# Accident 20201010019029A: Enstrom Helicopter Corp 480, Putnam, CT, October 10, 2020

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: October 10, 2020, 14:11 local time
- Place: Putnam, CT
- Damage: Substantial damage
- Phase of flight: Landing: Touchdown
- Operating rules: General operating rules (Part 91)
- Location: 41.9556° N, 72.0543° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=41.9556&lon=-72.0543&mi=10
- Aircraft: N899RT, a cancelled registration (https://openairdocs.org/deregistered/N899RT-2022-11-05) (OpenAirDocs)
- Registry model: Enstrom Helicopter 480 (registry code 3300560, https://openairdocs.org/model/enstrom-helicopter-480) (OpenAirDocs)
- Registry engine: Allison 250 series (registry code 03019, https://openairdocs.org/engine/allison-250-series) (OpenAirDocs)
- Reported make and model: ENSTROM HELICOPTER CORP 480
- Reported engine: ALLISON 250 SER
- People aboard: 3
- Fatal injuries: 0
- Other injuries: 1
- Pilot certificates: Private pilot
- NTSB investigation: [NTSB ERA21LA016](https://openairdocs.org/ntsb/ERA21LA016) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20201010019029A

## Narrative

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

ON OCTOBER 10, 2020, AT APPROXIMATELY 09:00, ^PRIVACY DATA OMITTED^(PIC) AND TWO PASSENGERS ^PRIVACY DATA OMITTED^ TOOK OFF FROM C44 TO BROOKLINE NH. THE RETURN FLIGHT ARRIVED BACK AT C44 AIRPORT AT APPROXIMATELY 14:00. ^PRIVACY DATA OMITTED^ APPROACHED TO LAND ON HIS HELICOPTER DOLLY. UPON TOUCHDOWN ON THE DOLLY, ^PRIVACY DATA OMITTED^ ATTEMPTED TO REPOSITION THE HELICOPTER ON THE DOLLY. DURING THE REPOSITIONING OF THE HELICOPTER, A GUST OF WIND SHIFTED ONE OF THE SKIDS OFF THE DOLLY AND THE HELICOPTER ENTERED INTO A DYNAMIC ROLLOVER AND WAS NOT RECOVERABLE. THE HELICOPTER CAME TO REST ON THE PART OF THE HELICOPTER DOLLY AND PINNED ^PRIVACY DATA OMITTED^ LEG BETWEEN THE HELICOPTER AND THE DOLLY. THE TWO PASSENGERS EXITED THE HELICOPTER AND CALLED 911. THE FIRE DEPARTMENT ARRIVED ON SCENE AND EXTRACTED ^PRIVACY DATA OMITTED^ FROM THE HELICOPTER. HE WAS FLOWN TO ^PRIVACY DATA OMITTED^ HOSPITAL AS A PRECAUTIONARY MEASURE. ^PRIVACY DATA OMITTED^ SUSTAINED ONLY VERY MINOR INJURIES AND WAS RELEASED FROM THE HOSPITAL.

## 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 ERA21LA016](https://openairdocs.org/ntsb/ERA21LA016), Oct 10, 2020: Enstrom 480 (N899RT), Woodstock, CT, substantial damage. Probable cause: The pilot’s failure to maintain control of the helicopter while attempting to land on a trailer in gusting wind conditions, which resulted in a dynamic rollover.

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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