Crash of a Lockheed L-1049 Super Constellation in Miami

Date & Time: Apr 3, 1973 at 1420 LT
Registration:
N6906C
Flight Phase:
Flight Type:
Survivors:
Yes
Schedule:
Miami - Miami
MSN:
4020
YOM:
1952
Crew on board:
3
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
While taxiing at Miami-Intl Airport, the right main gear collapsed and the airplane came to a halt. All three crew members evacuated safely while the aircraft was later considered as damaged beyond repair.
Probable cause:
Failure of the right main gear due to hydraulic leak and material failure. The downlock mechanism failed to prevent the right gear from retract after hydraulic pressure loss for undetermined reason.
Final Report:

Crash of a Lockheed P-2H Neptune at South Weymouth NAS

Date & Time: Apr 2, 1973
Type of aircraft:
Operator:
Registration:
141250
Flight Type:
Survivors:
Yes
MSN:
726-7122
Crew on board:
0
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
Suffered an accident at South Weymouth NAS. There were no casualties.

Crash of a Piper PA-31-310 Navajo in Niles: 2 killed

Date & Time: Mar 31, 1973 at 2053 LT
Type of aircraft:
Registration:
N300X
Survivors:
No
Schedule:
Owensboro - Niles
MSN:
31-412
YOM:
1968
Crew on board:
1
Crew fatalities:
Pax on board:
1
Pax fatalities:
Other fatalities:
Total fatalities:
2
Captain / Total flying hours:
16770
Captain / Total hours on type:
376.00
Circumstances:
The pilot started the approach to Niles-Jerry Tyler by night and in poor weather conditions. On final, due a visibility limited to a half of mile, he decided to descend below the minimal descent altitude when the aircraft struck trees and crashed in flames. The aircraft was destroyed and both occupants were killed.
Probable cause:
Improper IFR operation on part of the pilot who took improper in-flight decisions. The following factors were reported:
- Low ceiling, rain, fog and thunderstorm activity,
- Visibility limites to half a mile,
- Descended below MDA in known thunderstorm conditions.
Final Report:

Crash of a De Havilland DHC-6 Twin Otter 100 in Savoy: 1 killed

Date & Time: Mar 26, 1973 at 0510 LT
Operator:
Registration:
N7705
Flight Phase:
Survivors:
No
Schedule:
Savoy - Chicago
MSN:
5
YOM:
1966
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
1
Captain / Total flying hours:
2745
Captain / Total hours on type:
60.00
Circumstances:
After takeoff from Savoy-Willard Airport, while in initial climb, the airplane encountered difficulties to gain height, stalled and crashed in flames in an open field. The pilot, sole on board, was killed.
Probable cause:
Inadequate preflight preparation on part of the pilot who failed to realize that the gust locks were still engaged at takeoff. Unfavorable wind conditions was considered as a contributing factor.
Final Report:

Crash of a Beechcraft E18S off Cleveland: 1 killed

Date & Time: Mar 20, 1973
Type of aircraft:
Registration:
N1900R
Flight Phase:
Survivors:
No
Schedule:
Cleveland - Detroit
MSN:
BA-25
YOM:
1955
Location:
Crew on board:
1
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
1
Captain / Total flying hours:
22000
Captain / Total hours on type:
1000.00
Circumstances:
Crashed into Lake Erie en route from Cleveland to Detroit. The wreckage was never found.
Probable cause:
Due to lack of evidences, the cause of the accident could not be determined.
Final Report:

Crash of a Rockwell Grand Commander 680 in Oklahoma City: 3 killed

Date & Time: Mar 18, 1973 at 1620 LT
Registration:
N7312
Flight Type:
Survivors:
No
Schedule:
Muskogee - Oklahoma City - Houston
MSN:
680-476-146
YOM:
1957
Crew on board:
1
Crew fatalities:
Pax on board:
2
Pax fatalities:
Other fatalities:
Total fatalities:
3
Captain / Total flying hours:
1300
Circumstances:
On final approach, the twin engine airplane was too low and struck power cables. It stalled and crashed in flames few dozen yards short of runway, killing all three occupants.
Probable cause:
The pilot misjudged distance and altitude on final approach, causing the aircraft to hit power cables and to crash. High obstructions were considered as a contributory factor.
Final Report:

