LAX94LA097

NTSB accident investigation · Clunis Long EZ · Camarillo, CA · January 17, 1994

Accident · No injuriesLimited investigationFinal report
Date
January 16, 1994, 16:02 local (Jan 17, 1994, 00:02 UTC)
Place
Camarillo, CA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N345KJClunis Long EZ
Weather
Visual (VMC) · Day
Status
Completed · report November 14, 1994
Report
Approved by Office Director
FAA report
19940116000469A
Case key
28639

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

the pilot's improper use of the brake system which resulted in a failure of the right brake due to excessive heat glazing.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of control - on ground/waterLanding - roll
Landing gear,normal brake system - failure,partialCause
Brakes(normal) - improper use ofPilot in commandCause
Directional control - not possiblePilot in commandCause
Gear collapsedLanding - roll
Terrain condition - soft
Landing gear,nose gear - overload

Analysis

The pilot reported that during the landing roll he had planned to make a turn-off at a taxiway about 2,000 feet from the touchdown point. After touchdown, he began braking and angling toward the turn-off. As the aircraft approached the turn-off, the pilot realized that the aircraft was traveling too fast and applied right brake only to realign the aircraft with the runway. The right brake malfunctioned and the aircraft continued straight, veered left off the runway, and collapsed the nose landing gear during an encounter with soft plowed soil. The pilot reported that the right brake failed due to glazing of the pad.

Factual narrative

On January 16, 1994, at 1602 hours Pacific standard time, a homebuilt experimental Clunis Long EZ airplane, N345KJ, veered off the runway, ground looped, and collapsed the landing gear while landing at the Camarillo, California, airport. Visual meteorological conditions prevailed at the time and no flight plan was filed for the local area personal flight. The aircraft incurred substantial damage. The commercial pilot, the sole occupant, was not injured. The flight originated about 1500 hours at Santa Maria, California, on the day of the mishap as a cross country flight to Camarillo.

In his written statement, the pilot reported that during the landing roll he had planned to make a turn-off at a taxiway about 2,000 feet from the touchdown point. After touchdown, he began braking and angling toward the turn-off. As the aircraft approached the turn-off, the pilot realized that the aircraft was traveling too fast and applied right brake only to realign the aircraft with the runway. The right brake malfunctioned and the aircraft continued straight, veered left off the runway, and collapsed the nose landing gear during an encounter with soft plowed soil.

The pilot reported that the right brake failed due to glazing of the pad.

Aircraft

Registration
N345KJ
Reported as
Clunis Long EZ
Category
Airplane, amateur-built
Serial number
345
Airframe hours
850
Engine
Lycoming O-235-L2C, 112 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Theodore Off
Registered owner
Kenneth Clunis
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · August 3, 1993 · 35 hours before
Departed
SMX · Santa Maria, CA
Airport
CMA · Camarillo, runway 26, 6,010 × 150 ft, concrete

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
65
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Front
Flight hours
965 total · 23 in this make and model · 901 as pilot in command · 26 in the last 90 days · 2 in the last 30 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
240° at 4 knots
Visibility
6 statute miles
Lowest ceiling
None
Altimeter
30.00 inHg
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.