident near Brewton, Alabama, United States. One person was on board and one was seriously injured. The aircraft was destroyed. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 14:30
- Classification
- Accident
- Location
- Brewton, Alabama, United States
- Coordinates
- 31.1093, -87.0697
- Aircraft
- Piper PA-25-235
- Registration
- N7509Z
- Category
- Airplane
- Engines
- 1
- Operator
- Wallace Flying Service
- Operating rule
- Part 137: Agricultural
- Purpose of flight
- Aerial Application
- Phase of flight
- Not recorded
- Route
- Mc Cullough → Unknown
- Aircraft damage
- Destroyed
- Weather
- VMC
- Light
- Day
- NTSB number
- ATL91LA178
People
1 person was seriously injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 1 | 0 | 1 | 0 | 0 |
Probable cause
THE INFLIGHT SEPARATION OF THE LEFT WING RESULTING FROM CORROSION OF THE WING FRONT SPAR FITTING ASSEMBLY. A FACTOR WAS INADEQUATE MAINTENANCE PROCEDURES.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE LEFT WING SEPARATED FROM THE AIRFRAME WHEN ONE OF THE TWO WING FRONT SPAR FITTING CLEVIS EARS FAILED. EXAMINATION OF THE FAILED COMPONENT UNCOVERED CORROSION BETWEEN THE SECTIONS MAKING UP THE WELDED CLEVIS EAR. THE ACCUMULATION OF CORROSION IS ATTRIBUTED TO CHEMICAL SPRAYED FROM THE AIRPLANE OVER A LONG PERIOD OF TIME. ADDITIONALLY, THERE WAS NO INSPECTION PROCEDURE SPECIFIED FOR THIS AREA OF THE WING FITTING. SUBSEQUENTLY, THE NTSB ISSUED A RECOMMENDATION REQUESTING AN INSPECTION PROCEDURE TO PREVENT THE FORMATION OF CORROSION BETWEEN THE LAYERS OF CLEVIS MATERIAL.
Quoted verbatim from the NTSB record.
Other Piper PA-25 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 23 Aug 1991 | Piper PA-25-150 | Stapleton, Nebraska, United States | Dennis J. and Trudy Brosius | No injuries | - |
| 27 May 1991 | Piper PA-25-235 | Neenah, Wisconsin, United States | Ag-Air Inc. | No injuries | - |
| 13 Jul 1991 | Piper PA-25 | Musselshell, Montana, United States | Moore Quality Flying Service | Serious injuries | - |
| 26 Mar 1991 | Piper PA-25 | Spiro, Oklahoma, United States | Double "S" Flying, Inc. | Serious injuries | - |
| 10 Oct 1991 | Piper PA-25 | Warner, Oklahoma, United States | Kyron Parker | Fatal | 1 |
| 15 Jul 1991 | Piper PA-25-235 | Hawkinsville, Georgia, United States | Arnold, Greg A. | No injuries | - |
All 1,925 records for this type
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 28 Oct 1991 | Globe GC-1D | Brewton, Alabama, United States | Jang, Kenneth | Serious injuries | - |
| 20 Jan 1991 | Rockwell 114 | Bessemer, Alabama, United States | Frank, Randal W. | Fatal | 4 |
| 7 Feb 1991 | Piper PA-31-350 | Munford, Alabama, United States | MacOn Horizons, Inc | Fatal | 4 |
| 22 Mar 1991 | Piper PA-28R-200 | Ashland, Alabama, United States | Sunny Skies, Inc. | Fatal | 4 |
| 20 Jul 1991 | Taylorcraft BC12-D | Mobile, Alabama, United States | Bean, Edwin A. | Fatal | 1 |
| 21 Sep 1991 | Cessna C-172N | Alabaster, Alabama, United States | Teleunion Corp. | Fatal | 2 |