Cessna 411 N4940T
28 June 1991 · North Ft. Myers, Florida, United States · Serious injuries
Summary
On 28 June 1991 at about 00:47 local time, a Cessna 411 registered N4940T, operated by Conrad Ramaker, was involved in an accident near North Ft. Myers, Florida, United States. 5 people were on board and 2 were seriously injured, 3 had minor injuries. The aircraft was destroyed. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 00:47
- Classification
- Accident
- Location
- North Ft. Myers, Florida, United States
- Nearest airport
- Pine Shadows Airpark (94FL)
- Coordinates
- 26.6796, -81.9092
- Aircraft
- Cessna 411
- Registration
- N4940T
- Category
- Airplane
- Engines
- 2
- Operator
- Conrad Ramaker
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Personal
- Phase of flight
- Not recorded
- Aircraft damage
- Destroyed
- Weather
- VMC
- Light
- Dusk
- NTSB number
- MIA91FA172
People
2 people were seriously injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 5 | 0 | 2 | 3 | 0 |
Probable cause
THE PILOT IN COMMANDS FAILURE TO FOLLOW EMERGENCY PROCEDURES AND HIS FAILURE TO MAINTAIN AIRSPEED FOLLOWING LOSS OF POWER IN ONE ENGINE RESULTING IN AN INADVERTENT STALL AND THE INFLIGHT LOSS OF CONTROL WITH SUBSEQUENT INFLIGHT COLLISION WITH AN OBJECT AND THE TERRAIN DURING AN UNCONTROLLED DESCENT.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
PILOT STATED LEFT ENGINE LOST POWER FOLLOWED BY THE RIGHT ENGINE. HE INITIATED A LEFT TURN BACK TO THE AIRPORT BUT DID NOT SHUTDOWN ENGINES IN ACCORDANCE WITH EMERGENCY PROCEDURES. THE ACFT YAWED LEFT AND FELL OFF ON THE LEFT WING AS IF IT HAD STALLED. HE REGAINED PARTIAL CONTROL AND AIMED FOR A STREET. ACFT HIT ROOF OF HOUSE WHILE IN RIGHT BANK AND THEN CARTWHEELED ACROSS THE STREET. LEFT ENGINE WAS FOUND TO HAVE SEVERE DETONATION DAMAGE AND THE TURBOCHARGER WASTE GATE DOOR WAS MISSING ANTIVIBRATION SPRING. THE PIN CONNECTING THE DOOR AND ACTUATOR WAS FAILED. EVIDENCE INDICATED PIN HAD FAILED PRIOR TO ACCIDENT FLIGHT. SOOT INSIDE LEFT WASTEGATE INDICATED DOOR HAD BEEN FULLY CLOSED FOR SOMETIME. NO EVIDENCE TO INDICATE FAILURE OR MALFUNCTION OF THE RIGHT ENGINE WAS FOUND AND RIGHT PROPELLER SHOWED DAMAGE INDICATIVE OF ROTATION UNDER POWER AT GROUND IMPACT.
Quoted verbatim from the NTSB record.
Other Cessna 411 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 3 Sep 1990 | Cessna 411 | Fallon, Nevada, United States | - | Fatal | 1 |
| 30 Jul 1992 | Cessna 411 | Lehi, Utah, United States | Jump West, Inc. | No injuries | - |
| 25 Apr 1989 | Cessna 411 | Detroit, Michigan, United States | Jetstream, Inc. | No injuries | - |
| 27 Jan 1988 | Cessna 411 | Venice, Florida, United States | - | Fatal | 1 |
| 26 Sep 1987 | Cessna 411 | No.atlantic Oc | Fernando Vasquez | No injuries | - |
| 8 May 1986 | Cessna 411A | Bossier City, Louisiana, United States | - | Fatal | 6 |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 2 Jan 1991 | Hughes 269C | Deland, Florida, United States | Maverick Helicopters, Inc. | No injuries | - |
| 9 Jan 1991 | Cessna 182N | La Belle, Florida, United States | Smith, Gregory H. | Serious injuries | - |
| 11 Jan 1991 | Cessna 175 | Okeechobee, Florida, United States | Davia, Samuel J. JR. | No injuries | - |
| 16 Jan 1991 | Cessna 172N | New Smyrna Bch, Florida, United States | Embry-Riddle Aero. Univ., Inc. | No injuries | - |
| 17 Jan 1991 | Cessna 152 | Miami, Florida, United States | Silver Express, Inc. | No injuries | - |
| 19 Jan 1991 | Piper PA-31-350 | Orlando, Florida, United States | Top Flight Air Service, Inc. | No injuries | - |