Crash of a Cessna 340 in Amarillo: 1 killed

Date & Time: Feb 16, 1978 at 1349 LT
Type of aircraft:
Operator:
Registration:
N39L
Survivors:
Yes
Schedule:
Enid - Amarillo
MSN:
340-0210
YOM:
1973
Crew on board:
1
Crew fatalities:
Pax on board:
5
Pax fatalities:
Other fatalities:
Total fatalities:
1
Captain / Total flying hours:
1599
Captain / Total hours on type:
258.00
Circumstances:
On approach to Amarillo Airport in marginal weather conditions, the pilot failed to realize his altitude was insufficient when the airplane struck wires and crashed in flames in a field. A passenger was killed while five other occupants were injured.
Probable cause:
Collision with wires during traffic pattern-circling after the pilot diverted attention from operation of aircraft. The following contributing factors were reported:
- Misjudged altitude,
- Snow covered,
- Low ceiling,
- Snow,
- Visibility 3 miles or less.
Final Report:

Crash of a Learjet 25B in Amarillo

Date & Time: Oct 5, 1977 at 1943 LT
Type of aircraft:
Operator:
Registration:
N100EP
Flight Phase:
Survivors:
Yes
Schedule:
Amarillo - Houston
MSN:
25-138
YOM:
1974
Crew on board:
2
Crew fatalities:
Pax on board:
1
Pax fatalities:
Other fatalities:
Total fatalities:
0
Captain / Total flying hours:
3250
Captain / Total hours on type:
920.00
Circumstances:
During the takeoff roll, just prior to liftoff, control was lost. The airplane veered off runway and crashed in flames. All three occupants escaped with minor injuries while the aircraft was destroyed.
Probable cause:
Collision with ground during takeoff due to inadequate supervision of flight. The following contributing factors were reported:
- Simulated conditions,
- Pilot-in-command non CFI,
- Pulled engine at Vr,
- Copilot with no Learjet dual instruction made takeoff.
Final Report:

Crash of a Piper PA-31-350 Navajo Chieftain in Austin

Date & Time: Aug 15, 1977 at 1521 LT
Operator:
Registration:
N74906
Flight Phase:
Flight Type:
Survivors:
Yes
Schedule:
Austin - Galveston
YOM:
1973
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Captain / Total flying hours:
996
Captain / Total hours on type:
280.00
Circumstances:
At liftoff, the twin engine rolled to the right and crashed in flames. The aircraft was destroyed by a post crash fire and the pilot, sole on board, was slightly injured.
Probable cause:
Stall during takeoff run after the pilot attempted operation with known deficiencies in equipment. The following contributing factors were reported:
- Improper maintenance,
- Exhaust system: external supercharger,
- Failed to obtain flying speed,
- Premature liftoff,
- Misused or failed to used flaps,
- Weste gate pivot pin p/n 400460-817 missing on right supercharger,
- Past history of power problems.
Final Report:

Crash of a Piper PA-31-310 Navajo in Normana

Date & Time: May 3, 1977 at 1325 LT
Type of aircraft:
Registration:
N6578L
Flight Phase:
Flight Type:
Survivors:
Yes
Schedule:
Austin - McAllen
MSN:
31-503
YOM:
1969
Location:
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Captain / Total flying hours:
3100
Circumstances:
While in cruising altitude, the right engine caught fire and failed. The pilot reduced his altitude and completed an intentional wheels-up landing in a pasture. The airplane slid on its belly and came to rest. The pilot was uninjured while the aircraft was damaged beyond repair.
Probable cause:
Engine fire in flight due to improper maintenance. The following contributing factors were reported:
- Inadequate maintenance and inspection,
- Engine structure - valve assemblies missing,
- Intentional wheels-up landing,
- Fire in engine,
- Suspected or known aircraft damage,
- Three valve cover screws missing from both center cylinder on right engine, ten others loose.
Final Report:

Crash of a Mitsubishi MU-2B-35 Marquise near Austin: 1 killed

Date & Time: Mar 18, 1977 at 1602 LT
Type of aircraft:
Operator:
Registration:
N777MA
Flight Phase:
Survivors:
No
Schedule:
San Angelo - Houston
MSN:
559
YOM:
1972
Location:
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
1
Captain / Total flying hours:
10800
Captain / Total hours on type:
3900.00
Circumstances:
While in cruising altitude, the twin engine airplane entered an uncontrolled and crashed in flames in an open field. The pilot, sole on board, was killed.
Probable cause:
The exact cause of the loss of control and the subsequent accident could not be determined.
Final Report:

Crash of a Beechcraft D18S in McAllen: 1 killed

Date & Time: Feb 19, 1977 at 1047 LT
Type of aircraft:
Registration:
N762D
Flight Phase:
Flight Type:
Survivors:
No
Schedule:
McAllen - Laredo
MSN:
A-803
YOM:
1952
Location:
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
1
Captain / Total flying hours:
13258
Captain / Total hours on type:
2002.00
Circumstances:
Just after takeoff from McAllen-Miller Airport, while in initial climb, the left engine failed. The airplane rolled to the left then lost height and crashed in flames. The pilot, sole on board, was killed.
Probable cause:
Failure of the left engine during initial climb, stall and uncontrolled descente. The following contributing factors were reported:
- Inadequate preflight preparation,
- Water in fuel,
- Failed to maintain flying speed,
- Aircraft last refueled on 21 October 1976 and parked outside,
- No witnesses observed preflight inspection.
Final Report:

Crash of a Swearingen SA226T Merlin IIIA in San Antonio: 2 killed

Date & Time: Feb 3, 1977 at 0054 LT
Registration:
N34SM
Survivors:
No
Schedule:
Seattle – San Antonio
MSN:
T-263
YOM:
1976
Crew on board:
2
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
2
Captain / Total flying hours:
18812
Captain / Total hours on type:
283.00
Circumstances:
While approaching San Antonio Airport by night, the crew encountered poor weather conditions with low ceiling, rain and fog. Too low, the airplane struck trees and crashed in flames few miles short of runway 12R. It was destroyed by a post crash fire and both pilots were killed.
Probable cause:
Collision with trees on initial approach due to improper IFR operation. The following contributing factors were reported:
- Low ceiling (200 feet),
- Rain,
- Fog,
- Cleared for ILS approach runway 12R, navigation receiver turned to frequency for ILS approach to runway 03R.
Final Report:

Crash of a Rockwell Grand Commander 680E in Mineral

Date & Time: Dec 9, 1976
Operator:
Registration:
N344V
Flight Type:
Survivors:
Yes
MSN:
680-0770-46
YOM:
1959
Location:
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
While completing an illegal drug transportation flight, the pilot elected to land on a private terrain when the airplane struck power cables and crashed in flames. The aircraft was destroyed and pilot was not found.
Probable cause:
Collision with wires/poles after the pilot failed to see and avoid objects or obstructions. The following contributing factors were reported:
- High obstructions,
- Illegal flight,
- Aircraft believed burned by pilot.
Final Report:

Crash of a Douglas C-117B Skytrain near Victoria: 5 killed

Date & Time: Nov 30, 1976
Type of aircraft:
Operator:
Registration:
N2010
Flight Phase:
Survivors:
No
Site:
MSN:
18549/34130
YOM:
1945
Location:
Crew on board:
2
Crew fatalities:
Pax on board:
3
Pax fatalities:
Other fatalities:
Total fatalities:
5
Circumstances:
The airplane and its crew were engaged in a special operation to disperse sterile screw worms on behalf of the US Department of Agriculture. While flying at an altitude of 5,500 feet in marginal weather conditions and limited visibility, the airplane struck a mountain and was destroyed. All five occupants have been killed.

Crash of a Beechcraft D18S in Sachse

Date & Time: Nov 19, 1976 at 2250 LT
Type of aircraft:
Registration:
N2050D
Flight Phase:
Flight Type:
Survivors:
Yes
Schedule:
Dallas - Huntington
MSN:
A-849
YOM:
1952
Location:
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Captain / Total flying hours:
1900
Captain / Total hours on type:
100.00
Circumstances:
While in normal cruise, the aft cargo door opened. The pilot shut down the right engine and attempted an emergency landing when the airplane struck power cables and crashed. The pilot was slightly injured while the aircraft was damaged beyond repair.
Probable cause:
Collision with wires/poles on final approach after inadequate preflight preparation. The following contributing factors were reported:
- Improperly secures,
- Improper action,
- Forced landing off airport on land,
- Door/panel open in flight,
- Lateral control problem,
- Aft cargo door opened in flight,
- Unmaintained altitude.
Final Report: