Crash of a Convair CV-440-35 Metropolitan in Santa Rosa del Sara: 4 killed

Date & Time: Apr 20, 1985
Registration:
CP-1489
Flight Phase:
Flight Type:
Survivors:
No
MSN:
319
YOM:
1956
Country:
Crew on board:
3
Crew fatalities:
Pax on board:
1
Pax fatalities:
Other fatalities:
Total fatalities:
4
Circumstances:
After takeoff, while in initial climb, the airplane banked right, lost height and crashed, bursting into flames. All four occupants were killed.
Probable cause:
Failure of the right engine just after liftoff for unknown reasons.

Crash of a Boeing 727-225 on Mt Nevado Illimani: 29 killed

Date & Time: Jan 1, 1985 at 2030 LT
Type of aircraft:
Operator:
Registration:
N819EA
Flight Phase:
Survivors:
No
Site:
Schedule:
Asunción - La Paz
MSN:
22556
YOM:
1982
Flight number:
EA980
Country:
Crew on board:
10
Crew fatalities:
Pax on board:
19
Pax fatalities:
Other fatalities:
Total fatalities:
29
Circumstances:
After crossing Dakon intersection about 55 NM southeast of La Paz, the crew was cleared to descend from FL250 to FL180. The crew deviated from the prescribed route apparently to avoid bad weather when, at an altitude of 19,600 feet, the aircraft struck the slope of Mt Nevado Illimani (6,400 meters high) located 43 km southeast from runway 28. The aircraft disintegrated on impact and all 29 occupants were killed.
Probable cause:
Controlled flight into terrain after the crew failed to realize his altitude and path were incorrect while cruising in limited visibility due to the night and clouds up to 9,000 meters.

Crash of a Convair CV-440-12 Metropolitan in La Paz

Date & Time: Oct 22, 1984
Operator:
Registration:
TAM-46
Flight Type:
Survivors:
Yes
MSN:
373
YOM:
1956
Country:
Crew on board:
0
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
On final approach to La Paz-El Alto Airport, the crew was forced to make an emergency landing. The aircraft crash landed in a field short of runway threshold and came to rest. There were no casualties.

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

Date & Time: May 22, 1984 at 1200 LT
Type of aircraft:
Operator:
Registration:
CP-1788
Flight Phase:
Flight Type:
Survivors:
Yes
Schedule:
Santa Cruz - Cerro Colorado
Country:
Crew on board:
1
Crew fatalities:
Pax on board:
7
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
En route from Santa Cruz to Cerro Colorado, one of the engine partially failed and its temperature increased. The pilot decided to make an emergency landing. All eight occupants escaped with minor injuries while the aircraft was destroyed by a post crash fire due to engine explosion.

Crash of a Curtiss C-46D-20-CU Commando in San Borja

Date & Time: May 6, 1984
Type of aircraft:
Registration:
CP-974
Flight Type:
Survivors:
Yes
MSN:
22363
YOM:
1945
Country:
Crew on board:
3
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
After takeoff from runway 18 at San Borja-Capitán Germán Quiroga Guardia Airport, while climbing, the crew reported the failure of the left engine and was cleared to return for an emergency landing. After touchdown, the crew made a ground loop at the end of the runway and the aircraft came to rest. All three crew members escaped uninjured while the aircraft was damaged beyond repair.
Probable cause:
Failure of the left engine during initial climb for unknown reasons.

Crash of a Douglas C-54S Skymaster in Rurrenabaque: 5 killed

Date & Time: Mar 24, 1984
Type of aircraft:
Operator:
Registration:
CP-1206
Flight Phase:
Flight Type:
Survivors:
No
MSN:
10559
YOM:
1945
Country:
Crew on board:
3
Crew fatalities:
Pax on board:
2
Pax fatalities:
Other fatalities:
Total fatalities:
5
Circumstances:
After takeoff from Rurrenabaque Airport, while climbing, the four engine aircraft stalled and crashed in a wooded area. All five occupants were killed.
Probable cause:
It was determined that two engines lost power or failed simultaneously during initial climb.

Crash of a Fairchild F27M on Mt Pilón: 23 killed

Date & Time: Mar 16, 1984
Type of aircraft:
Operator:
Registration:
CP-862
Flight Phase:
Survivors:
No
Site:
Schedule:
Trinidad - San Borja
MSN:
127
YOM:
1968
Country:
Crew on board:
3
Crew fatalities:
Pax on board:
20
Pax fatalities:
Other fatalities:
Total fatalities:
23
Circumstances:
The crew started the descent to San Borja-Capitán Germán Quiroga Guardia Airport in limited visibility when, at an altitude of 3,000 meters, the aircraft struck the slope of Mt Pilón located about 80 km southwest of San Borja Airport. The aircraft disintegrated on impact and all 23 occupants were killed.
Probable cause:
For unknown reasons, the crew started the descent prematurely and the accident was the result of a controlled flight into terrain.

Crash of a Douglas EC-54U Skymaster in Cochabamba: 1 killed

Date & Time: Jan 13, 1984
Type of aircraft:
Operator:
Registration:
CP-1090
Flight Type:
Survivors:
Yes
Schedule:
Cochabamba - La Paz
MSN:
36036
YOM:
1945
Country:
Crew on board:
3
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
1
Circumstances:
After takeoff from Cochabamba-Jorge Wilsterman Airport, while climbing, the engine n°2 failed. The crew was cleared to return for an emergency landing but the aircraft was unstable on final. Upon touchdown, the aircraft went out of control, veered off runway to the left and came to rest in a drainage ditch. A crew member was killed while two others were injured.
Probable cause:
Failure of the engine n°2 after takeoff for unknown reasons.

Crash of a Curtiss C-46D-10-CU Commando in San Borja

Date & Time: Nov 10, 1983
Type of aircraft:
Registration:
CP-1077
Flight Phase:
Flight Type:
Survivors:
Yes
MSN:
32968
YOM:
1944
Country:
Crew on board:
3
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
Shortly after takeoff from San Borja-Capitán Germán Quiroga Guardia Airport, while climbing, one of the engine failed. The crew attempted an emergency landing when the aircraft crash landed on a road located by the airport. All three crew members escaped uninjured while the aircraft was damaged beyond repair.
Probable cause:
Engine failure during initial climb for unknown reasons.