Crash of a Casa-Nurtanio CN235-100 on Mt Puntang: 31 killed

Date & Time: Oct 18, 1992 at 1330 LT
Operator:
Registration:
PK-MNN
Flight Phase:
Survivors:
No
Site:
Schedule:
Semarang - Bandung
MSN:
N013
YOM:
1990
Flight number:
MZ5601
Country:
Region:
Crew on board:
4
Crew fatalities:
Pax on board:
27
Pax fatalities:
Other fatalities:
Total fatalities:
31
Circumstances:
The crew initiated the descent to Bandung-Husein Sastranegara Airport and encountered poor weather conditions with heavy rain falls. Too low, the aircraft struck the slope of Mt Puntang located about 25 km south of Bandung Airport. The aircraft disintegrated on impact and all 31 occupants were killed.
Probable cause:
Controlled flight into terrain after the crew initiated the descent prematurely for unknown reasons.

Crash of a Vickers 843 Viscount in Banjarmasin

Date & Time: Aug 28, 1992
Type of aircraft:
Operator:
Registration:
PK-IVX
Flight Phase:
Survivors:
Yes
MSN:
454
YOM:
1963
Country:
Region:
Crew on board:
6
Crew fatalities:
Pax on board:
71
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
After takeoff from Banjarmasin-Syamsudin Noor Airport, while climbing, the crew declared an emergency after the engine n°2 caught fire. The crew shut down the engine, feathered its propeller and returned to the airport. A normal landing was completed and the crew stopped the aircraft on the main runway. All 77 occupants evacuated safely while the aircraft was destroyed by fire.
Probable cause:
Failure and fire on engine n°2 for unknown reasons.

Crash of a Vickers 816 Viscount in Ambon: 70 killed

Date & Time: Jul 24, 1992 at 1630 LT
Type of aircraft:
Operator:
Registration:
PK-RVU
Survivors:
No
Site:
Schedule:
Jakarta - Surabaya - Ujung Pandang - Ambon
MSN:
434
YOM:
1959
Flight number:
RI660
Country:
Region:
Crew on board:
7
Crew fatalities:
Pax on board:
63
Pax fatalities:
Other fatalities:
Total fatalities:
70
Circumstances:
On approach to Ambon-Pattimura Airport, the crew encountered bad weather conditions with heavy rain falls. At an altitude of 2,300 feet, the four engine aircraft struck the slope of Mt Lalaboy located 14 km southwest of runway 04 threshold. The aircraft disintegrated on impact and all 70 occupants were killed.
Probable cause:
Controlled flight into terrain after the crew was approaching the airport at an insufficient altitude, maybe following instrument misreading or malfunction.

Crash of a Casa 212-A4 Aviocar 100 off Batu Islands: 3 killed

Date & Time: Jun 25, 1992
Type of aircraft:
Operator:
Registration:
PK-VSM
Flight Phase:
Flight Type:
Survivors:
No
Schedule:
Singapore - Pontianak
MSN:
116/17N
YOM:
1979
Country:
Region:
Crew on board:
3
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
3
Circumstances:
The twin engine aircraft departed Singapore-Seletar Airport on a cargo flight to Pontianak, carrying three crew members and a load consisting of engine spare parts. About 65 minutes into the flight, the captain informed ATC about the failure of the right engine. The aircraft then descended with a rate of 200 feet per minute until the altitude of 3,500 feet when the last radio contact was recorded. The airplane crashed in the sea about 128 km west of Pontianak, in the region of Batu Islands. Few debris were found floating on water but no trace of the three occupants.
Probable cause:
It is believed that the right engine failed in flight because the aircraft was overloaded. It was reported that no mission order or any weight & balance sheet have been published prior to departure.

Crash of a Britten-Norman BN-2A-2 Trislander III near Sampit: 17 killed

Date & Time: Oct 25, 1991
Type of aircraft:
Operator:
Registration:
PK-KTC
Flight Phase:
Survivors:
No
Site:
Schedule:
Palangkaraya - Sampit
MSN:
1017
YOM:
1975
Country:
Region:
Crew on board:
2
Crew fatalities:
Pax on board:
15
Pax fatalities:
Other fatalities:
Total fatalities:
17
Circumstances:
Upon arrival in Sampit, the crew encountered poor weather conditions and the captain decided to initiate a go-around and to follow a holding circuit for weather improvement. The aircraft turned for about three hours over the area when it crashed in a mountainous area located few km from Sampit. All 17 occupants were killed.
Probable cause:
It is believed that the crew lost control of the airplane following a triple engine failure due to a fuel exhaustion.

Crash of a Cessna 402A in Ketapang: 1 killed

Date & Time: Oct 8, 1991
Type of aircraft:
Operator:
Registration:
PK-WWE
Survivors:
Yes
MSN:
402A-0002
YOM:
1979
Country:
Region:
Crew on board:
1
Crew fatalities:
Pax on board:
8
Pax fatalities:
Other fatalities:
Total fatalities:
1
Circumstances:
On final approach to Ketapang Airport, the twin engine aircraft crashed in unknown circumstances few hundred metres short of runway threshold. A passenger was killed while eight other occupants were injured.

Crash of a Lockheed C-130H-30 Hercules in Jakarta: 135 killed

Date & Time: Oct 5, 1991 at 1500 LT
Type of aircraft:
Operator:
Registration:
A-1324
Flight Phase:
Flight Type:
Survivors:
No
Site:
Schedule:
Jakarta - Bandung
MSN:
4927
YOM:
1982
Country:
Region:
Crew on board:
12
Crew fatalities:
Pax on board:
122
Pax fatalities:
Other fatalities:
Total fatalities:
135
Circumstances:
The four engine aircraft was returning to Bandung, carrying 122 airmen who had just took part to the annual Armed Forces Day ceremony at Jakarta-Halim Perdanakusuma Airport. One minute after takeoff, while in initial climb, the crew declared an emergency and reported engine problems. After being cleared to return for an emergency landing, the crew lost control of the airplane that stalled and crashed on a building housing the Department of Labour. A passenger survived while 133 other occupants were killed as well as two security guards working in the building.
Probable cause:
Loss of control after the engine n°3 caught fire during initial climb for unknown reasons.

Crash of a Britten-Norman BN-2A-21 Islander in Sampit: 3 killed

Date & Time: Sep 3, 1991
Type of aircraft:
Operator:
Registration:
PK-VIP
Flight Phase:
Survivors:
Yes
Schedule:
Sampit - Palangkaraya
MSN:
752
YOM:
1975
Country:
Region:
Crew on board:
2
Crew fatalities:
Pax on board:
8
Pax fatalities:
Other fatalities:
Total fatalities:
3
Circumstances:
After takeoff from Sampit Airport, while climbing, the right engine lost power. The crew initiated a left turn in an attempt to return to the airport when the aircraft stalled and crashed in the Mentaya River. Both pilots and a passenger were killed, all seven other occupants were injured.
Probable cause:
Loss of power on the right engine during initial climb for unknown reasons.

Crash of a Piper PA-31-350 Navajo Chieftain in Bengkalis: 5 killed

Date & Time: Jul 10, 1991
Operator:
Registration:
PK-PNR
Flight Phase:
Survivors:
No
Location:
Country:
Region:
Crew on board:
1
Crew fatalities:
Pax on board:
4
Pax fatalities:
Other fatalities:
Total fatalities:
5
Circumstances:
The twin engine aircraft departed Simpang Tiga on an executive flight, carrying four passengers and one pilot. En route, the aircraft suffered a structural failure, entered a dive and crashed in a wooded area located near Bengkalis. All five occupants were killed.
Probable cause:
Maneuver beyond the flight envelope was executed, so that the structure failed and the aircraft disintegrated.

Crash of a Fokker F27 Friendship 600 near Banyutami

Date & Time: Jun 5, 1991
Type of aircraft:
Operator:
Registration:
PK-JFF
Flight Phase:
Flight Type:
Survivors:
Yes
Schedule:
Surabaya - Surabaya
MSN:
10410
YOM:
1969
Country:
Region:
Crew on board:
2
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
0
Circumstances:
The crew departed Surabaya-Juanda Airport on a training flight. While cruising at an altitude of 9,000 feet about 64 km northwest of Surabaya, the crew attempted stalls without engine power when the aircraft lost height and descended to 1,500 feet. The crew attempted an emergency landing when the aircraft struck an electric pole and crashed on a sandy area. Both pilots were injured and the aircraft was destroyed.