# NTSB LAX84LA062: Ayres Thrush Commander, N89610, Yuma, AZ, November 11, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 10, 1983, 19:30 local (Nov 11, 1983, 02:30 UTC)
- Place: Yuma, AZ
- Coordinates: 32.679195, -114.659301 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=32.6792&lon=-114.6593&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24087
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX84LA062
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24087/pdf
- Page: https://openairdocs.org/ntsb/LAX84LA062

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of engine power, maneuvering - aerial application
  - reason for occurrence undetermined (cause)
- Forced landing, landing - flare/touchdown

## Analysis

THE ACFT COLLIDED WITH THE GROUND DURING A SPRAYING MISSION AFTER THE ENGINE REPORTEDLY LOST POWER. THE PLT STATED THAT HE HAD A LOSS OF POWER IN A SWATH TURN, SLOWED UP AND HIT THE GROUND. THE ACFT ENGINE WAS EXAMINED AFTER THE ACCIDENT AND FOUND 'UNREMARKABLE' AND 'OPERABLE.'

## Aircraft

- Registration: N89610 (not matched to a registry record)
- Reported make and model: AYRES THRUSH COMMANDER (THRUSH COM)
- Category: Airplane
- Serial number: 1631R
- Airframe hours: 3000
- Engines: P&W R-1340 600 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Valley Sprayers
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, July 3, 1983, 174 hours before

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 24; commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 2,000 total, 100 in this make and model, 2,000 as pilot in command, 250 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 55 °F

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.

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