# NTSB CEN10WA309: Robinson Helicopter R44, Horten, Norway, Norway, January 27, 2010

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Foreign investigation
- Date: January 27, 2010, 13:23 local (13:23 UTC)
- Place: Horten, Norway, Norway
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Defining event: [Enroute: Loss of control in flight](https://openairdocs.org/ntsb-events/240)
- Highest injury: Fatal
- Injuries: 4 fatal
- Status: Led by another country's authority
- NTSB office: Central Region
- Lead agency: Other
- Parties: Robinson Helicopter Company, Accident Investigation Board of Norway
- NTSB case key (mKey): 76254
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CEN10WA309
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/76254/pdf
- NTSB docket: https://data.ntsb.gov/Docket?ProjectID=76254
- Page: https://openairdocs.org/ntsb/CEN10WA309

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Enroute: Loss of control in flight](https://openairdocs.org/ntsb-events/240) (defining event); cases with it: [All aircraft, 5,002 cases](https://openairdocs.org/ntsb-events/240/sequence.md)

## Factual narrative

On January 27, 2010, at 1323 coordinated universal time (UTC), a Robinson Helicopter Company model R44, s/n 0024, Norwegian registration LN-OCV, was substantially damaged when it impacted Oslofjord, near Horten, Norway. The pilot and 3 passengers were fatally injured. Marginal visual meteorological conditions prevailed at the time of the accident. The flight departed the Brunstad Conference Center near Mellsomvik, Norway, at 1313 UTC, and was en route to Bygdøy, near Oslo, Norway. The investigation is under the jurisdiction of the Norwegian government. Further information may be obtained from: Accident Investigation Board of Norway P.O. Box 213 N-2001 Lillestrøm Norway Phone: + 47 63 89 63 00 Fax: + 47 63 89 63 01 E-mail: post@aibn.no Webpage: http://www.aibn.no This report is for informational purposes only and contains only information released by or obtained from the Accident Investigation Board of Norway.

## Aircraft

- Registration: LN-OCV (not matched to a registry record)
- Reported make and model: Robinson Helicopter Company R44
- Category: Helicopter
- Serial number: 0024
- Airframe hours: 2420
- Engines: Textron Lycoming O-540 reciprocating
- Damage: Substantial damage
- Operator: Midtnorsk Helikopterservice AS
- Registered owner: Helify Maintenance AS
- Airworthiness certificate: Unknown
- Departed: Brunstad
- Destination: Oslo
- Flight plan: Unknown

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 34; injuries: fatal; foreign; medical: unknown; flight hours: 255 total, 130 in this make and model

## Weather

- Conditions: Visual (VMC)

## Docket (1 files)

The files NTSB released with the investigation on June 9, 2010, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=76254. 37 KB in all.

- CEN10WA309 -- Docket Placeholder (item 1, .PDF, 37 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40331033&FileExtension=.PDF&FileName=CEN10WA309%20--%20Docket%20Placeholder-Master.PDF

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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