CEN15WA449 · Trendak Tercel
Trendak Tercel · Accident: flight control system malfunction/failure during takeoff
Event
- NTSB case
- CEN15WA449
- 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
- 1 · 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
- Unknown
- WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
- Not recorded
Trendak Tercel
- Aircraft type
- Trendak TERCEL
- Category
- Gyroplane
- 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
- A11-DUN
- Operator
- Unknown
- Onboard fatalities
- Unknown
- Route
- From not recordedTo not recorded
- 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
- Not recorded
- 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
- Takeoff
- 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
- Flight control system malfunction/failure
- 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
This is preliminary information, subject to change, and may contain errors.
On September 26, 2015, at an unknown time, a Trendak Tercel gyroplane, A11-DUN, impacted terrain after takeoff from an airfield near Odorheiul Secuiesc city, Harghita County, Romania. The pilot, the sole occupant on board, was fatally injured.
This investigation is under the jurisdiction and control of the Civil Aviation Safety Investigation and Analysis Center (CIAS) of Romania. Under the provisions of Annex 13 of the Convention on International Civil Aviation as a State of Design, the United States has designated an accredited representative to participate in the investigation. Any further information may be obtained from:
CIAS
Sos. Bucuresti-Ploiesti highway 40
Sector 1
Bucharest – 013 695
Telephone: +4 021 222 05 35
Facsimile: +4 0378 107 106
E-mail: info@cias.gov.ro
Investigator-in-Charge
Mr. Eugen SUCIU
Telephone: +40 21 222 05 35
E-mail: eugen.suciu@cias.gov.ro
This report is for informational purposes only and contains only information released by, or obtained from, the CIAS of Romania.
Verbatim NTSB factual narrative from the NTSB dataset
Sources
NTSB record CEN15WA449
- Event ID
- 20151112X30214
- Case number
- CEN15WA449
- 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: 4e93c5927db279e502925bebda49ff14253b5f8f2f17a8422bd42fffff0d8f50; retrieved 2026-09-14T21:34:14.597Z.