# Accident 19910611021339A: Bell 47G3B1, Lasalle, MN, June 11, 1991

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 11, 1991, 14:30 local time
- Place: Lasalle, MN
- Damage: Substantial damage
- Phase of flight: Low Level Operations
- Operating rules: Agricultural (Part 137)
- Operator: JRVL
- Location: 44.0692° N, 94.5690° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=44.0692&lon=-94.5690&mi=10
- Aircraft: N73284, a cancelled registration (https://openairdocs.org/deregistered/N73284-2013-08-21) (OpenAirDocs)
- Registry model: Bell 47G-3B-1 (registry code 1181028, https://openairdocs.org/model/bell-47g-3b-1) (OpenAirDocs)
- Registry engine: Lycoming TVO-435-GIA (registry code 41526, https://openairdocs.org/engine/lycoming-tvo-435-gia) (OpenAirDocs)
- Reported make and model: BELL 47G3B1
- Reported engine: ALLSN 250C20
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 2,320 total, 50 in this make and model
- NTSB investigation: [NTSB CHI91DER05](https://openairdocs.org/ntsb/CHI91DER05) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19910611021339A

## Narrative

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

CAUGHT SPRAY BOOM ON CROP BEING SPRAYED. CAUSED HELICOPTER TO ROLL OVER.

## 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 CHI91DER05](https://openairdocs.org/ntsb/CHI91DER05), Jun 11, 1991: Bell 47G3B1 (N73284), Lasalle, MN, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN ADEQUATE CLEARANCE FROM THE TERRAIN. A RELATED FACTOR IS THE PILOT'S MISJUDGED ALTITUDE ABOVE THE CROP.

## Other reports on N73284 (2)

Matched to the same aircraft by N-number and date.

- [Accident 19980610020299A](https://openairdocs.org/incident/19980610020299A), Jun 10, 1998: Bell 47G3B1 (N73284), Lecenter, MN, Destroyed. During spray ops a skid caught on a power line. Cable wrapped around cockpit and rotor. Sheared tail. Hit a ditch.(.4) on June 10, 1998, at 1200 central…
- [Accident 19800823036989A](https://openairdocs.org/incident/19800823036989A), Aug 23, 1980: Bell 47G2 (N73284), Sunnyside, WA, Substantial damage. Helicopter was lifting off from platform when failure of clutch occurred.

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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