# Accident 20190429006559A: Robinson Helicopter R44, Kailua, HI, April 29, 2019

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 29, 2019, 09:10 local time
- Place: Kailua, HI
- Damage: Destroyed
- Phase of flight: Cruise/Level Flight
- Operating rules: Air taxi and commuter (Part 135)
- Operator: 2NVA
- Location: 21.4033° N, 157.7645° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=21.4033&lon=-157.7645&mi=10
- Aircraft: N808NV, a cancelled registration (https://openairdocs.org/deregistered/N808NV-2019-09-25) (OpenAirDocs)
- Registry model: Robinson Helicopter R44 (registry code 7640120, https://openairdocs.org/model/robinson-helicopter-r44) (OpenAirDocs)
- Registry engine: Lycoming O-540-F1B5 (registry code 42353, https://openairdocs.org/engine/lycoming-o-540-f1b5) (OpenAirDocs)
- Reported make and model: ROBINSON HELICOPTER R44
- Reported engine: LYCOMING O-540-F1B5
- People aboard: 3
- Fatal injuries: 3
- Other injuries: 0
- Pilot certificates: Commercial pilot, flight instructor
- Pilot flight hours: 525 total, 333 in this make and model
- NTSB investigation: [NTSB WPR19FA123](https://openairdocs.org/ntsb/WPR19FA123) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20190429006559A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

AT APPROXIMATELY 0910L, AIRCRAFT EXPERIENCED SEVERE TEETERING OF THE MAIN

ROTOR SYSTEM RESULTING IN PENETRATION OF THE MAIN ROTOR BLADES INTO THE

FUSELAGE THROUGH THE PASSENGER/CREW COMPARTMENT WITH INFLIGHT BREAK UP.

AIRCRAFT CRASHED ONTO ONEAWA ST. IN KAILUA, HI., 745 ONEAWA ST.

MAIN FUEL TANK SEPARATED FROM THE AIRCRAFT AND IMPACTED PARKED VEHICLE IN

DRIVEWAY,^PRIVACY DATA OMITTED^ DRIVEWAY IS ON KALOLINA ST.

MAIN DEBRIS FIELD CENTERED ON KAILUA RACQUET CLUB, 629 ONEAWA ST.

PIECE OF MAIN ROTOR BLADE PENETRATED THE EAVE OF HOUSE AT CORNER OF

ONEAWA AND PUNAA STREETS, ^PRIVACY DATA OMITTED^

FARTHEST DEBRIS FROM IMPACT SITE WAS FOUND AT ^PRIVACY DATA OMITTED^.

3 FATALITIES.

AWAITING ADDITIONAL INFORMATION ON PILOT HOURS. AN AMENDMENT WILL FOLLOW.

## The NTSB's investigation of this event (1)

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.

- [NTSB WPR19FA123](https://openairdocs.org/ntsb/WPR19FA123), Apr 29, 2019: Robinson R44 (N808NV), Kailua, HI, destroyed, 3 fatal. Probable cause: The helicopter’s encounter with a strong downdraft or outflow boundary while operating at a higher than recommended airspeed in turbulence which resulted in a low-G condition, excessive main rotor…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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