ERA17WA081 · Robinson Helicopter R44 II
Robinson Helicopter R44 II · Accident on approach
From Osasco to São Lourenço da
Narrative check · The NTSB narrative appears to contradict this record's damage. Values are shown as recorded, not corrected; compare with the narrative.
Event
- NTSB case
- ERA17WA081
- 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
- 4 · 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
- General aviation
- WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
- Unknown
Robinson Helicopter R44 II
- Aircraft type
- Robinson R44
- 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
- PR-TUN
- Operator
- Unknown
- Onboard fatalities
- Unknown
- Route
- From OsascoTo São Lourenço da
- 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., Non-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
- Approach
- 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
- Destroyed Possible conflict
Cause areas
No findings designated as a cause are recorded in the NTSB data yet.
Approximate · Coordinates from the NTSB case API, which marks them as estimated or does not say; no uncertainty radius is established.
NTSB narrative
On December 4, 2016, about 1800 universal coordinated time, a Robinson R44-II, Brazilian registration PR-TUN, was substantially damaged when it impacted terrain while maneuvering near Sao Lourenco, Sao Paulo, Brazil. The pilot and three passengers were fatally injured. The flight was conducted under Brazilian flight regulations, and was on approach to the intended landing site, Recanto Beija-Flor Resort, when the accident occurred.
This investigation is under jurisdiction of the Government of Brazil. Any further information pertaining to this accident may be obtained from:
Aeronautical Accident Prevention and Investigation Center Investigation Division CENIPA-SERIPA IV Av. Braz Leme, nº 3258 Santana - São Paulo/ SP CEP: 02022-901 Telephone: (55-11) 2221-5636 / (55-11) 94100-3330 Fax: (55-11) 2221-5637 seripa4@seripa4.aer.mil.br
This report is for informational purposes, and contains only information released by the Government of Brazil.
Verbatim NTSB factual narrative from the NTSB dataset
Sources
NTSB record ERA17WA081
- Event ID
- 20170109X54342
- Case number
- ERA17WA081
- 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.
- Filled from the NTSB case API where the bulk record had no value: coordinates. Values present in the bulk record are kept.
- The date is the local date, which is the same as the UTC date the NTSB stores.
- API snapshot SHA-256: bade036c1e43d4a2222b0707a367ef35c57c131a5474ba095b8a7a4f55d688a7; retrieved 2026-09-14T22:05:52.078Z.