Saab-Scania Ab (Saab) 340A N322PX
10 November 1990 · Memphis, Tennessee, United States · No injuries
Summary
On 10 November 1990 at about 16:22 local time, a Saab-Scania Ab (Saab) 340A registered N322PX, operated by Heleasco Twenty Four, Inc., was involved in an incident near Memphis, Tennessee, United States. 3 people were on board and nobody was injured. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 16:22
- Classification
- Incident
- Location
- Memphis, Tennessee, United States
- Coordinates
- 35.0293, -90.0109
- Aircraft
- Saab-Scania Ab (Saab) 340A
- Registration
- N322PX
- Category
- Airplane
- Engines
- 2
- Operator
- Heleasco Twenty Four, Inc.
- Operating rule
- Part 121: Air Carrier
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- Unknown → Columbus
- Aircraft damage
- Not recorded
- Weather
- VMC
- Light
- Day
- NTSB number
- ATL91IA016
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 3 | 0 | 0 | 0 | 3 |
Probable cause
THE PILOT'S FAILURE TO FOLLOW APPROVED PROCEDURES FOR TROUBLESHOOTING INFLIGHT MAINTENANCE PROBLEMS AND IMPROPERLY USED THE FLIGHT AND ENGINE CONTROLS.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
NO PASSENGERS WERE ON THE AIRPLANE WHEN IT DEPARTED MEMPHIS. THE FLIGHT WAS UNEVENTFUL UNTIL THE CAPTAIN FELT A VIBRATION ON THE LEFT SIDE AND BELIEVED THAT THE PROPELLER WAS THE ORIGIN. HE ASKED THE FIRST OFFICER (FO) HAD HE EVER SEEN THE PROPELLER IN FEATHER; THE FO SAID NO. THE CAPTAIN INSTRUCTED THE FO TO GO INTO THE PASSENGER CABIN AND LOOK AT THE LEFT PROPELLER IN FEATHER. SECONDS LATER THE AIRPLANE STARTED A SERIES OF VIOLENT GYRATIONS, WHICH THREW HIM AND THE FLIGHT ATTENDANT AGAINST THE INTERIOR OF THE CABIN. AFTER LOSING SEVERAL THOUSAND FEET FROM 11,000 FEET, THE FLIGHT CREW MANAGED TO REGAIN CONTROL OF THE AIRPLANE AND LANDED WITHOUT FURTHER INCIDENT. A REVIEW OF THE EVENT AND THE REPORTED VIBRATION FELT ONLY BY THE CAPTAIN, FAILED TO REVEAL A MECHANICAL PROBLEM WHICH WOULD HAVE PRODUCED A VIBRATION. THE PROCEDURES EMPLOYED BY THE CAPTAIN WERE NOT IN ACCORDANCE WITH FAA OR COMPANY APPROVED DIRECTIVES.
Quoted verbatim from the NTSB record.
Other Saab-Scania Ab (Saab) 340 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 24 Oct 1988 | Saab-Scania Ab (Saab) 340A | Springfield, Missouri, United States | - | No injuries | - |
| 31 Aug 1992 | Saab-Scania Ab (Saab) 340B | Chattanooga, Tennessee, United States | Flagship Airlines, Inc. | No injuries | - |
| 3 Jan 1993 | Saab-Scania Ab (Saab) 340A | Hibbing, Minnesota, United States | Express I | No injuries | - |
| 2 Feb 1994 | Saab-Scania Ab (Saab) 340B | New Roads, Louisiana, United States | - | Minor injuries | - |
| 17 Nov 1995 | Saab-Scania Ab (Saab) 340B | Corsicana, Texas, United States | Simmons Airlines | No injuries | - |
| 11 Jul 1996 | Saab-Scania Ab (Saab) 340A | Providence, Rhode Island, United States | Business Express Airlines | Serious injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 21 Oct 1990 | Olsen-Gordon VERI EZE | Hohenwald, Tennessee, United States | Creel, Rodney J. | Fatal | 1 |
| 1 Nov 1990 | Bell 47J-2 | Gatlinburg, Tennessee, United States | Pigeon Forge Helicopters, Inc. | Serious injuries | - |
| 8 Dec 1990 | Cessna 150J | Ripley, Tennessee, United States | Shelby Aviation, Inc. | Fatal | 1 |
| 3 Nov 1990 | Bell 412 | Knoxville, Tennessee, United States | - | No injuries | - |
| 17 Oct 1990 | E Tn Plts Starduster STARDUSTER II | Knoxville, Tennessee, United States | - | Serious injuries | - |
| 26 Oct 1990 | Cessna 152 | Centerville, Tennessee, United States | Mark J. Cobb | No injuries | - |