Crash of a Cessna 411 off The Bahamas

Date & Time: Oct 25, 1979
Type of aircraft:
Registration:
N4926T
Flight Phase:
Flight Type:
Survivors:
Yes
MSN:
411-0126
YOM:
1965
Country:
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Captain / Total flying hours:
776
Circumstances:
En route from Palm Beach to the Turks & Caicos Islands, the pilot encountered technical problems and was forced to ditch the aircraft off The Bahamas. The pilot, sole on board, was rescued while the aircraft sank and was not recovered.
Probable cause:
Due to lack of evidences, the exacts cause of the accident could not be determined.
Final Report:

Crash of a Cessna 411 in Jacksonville: 3 killed

Date & Time: Jan 8, 1979 at 1005 LT
Type of aircraft:
Registration:
N7338U
Flight Phase:
Survivors:
No
Schedule:
Jacksonville - Panama City
MSN:
411-0038
YOM:
1964
Crew on board:
2
Crew fatalities:
Pax on board:
1
Pax fatalities:
Other fatalities:
Total fatalities:
3
Captain / Total flying hours:
450
Captain / Total hours on type:
4.00
Circumstances:
After takeoff from Jacksonville-Executive at Craig Airport, while climbing in marginal weather conditions, the pilot-in-command lost control of the airplane that entered an uncontrolled descent and crashed. All three occupants were killed. The airplane was completing a special flight to Panama City on behalf of the Sheriff's office.
Probable cause:
Uncontrolled descent and subsequent collision with ground after the pilot suffered a spatial disorientation during climb to cruise. The following contributing factors were reported:
- lack of familiarity with aircraft,
- Low ceiling,
- Fog.
Final Report:

Crash of a Cessna 411 off Kodiak: 3 killed

Date & Time: Sep 17, 1978
Type of aircraft:
Registration:
N1EC
Flight Phase:
Survivors:
No
Schedule:
King Salmon - Kodiak
MSN:
411-0094
YOM:
1965
Location:
Crew on board:
1
Crew fatalities:
Pax on board:
2
Pax fatalities:
Other fatalities:
Total fatalities:
3
Captain / Total flying hours:
2200
Captain / Total hours on type:
90.00
Circumstances:
While approaching Kodiak on a taxi flight from King Salmon, the twin engine airplane crashed in unknown circumstances in the Shelikof Strait located off Kodiak. SAR operations were conducted and eventually suspended after few days as no trace of the aircraft nor the three occupants was found.
Probable cause:
Due to lack of evidences as the aircraft was not recovered, the cause of the accident could not be determined.
Final Report:

Crash of a Cessna 411 in Fresno

Date & Time: Apr 28, 1978 at 1236 LT
Type of aircraft:
Registration:
N3236R
Flight Phase:
Flight Type:
Survivors:
Yes
Schedule:
Fresno - Sacramento
MSN:
411-0236
YOM:
1966
Crew on board:
1
Crew fatalities:
Pax on board:
5
Pax fatalities:
Other fatalities:
Total fatalities:
0
Captain / Total flying hours:
3988
Captain / Total hours on type:
69.00
Circumstances:
After liftoff, the right engine lost power. The airplane encountered difficulties to gain height, struck tree tops and crashed near the runway end. All six occupants were injured, four of them seriously. The aircraft was destroyed.
Probable cause:
Engine malfunction during initial climb due to inadequate maintenance and inspection. The following contributing factors were reported:
- Fuel systems: pumps,
- Improper alignment/adjustment,
- Excessive pressure,
- Failed to follow approved procedures,
- Failed to use all available runway,
- Improper emergency procedures,
- Fuel filter 30% obstructed,
- High obstructions,
- Right pump over 60 PSI while specificities call for 33,
- Takeoff from midfield (9,281 feet runway),
- Engine not feathered.
Final Report:

Crash of a Cessna 411A near Santa Fe: 6 killed

Date & Time: Mar 26, 1978 at 1946 LT
Type of aircraft:
Registration:
N417DR
Flight Phase:
Flight Type:
Survivors:
No
Site:
Schedule:
Sierra Vista - Lamar
MSN:
411-0265
YOM:
1967
Crew on board:
1
Crew fatalities:
Pax on board:
5
Pax fatalities:
Other fatalities:
Total fatalities:
6
Captain / Total flying hours:
2700
Circumstances:
While flying by night at an altitude of 11,700 feet, the twin engine airplane struck the slope of a mountain located in the region of Santa Fe. The wreckage and all six dead bodies were found a week later, on April 2.
Probable cause:
Controlled flight into terrain caused by inadequate preflight preparation and improper in-flight decisions.
Final Report:

Crash of a Cessna 411 in Chilcoot: 4 killed

Date & Time: Mar 3, 1978 at 1940 LT
Type of aircraft:
Registration:
N3212R
Flight Phase:
Flight Type:
Survivors:
No
Schedule:
San Jose - Truckee
MSN:
411-0212
YOM:
1966
Crew on board:
1
Crew fatalities:
Pax on board:
3
Pax fatalities:
Other fatalities:
Total fatalities:
4
Captain / Total flying hours:
151
Captain / Total hours on type:
69.00
Circumstances:
While flying in poor weather conditions, the pilot lost control of the airplane that entered an uncontrolled descent and crashed in flames in an uninhabited area located in the region of Chilcoot. The aircraft was destroyed and all four occupants were killed.
Probable cause:
Uncontrolled descent and subsequent uncontrolled collision with ground after the pilot initiated flight in adverse weather conditions and suffered a spatial disorientation. The following contributing factors were reported:
- Low ceiling,
- IFR flight conditions,
- VFR flight not recommended.
Final Report:

Crash of a Cessna 411 off Yakutat: 7 killed

Date & Time: Aug 27, 1977
Type of aircraft:
Registration:
N4930T
Flight Phase:
Flight Type:
Survivors:
No
Schedule:
Juneau - Anchorage
MSN:
411-0130
YOM:
1965
Location:
Crew on board:
2
Crew fatalities:
Pax on board:
5
Pax fatalities:
Other fatalities:
Total fatalities:
7
Captain / Total flying hours:
2150
Captain / Total hours on type:
100.00
Circumstances:
En route from Juneau to Anchorage, while cruising in marginal weather conditions, the pilot reported engine problems when contact was lost. The airplane entered a spin and crashed into the ocean off Yakutat. Few debris and two dead bodies were found. The aircraft sank and was lost.
Probable cause:
Due to lack of evidences, the exact cause of the accident could not be determined. The following findings were reported:
- Powerplant failure for undetermined reasons,
- Icing conditions including sleet and freezing rain,
- Partial loss of power on one engine,
- Complete failure of one engine,
- Weather slightly worse than forecast,
- Ceiling 1,200 feet,
- Pilot reported securing engine n°2,
- Passengers recovered from bay,
- Aircraft damage and injury index presumed.
Final Report:

Crash of a Cessna 411 in Spring Valley Lake: 7 killed

Date & Time: Apr 1, 1977 at 1703 LT
Type of aircraft:
Operator:
Registration:
N9100V
Flight Phase:
Survivors:
No
Schedule:
Santa Ana - Logan
MSN:
411-0289
YOM:
1969
Crew on board:
1
Crew fatalities:
Pax on board:
6
Pax fatalities:
Other fatalities:
Total fatalities:
7
Captain / Total flying hours:
3242
Captain / Total hours on type:
1058.00
Circumstances:
Few minutes after takeoff from Santa Ana-John Wayne Airport, from climb to cruise, the twin engine airplane entered adverse weather conditions when control was lost. The airplane entered a dive and crashed near Spring Valley Lake. The aircraft disintegrated on impact and all seven occupants were killed. The wreckage was found a day later.
Probable cause:
Loss of control during climb to cruise after the pilot initiated flight in adverse weather conditions. The following contributing factors were reported:
- Improper in-flight decisions,
- Low ceiling,
- Fog,
- High obstructions,
- Below minimums.
Final Report:

Crash of a Cessna 411 in Fort Myers: 2 killed

Date & Time: Jan 25, 1977 at 1315 LT
Type of aircraft:
Registration:
N99JM
Flight Type:
Survivors:
No
Schedule:
Fort Myers - Fort Myers
MSN:
411-0093
YOM:
1965
Crew on board:
2
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
2
Captain / Total flying hours:
6022
Captain / Total hours on type:
10.00
Circumstances:
The crew was completing a local training flight at Fort Myers Airport. During a simulated single engine approach, the crew initiated a steep turn when the airplane stalled and crashed close to the runway. The aircraft was destroyed by a post crash fire and both occupants were killed.
Probable cause:
Stall on final approach after the pilot failed to maintain flying speed. The following contributing factors were reported:
- Inadequate supervision of flight,
- Unfavorable wind conditions.
Final Report:

Crash of a Cessna 411 in Berz-Macomb: 2 killed

Date & Time: Dec 29, 1976 at 1540 LT
Type of aircraft:
Operator:
Registration:
N411EF
Flight Type:
Survivors:
No
MSN:
411-0081
YOM:
1965
Crew on board:
1
Crew fatalities:
Pax on board:
1
Pax fatalities:
Other fatalities:
Total fatalities:
2
Captain / Total flying hours:
500
Circumstances:
While approaching Berz-Macomb Airport, the right engine failed. The pilot lost control of the airplane that entered an uncontrolled descent and crashed. Both occupants were killed.
Probable cause:
Engine failure and uncontrolled descent on final approach due to valve assemblies failure. The following contributing factors were reported:
- Material failure,
- Attempted operation beyond experience/ability level,
- Improper in-flight decisions,
- Failed to follow approved procedures,
- Improper emergency procedures,
- Partial loss of power on one engine,
- Forced landing off airport on land,
- 6th exhaust valve guide,
- Feathered engine capable of producing power,
- Not multi engine rated.
Final Report: