PT Airfast Indonesia Bell 412SP accident
Bell 412SP · Accident en route
From Dodo Camp to Lemurung Camp
Event
- NTSB case
- WPR11WA476
- Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
- Accident
- InvestigationHow far the investigation had got when the record was published: preliminary, ongoing, final or completed. Unknown where the source does not say. Glossary
- Unknown · led by another country; figures from NTSB notifications
- API-reported fatalities
- 2 · all aircraft and ground
- Ground fatalities
- Unknown
- OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
- Charter & commuter
- WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
- Not recorded
Bell 412SP
- Aircraft type
- Bell 412
- Category
- Helicopter
- RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
- PK-OVC
- Operator
- PT Airfast Indonesia
- Onboard fatalities
- Unknown
- Route
- From Dodo CampTo Lemurung Camp
- Aircraft age
- Not recorded
- Flight rulesThe regulations the flight operated under: in the US, Part 91 (general aviation), Part 121 (airlines), Part 135 (air taxi and commuter) and others; for flights abroad, the NTSB's coarser commercial or non-commercial code. Glossary
- Non-U.S., Commercial
- Phase of flightThe stage of the flight when things started to go wrong: standing, taxi, takeoff, initial climb, en route, maneuvering, approach or landing. Glossary
- En route · cruise
- Defining eventThe single coded event the NTSB judges best describes what happened (records from 2008 on). Older records name the first occurrence in the sequence instead. Glossary
- Unknown or undetermined
- DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
- Substantial
Cause areas
No findings designated as a cause are recorded in the NTSB data yet.
Approximate · Coordinates as recorded by the NTSB; no uncertainty radius is established.
NTSB narrative
On September 25, 2011, at 1341 local time (0541 UTC) a Bell Helicopter 412SP, Indonesia registry PK-OVC, crashed in a jungle under unknown circumstances 150 kilometers east of Selaparang Airport, Mataram, West Nusa Tenggara, Indonesia. The Helicopter was operated by PT Airfast Indonesia under the pertinent provisions of the Indonesia Civil Aviation Regulations and was on a cargo flight. The helicopter sustained substantial damage and both crew members were fatally injured. The flight originated at Dodo Camp Airport and was destined for Lemurung Camp. This report is for informational purposes and only contains information released by the government of Indonesia.
The accident is under the jurisdiction of, and is being investigated by, the National Transportation Safety Committee (NTSC) of the government of Indonesia. Any further information can be obtained by contacting the NTSC:
Ministry of Transportation Building, 3rd Floor Jl. Medan Merdeka Timur No. 5 Jakarta, Indonesia
Telephone 62 21 3517606 Facsimile 62 21 3517606
www.dephub.go.id/knkt
Email knkt@dephub.go.id
Verbatim NTSB factual narrative from the NTSB dataset
Sources
NTSB record WPR11WA476
- Event ID
- 20110930X33258
- Case number
- WPR11WA476
- Dataset
- full-current
- Source SHA-256
- 5cf380f0061817c0331a6b2d8cc7e0ee3a79bea469a1001dc5c10e56f35f5ab3
Source notes (4)
- Unreviewed is an editorial label, not an investigation status. API-sourced is not report-checked or human-reviewed. Explicit event totals are used without summing aircraft injury tables; onboard allocation is withheld. Unknown values remain unknown. The operation category is mapped from the NTSB-reported FAR part and has not been reviewed.
- No bulk values were replaced by the NTSB case API.
- The date is the local date, which is the same as the UTC date the NTSB stores.
- API snapshot SHA-256: 919b8cc9d1d181ac3b680e1228a07bd37470a829a8113323ea825eb1aaa17ce2; retrieved 2026-09-13T21:52:56.527Z.