Learjet 23 N500FM
2 July 1991 · Columbia, Tennessee, United States · No injuries
Summary
On 2 July 1991 at about 23:56 local time, a Learjet 23 registered N500FM, operated by Connie Kalitta Services, Inc., was involved in an accident near Columbia, Tennessee, United States. 2 people were on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 23:56
- Classification
- Accident
- Location
- Columbia, Tennessee, United States
- Nearest airport
- Maury County
- Coordinates
- 35.6196, -87.0393
- Aircraft
- Learjet 23
- Registration
- N500FM
- Category
- Airplane
- Engines
- 2
- Operator
- Connie Kalitta Services, Inc.
- Operating rule
- Part 135: Air Taxi & Commuter
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- Youngtown → Unknown
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- ATL91LA122
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 0 | 0 | 0 | 2 |
Probable cause
THE PILOT'S PREMATURE DECISION TO TURN OFF THE ANTI-SKID DURING LANDING ROLL. FACTORS TO THIS ACCIDENT WERE HYDROPLANING CONDITIONS.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE PILOT HAD COMPUTED LANDING PERFORMANCE INFORMATION FOR A LANDING ON A WET RUNWAY WITH ANTI-SKID; SUFFICIENT RUNWAY SURFACE WAS AVAILABLE. TOUCHDOWN WAS NORMAL, HOWEVER DURING THE BRAKING PROCESS, THE AIRPLANE STARTED TO FISHTAIL AND THE PILOT BELIEVED THAT THE ANTI-SKID SYSTEM HAD FAILED. THEREFORE, THE PILOT TURNED THE ANTI-SKID SYSTEM OFF AND CONTINUED THE ROLLOUT WITH NORMAL BRAKING. THE AIRPLANE WENT OFF THE DEPARTURE END OF RUNWAY 05 AND SUSTAINED SUBSTANTIAL DAMAGE. PERFORMANCE DATA INDICATED MORE RUNWAY SURFACE WAS REQUIRED FOR A SAFE LANDING ON A WET RUNWAY WITHOUT ANTI-SKID ASSISTANCE. THE BRAKING SEQUENCE OF EVENTS DESCRIBED BY THE PILOT RESEMBLED DYNAMIC HYDROPLANING WHERE THERE WAS A COMPLETE LOSS OF BRAKING EFFECTIVENESS RATHER THAN AN ANTI-SKID MALFUNCTION. AN EXAMINATION OF THE AIRPLANE FAILED TO DISCLOSE ANY MECHANICAL PROBLEMS.
Quoted verbatim from the NTSB record.
Other Learjet 23 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 23 Jul 1991 | Learjet 23 | Detroit, Michigan, United States | Jetstream International, Inc. | Fatal | 3 |
| 18 Jan 1990 | Learjet 23 | Ansonia, Ohio, United States | Aero Smith Leasing | Fatal | 2 |
| 30 Jul 1988 | Learjet 23 | Perris, California, United States | - | Fatal | 2 |
| 14 Oct 1994 | Learjet 23 | Holland, Michigan, United States | - | No injuries | - |
| 13 Aug 1985 | Learjet 23 | Madison, Wisconsin, United States | - | No injuries | - |
| 4 Mar 1998 | Learjet 23 | Oakdale, California, United States | PAC West Airlines | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 9 Nov 1991 | British 3101 | Memphis, Tennessee, United States | Northwest Airlink | Serious injuries | - |
| 13 Nov 1991 | Georga L Atwood KITFOX III | Trezevant, Tennessee, United States | Atwood, George L. | No injuries | - |
| 19 Jan 1991 | Beechcraft K35 | Lafayette, Tennessee, United States | - | Fatal | 2 |
| 14 Feb 1991 | Cessna 172 | Crossville, Tennessee, United States | Hagen, Gary W. | Fatal | 1 |
| 30 Mar 1991 | Piper PA-24-250 | Franklin, Tennessee, United States | Hannasch, Thomas P. | Fatal | 1 |
| 20 Apr 1991 | Cessna 172N | Dunlap, Tennessee, United States | Imperial Fabricating Company | Fatal | 2 |