# NTSB LAX90DUQ01: Davidson Throp T-18, N66MY, Camarillo, CA, January 6, 1990

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Final report
- Date: January 6, 1990, 13:04 local (21:04 UTC)
- Place: Camarillo, CA
- Coordinates: 34.229038, -119.069702 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.2290&lon=-119.0697&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report November 9, 1992
- Report: Approved by Office Director
- NTSB case key (mKey): 26553
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX90DUQ01
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/26553/pdf
- Page: https://openairdocs.org/ntsb/LAX90DUQ01

## Probable cause

PILOTS FAILURE TO MAINTAIN DIRECTIONAL CONTROL WHILE LANDING IN A CROSSWIND.

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - weather condition - crosswind (contributing factor)
  - directional control - not maintained, pilot in command (cause)
- Nose over, landing - roll

## Analysis

THE PILOT OF A HOMEBUILT ATTEMPTED TO LAND INTO A CROSSWIND FROM 70 DEGREES AT 12 KNOTS. WITNESSES SAID THE AIRCRAFT LANDED AND SKIDDED ABOUT 200 FEET BEFORE IT COLLIDED WITH A VAS LIGHT AND FLIPPED OVER. EXAMINATION OF THE AIRCRAFT REVEALED NO MECHANICAL; MALFUNCTIONS WITH THE AIRCRAFT FLIGHT CONTROLS, BRAKES, OR ENGINE. THE PILOT REPORTED NO MECHANICAL DIFFICULTIES.

## Aircraft

- Registration: [N66MY](https://openairdocs.org/deregistered/N66MY-2013-05-29), registration cancelled 2013-05-29, S/N 588-D, built 1970 (OpenAirDocs)
- Reported make and model: DAVIDSON THROP T-18
- Registry model: [Davidson-Thorp T-18](https://openairdocs.org/model/davidson-thorp-t-18) (registry code 89510GN) (OpenAirDocs)
- Registry engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506, 4 cycle) (OpenAirDocs)
- Category: Airplane, amateur-built
- Serial number: 588D
- Airframe hours: 325
- Engines: LYCOMING O-290-D 130 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Anthony J. Brown
- Airworthiness certificate: Special, Experimental (Special)
- Last inspection: Unknown, July 20, 1989, 40 hours before
- Departed: OCN, OCEANO, CA
- Destination: CMA, CAMARILLO, CA
- Airport: CMA, Camarillo, runway 26, 6,010 × 150 ft, concrete

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 55; private; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 1,700 total, 200 in this make and model, 1,700 as pilot in command, 30 in the last 90 days, 12 in the last 30 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 190° at 12 knots
- Lowest ceiling: none
- Observed at: CMA

## 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 19900106000159A](https://openairdocs.org/incident/19900106000159A), Jan 6, 1990: Amtrth THORPT18, Camarillo, CA, Substantial damage. Lost control landing in crosswind,skidded 200 feet,sheared off VASI light and flipped over.

## Other investigations on N66MY (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 LAX04LA033](https://openairdocs.org/ntsb/LAX04LA033), Nov 2, 2003: Davidson-Thorpe T-18 (N66MY), Coalinga, CA, substantial damage. Probable cause: the pilot's improper recovery from a bounced landing, and hi failure to maintain directional control during landing rollout.

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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