Crash of a Lockheed P-3B-70-LO Orion off Brunswick: 5 killed

Date & Time: Mar 15, 1973 at 1400 LT
Type of aircraft:
Operator:
Registration:
152749
Flight Phase:
Flight Type:
Survivors:
No
Schedule:
Brunswick - Brunswick
MSN:
185-5189
YOM:
1966
Location:
Crew on board:
5
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
5
Circumstances:
The aircraft was completing a training flight out of Brunswick NAS when it crash in unknown circumstances into the Atlantic Ocean about 40 miles offshore. The wreckage sank by a depth of 300-600 feet. All five crew members were killed.
Probable cause:
The cause of the accident could not be determined.

Crash of a Beechcraft A90 King Air in Portland: 2 killed

Date & Time: Mar 13, 1973 at 1138 LT
Type of aircraft:
Operator:
Registration:
N791K
Flight Type:
Survivors:
Yes
Schedule:
Portland - Portland
MSN:
LJ-253
YOM:
1967
Location:
Crew on board:
2
Crew fatalities:
Pax on board:
1
Pax fatalities:
Other fatalities:
Total fatalities:
2
Captain / Total flying hours:
2896
Captain / Total hours on type:
500.00
Circumstances:
The crew (two pilots under supervision and one instructor) was engaged in a local training mission at Portland Airport. On short final, at a height of 10-15 feet in a gear down and flaps 80% down configuration, the pilot-in-command initiated a go-around and added full power when the right engine lost power. The airplane stalled and crashed in flames onto the runway. The instructor was seriously injured and both pilots were killed. The aircraft was destroyed.
Probable cause:
Loss of control during the last segment after the right engine failed for undetermined reasons. The following factors were reported:
- ATR flight check,
- Go-around initiated about 10-15 feet about ground,
- Flaps 80% down, gear down.
Final Report:

Crash of a MBB HFB-320 Hansa Jet in Phoenix

Date & Time: Mar 9, 1973 at 2024 LT
Type of aircraft:
Operator:
Registration:
N320MC
Survivors:
Yes
Schedule:
San Francisco - San Diego - Phoenix - Santa Fe
MSN:
1034
YOM:
1968
Crew on board:
2
Crew fatalities:
Pax on board:
5
Pax fatalities:
Other fatalities:
Total fatalities:
0
Captain / Total flying hours:
11672
Captain / Total hours on type:
1200.00
Circumstances:
The crew was completing a flight from San Francisco to Santa Fe with intermediate stops in San Diego and Phoenix. At Sky Harbor Airport, the airplane landed on its belly, slid for several dozen yards and came to rest in flames. While all seven occupants escaped uninjured, the aircraft was destroyed.
Probable cause:
On approach, the crew failed to use the checklist and forgot to extend the landing gear.
Final Report:

Crash of a Douglas C-47-DL in Silk Hope: 14 killed

Date & Time: Mar 8, 1973 at 0910 LT
Operator:
Registration:
0-50781
Flight Phase:
Flight Type:
Survivors:
No
Schedule:
Fort Bragg - Fort Bragg
MSN:
14953/26398
YOM:
1943
Crew on board:
3
Crew fatalities:
Pax on board:
11
Pax fatalities:
Other fatalities:
Total fatalities:
14
Circumstances:
The aircraft was engaged in a training sortie from Fort Bragg-Simmons AAF and was carrying 11 members of the USA Army Parachute Team Golden Knights, two pilots and a crew chief. About an hour after its departure, while cruising in poor weather conditions, the airplane went out of control and crashed in an open field. All 14 occupants were killed.
Probable cause:
It was determined that the accident was caused by the fact that the aircraft was overloaded. Apparently, a heavy metal plating floor had been added in Vietnam but not entered in the log book.