ERA09LA143

NTSB accident investigation · Aero Commander 112A · Everglades City, FL · January 25, 2009

Accident · Minor injuriesLimited investigationFinal report
Date
January 25, 2009, 14:50 local (19:50 UTC)
Place
Everglades City, FL
Injuries
2 minor
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N1006JAero Commander 112A
Defining event
Takeoff: Loss of engine power (partial)
Weather
Visual (VMC) · Day
Status
Completed · report May 12, 2009
Report
Approved by Office Director
NTSB office
Eastern Region Aviation
Parties
FAA/FSDO
FAA report
20090125002739A
Case key
73280

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 partial loss of engine power for an undetermined reason. Contributing to the accident was the pilot's attempt to continue takeoff with partial engine power.

Findings · 2

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Not determinedNot determined › Not determined · Unknown/Not determinedAero Commander 112: 1 caseAll aircraft: 2,247 casesProbable cause
Info processing/decisionPersonnel issues › Action/decision · PilotAero Commander 112: 1 caseAll aircraft: 25 casesProbable cause

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

During takeoff, at approximately 15 feet above the ground, the engine lost partial power, and the airplane descended back down to the runway. The pilot tried to get airborne again; however, the airplane touched down hard, bounced, and traveled off the end of the runway into a mangrove swamp. Examination of the airplane by a Federal Aviation Administration inspector revealed that no flight control anomalies were found. During a post-accident examination, fuel was supplied to the engine and the engine was started. The engine ran at 1700 rpm with no anomalies noted. However, it could not be run any higher than 1700 rpm due to a bent propeller shaft that was damaged during the accident impact.

Factual narrative

On January 25, 2009, at about 1450 eastern standard time, an Aero Commander 112A, N1006J collided with a mangrove swamp at the end of the runway, during takeoff from the Everglades Airpark, Everglades City, Florida. The certificated private pilot and the passenger received minor injuries and the airplane was substantially damaged. The airplane was operated as a personal flight under the provisions of 14 Code of Federal Regulations (CFR) Part 91. No flight plan was filed. Visual meteorological conditions prevailed for the flight to North Perry Airport, Hollywood, Florida. The pilot stated that after run-up, he taxied to the departure end of runway 33. All engine indications were normal when he began the takeoff roll. He said that about halfway down the runway, the airplane lifted off and climbed out at 75 knots. Approximately 15 feet above the ground, the engine lost partial power, and the airplane descended to the runway. The pilot said he tried to get airborne again; however, the airplane touched down hard, bounced, and traveled off the end of the runway into a mangrove swamp. Examination of the airplane by a Federal Aviation Administration inspector revealed that no flight control anomalies were found. A cursory examination of the engine revealed that it had minimal external damage and was able to be run. The fuel was examined prior to the engine run and no contaminates were noted in the fuel. The propeller shaft was bent, and the damaged propeller blades were cut to facilitate the engine run. Fuel was supplied to the engine and the engine was started. The engine ran up to 1700 rpm with no anomalies noted. However, it could not be run any higher due to the violent shaking of the bent propeller shaft.

Aircraft

Registration
N1006J
Reported as
Aero Commander 112A
Category
Airplane
Serial number
126
Airframe hours
2,901
Engine
Lycoming IO-360-D6, 200 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Last inspection
Annual · May 19, 2008 · 23 hours before
Departed
X01 · Everglades City, FL
Destination
HWO · Hollywood, FL
Airport
X01 · Everglades Airpark, runway 15, 2,400 × 50 ft, asphalt

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
68
Injuries
Minor
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Without waivers/limitations
Last flight review
April 28, 2007
Seat
Left
Flight hours
802 total · 441 in this make and model · 700 as pilot in command · 19 in the last 90 days · 8 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 4 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
75 °F, dew point 54 °F
Altimeter
30.15 inHg
Observed at
MIA, 59 nm away

FAA reports on this event · 1

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