# Accident 20190608006239A: Robinson Helicopter Company R44 II, Last Chance, CO, June 8, 2019

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 8, 2019, 11:30 local time
- Place: Last Chance, CO
- Damage: Destroyed
- Phase of flight: Maneuver
- Operating rules: Agricultural (Part 137)
- Operator: KS7G
- Location: 39.7875° N, 103.7706° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=39.7875&lon=-103.7706&mi=10
- Aircraft: N4504L, a cancelled registration (https://openairdocs.org/deregistered/N4504L-2020-10-17) (OpenAirDocs)
- Registry model: Robinson Helicopter R44 II (registry code 7640122, https://openairdocs.org/model/robinson-helicopter-r44-ii) (OpenAirDocs)
- Registry engine: Lycoming IO-540-AE1A5 (registry code 41899, https://openairdocs.org/engine/lycoming-io-540-ae1a5) (OpenAirDocs)
- Reported make and model: ROBINSON HELICOPTER COMPANY R44 II
- Reported engine: LYCOMING IO-540-AE1A5
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 1
- Pilot certificates: Commercial pilot, flight instructor, private pilot
- Pilot flight hours: 1,539 total, 1,261 in this make and model, 50 in the last 90 days
- NTSB investigation: [NTSB CEN19LA162](https://openairdocs.org/ntsb/CEN19LA162) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20190608006239A

## Narrative

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

WHILE CONDUCTING PART 137 SPRAYING OPERATIONS NEAR LAST CHANCE, CO, N4504L EXPERIENCED A LOSS OF MAIN ROTOR RPM AND IMPACTED TERRAIN IN THE FIELD BEING SPRAYED 10 WNW OF LAST CHANCE, CO. INITIAL IMPACT WAS 183 FT FROM THE FINAL RESTING SPOT OF THE FUSELAGE ON A HEADING OF 268. THE WRECKAGE WAS SPREAD OUT OVER 20,000 SQFT. DAY VFR. PILOT ONBOARD WITH MINOR INJURIES.

## 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 CEN19LA162](https://openairdocs.org/ntsb/CEN19LA162), Jun 8, 2019: Robinson R44 (N4504L), Last Chance, CO, substantial damage. Probable cause: The pilot's failure to maintain adequate main rotor rpm while descending with a tailwind during an aerial application maneuver, which resulted in an uncontrolled descent into terrain.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.