# NTSB LAX86FVA01: Robert D. Campbell KR-1, N12YC, Oakdale, CA, December 13, 1985

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Final report
- Date: December 13, 1985, 15:07 local (23:07 UTC)
- Place: Oakdale, CA
- Coordinates: 37.800037, -120.739288 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.8000&lon=-120.7393&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24959
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX86FVA01
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24959/pdf
- Page: https://openairdocs.org/ntsb/LAX86FVA01

## Sequence of events

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

- In flight collision with terrain/water, maneuvering
  - procedures/directives - not followed, pilot in command (cause)
  - aerobatics - performed, pilot in command (cause)
  - clearance - not maintained, pilot in command (cause)
  - altitude - improper, pilot in command (cause)

## Analysis

THE ACFT CRASHED IN A COW PASTURE IN VMC WX. THE ACFT LEFT WING STRUCK THE GROUND IN A STEEP ANGLE OF BANK AND THE ACFT NOSED IN THROWING THE ENG 450 FT FARTHER ACROSS THE FIELD. THE CANOPY & CANOPY LATCH WERE FOUND PRIOR TO THE IMPACT POINT OF THE LEFT WING. THE ACFT WAS DESTROYED EXCEPT THE TAIL SECTION WHICH WAS FOUND RELATIVELY INT ACT ABOUT 200 FT FROM INITIAL IMPACT POINT. WITNESSES HAD SEEN THIS ACFT PERFORM LOW PASSES AT THE OAKDALE ARPT. THE PLT HAD ASK HIS INSTUCTOR ABOUT PERFORMING AERO BATIC FLT AND HAD MADE A STATEMENT THAT THE ACFT WAS STRESSED FOR ACROBATICS. ACCORDING TO THE ACFT OPERATING LIMITITATIONS IMPOSED BY FAA THE ACFT WAS PROHIBITED FROM ACROBATICS.

## Aircraft

- Registration: [N12YC](https://openairdocs.org/deregistered/N12YC-2015-05-15), registration cancelled 2015-05-15, S/N 5482, built 1984 (OpenAirDocs)
- Reported make and model: ROBERT D. CAMPBELL KR-1
- Registry model: [Campbell Robert D KR-1](https://openairdocs.org/model/campbell-robert-d-kr-1) (registry code 05648MG) (OpenAirDocs)
- Registry engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999) (OpenAirDocs)
- Category: Airplane, amateur-built
- Serial number: 5482
- Airframe hours: 18
- Engines: HAPI 1835CC 60-2DM 60 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Registered owner: Robert D. Campbell
- Airworthiness certificate: Special, Experimental (Special)
- Departed: O27, OAKDALE, CA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 63; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: front; toxicology performed; flight hours: 906 total, 189 in this make and model, 773 as pilot in command, 30 in the last 90 days, 9 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 3 statute miles
- Lowest ceiling: none
- Temperature: 41 °F, dew point 37 °F
- Altimeter: 30.00 inHg
- Observed at: MOD

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19851213061949A](https://openairdocs.org/incident/19851213061949A), Dec 13, 1985: Amtrrn KR1, Oakdale, CA, Destroyed. Aircraft impacted ground near practice area. Canopy may have come open during maneuver with control being lost.

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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