CEN17RA158 · Piper PA31T
Piper PA31T · Accident: loss of control in flight during initial climb
From Cascais Airport (LPCS) to Avignon Caumont airport (LFMV)
Event
- NTSB case
- CEN17RA158
- 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
- 5 · all aircraft and ground
- Ground fatalities
- 1
- 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
- Visual Meteorological Cond
Piper PA31T
- Aircraft type
- Piper PA31
- Category
- Airplane
- 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
- HB-LTI
- Operator
- Symbios Orthopédie
- Onboard fatalities
- Unknown
- Route
- From Cascais Airport (LPCS), CascaisTo Avignon Caumont airport (LFMV), Avignon
- 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
- Initial climb
- 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
- Loss of control in flight
- DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
- Destroyed
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 April 17, 2017, about 1104 hours universal coordinated time, a Piper PA-31T, serial number 31T-8020091, Swiss registration HB-LTI, was destroyed during impact and a postimpact fire following a loss of control during initial climb from runway 17 at the Cascais Aerodrome (LPCS), Cascais, Portugal. The pilot, his three passengers, and an individual on the ground were fatally injured. The flight was originating at the time of the accident and was destined for Avignon-Provence Airport (LFMV), located near Avignon, France.The accident investigation is under the jurisdiction and control of the Gabinete de Prevenção e Investigação de Acidentes com Aeronaves (GPIAA). This report is for informational purposes and contains only information released by or obtained from the government of the Portugal.
Further information pertaining to this accident may be obtained from: Gabinete de Prevenção e Investigação de Acidentes com Aeronaves (GPIAA) Praca Duque de Saldanha, 31 – 4ºAndar 1150 - 094 Lisboa Portugal Tel.: (351) 212739230 E-mail: geral@gpiaa.gov.pt Fax: (351) 212739260
Verbatim NTSB factual narrative from the NTSB dataset
Sources
NTSB record CEN17RA158
- Event ID
- 20170419X01252
- Case number
- CEN17RA158
- 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: 7e58ee8d452d35c808d7b350c797f75a805a7f50df303e07a49cb8d99336c441; retrieved 2026-09-13T17:58:30.607Z.