MIA05LA018

NTSB accident investigation · Cessna 340A-RAM VI · Pensacola, FL · October 31, 2004

Accident · No injuriesLimited investigationFinal report
Date
October 31, 2004, 08:30 local (14:30 UTC)
Place
Pensacola, FL
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Taxi
Aircraft
N340BKCessna 340A-RAM VI
Weather
Visual (VMC) · Day
Status
Completed · report May 30, 2006
Report
Approved by Office Director
Parties
FAA FSDO
FAA report
20041031027689A
Case key
60615

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 left landing gear collapsing due to the actuator separating for undetermined reasons.

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.

Main gear collapsedTaxi - to takeoff
Landing gear,main gear attachment - separation

Analysis

The pilot stated that after having completed a thorough preflight inspection, he was taxiing the airplane for takeoff, when the left main landing gear collapsed. He stated that the airplane had crossed runway 17, and was at the intersection of taxiways Alpha and Bravo when the left main landing gear collapsed, and the airplane incurred damage to its left wing, and left horizontal stabilizer. An FAA licensed mechanic conducted a postaccident examination of the aircraft, and stated that the landing gear mechanism separated in the area where the actuating rod connects to the landing gear trunion. He said that the fracture surfaces showed no signs of fatigue when examined under magnification, and that he observed no anomalies with how the rigging of the landing gear.

Factual narrative

On October 31, 2004, about 0830 central standard time, a Cessna 340A-Ram VI airplane, N340BK, registered to RAL Investments, Inc., and operated by a private individual, as a Title 14 CFR part 91 personal flight, had the left main landing gear collapse while the airplane was being taxied at Pensacola, Florida. Visual meteorological conditions prevailed, and an instrument flight plan was filed. The commercial-rated pilot and one passenger were not injured, and the airplane received substantial damage. The flight was originating at the time of the accident.

The pilot stated that after having completed a thorough preflight inspection, as he was taxiing the airplane for takeoff, the left main landing gear collapsed. He stated that the airplane had crossed runway 17, and was at the intersection of taxiways Alpha and Bravo when the left main landing gear collapsed, and the airplane incurred damage to its left wing, and left horizontal stabilizer.

An FAA licensed mechanic conducted a postaccident examination of the aircraft, and later repaired the accident airplane. According to the mechanic, the landing gear mechanism had separated in the area where the actuating rod hooks to the landing gear trunion. He said that the fracture surfaces showed no sign of fatigue when examined under magnification, and that he also observed no anomalies with how the landing gear had been rigged or maintained.

Aircraft

Registration
N340BK
Reported as
Cessna 340A-RAM VI
Category
Airplane
Serial number
340A-0406
Airframe hours
4,025
Engines
Continental TSIO-520N, 335 horsepower, reciprocatingContinental TSIO-520N, 335 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
RAL Investments, Inc.,
Airworthiness certificate
Standard, Normal
Last inspection
Annual · September 1, 2004
Departed
PNS · Pensacola, FL
Destination
TIX · Titusville, FL
Flight plan
IFR
Airport
PNS · Pensacola Regional

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
55
Injuries
None
Certificates
Commercial, Flight instructor
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2
Last flight review
May 1, 2004
Seat
Left
Flight hours
2,875 total · 1,525 in this make and model · 2,500 as pilot in command · 20 in the last 90 days · 15 in the last 30 days · 5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
130° at 4 knots
Visibility
6 statute miles
Lowest ceiling
None
Temperature
82 °F, dew point 72 °F
Altimeter
30.11 inHg
Observed at
PNS

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.