# NTSB MIA03FA050: Extra Flugzeugbau EA300/L, N33KL, Golden Gate, FL, January 31, 2003

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: January 31, 2003, 07:45 local (12:45 UTC)
- Place: Golden Gate, FL
- Coordinates: 26.064167, -81.591941
- Nearby events: https://openairdocs.org/map.md?lat=26.0642&lon=-81.5919&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report April 28, 2005
- Report: Approved by Office Director
- Parties: Textron Lycoming, Federal Aviation Administration
- NTSB case key (mKey): 56433
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA03FA050
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/56433/pdf
- NTSB docket: https://data.ntsb.gov/Docket?ProjectID=56433
- Page: https://openairdocs.org/ntsb/MIA03FA050

## Probable cause

The airplane's entry into a near vertical descent for undetermined reasons, which resulted in a collision with terrain during the resultant descent.

## Sequence of events

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

- Abrupt maneuver, maneuvering
  - reason for occurrence undetermined (cause)
- In flight collision with terrain/water, descent
  - terrain condition - ground

## Analysis

The accident airplane, an Extra Flugzeugbau GMBH EA300/L, N33KL, crashed in the Picayune Strand State Forest, Collier County, Florida.  The airplane was destroyed, with both pilots receiving fatal injuries. A witness who was in the state forest at the time of the accident said that he was working, and he observed the accident airplane approach from the north, in level flight, and as it passed by the engine sounded as if it was operating normally. He said that as he observed the airplane, he saw a slight but seemingly deliberate roll to both sides, followed by a larger roll to each side, and as the airplane flew on he lost sight of it and then heard a loud bang, followed by complete silence.  The airplane impacted the ground in the forest, in about a 90-degree nose down attitude. Examination of the accident site revealed that the impact had created about an 8-foot in diameter by 6-foot deep crater, in which most of the airplane had been deposited. The airplane had impacted nose first and the fuselage had piled on top, with damaged sections of the wings laid out with the leading edges vertical to and resting on the ground. In addition. There was a debris field consisting of smaller pieces of the airplane that had been thrown about 30 feet, on a heading of about 120 degrees. Examination of the airplane revealed no evidence of any preaccident anomalies with the airframe, the flight controls, or the engine.

## Factual narrative

HISTORY OF FLIGHT

On January 31, 2003, about 0745, eastern standard time, an Extra Flugzeugbau GMBH EA300/L, N33KL, registered to and operated by a private individual, as a Title 14 CFR Part 91 personal flight, crashed in the Picayune Strand State Forest, in southeastern Collier County, Florida. Visual meteorological conditions prevailed, and no flight plan was filed. The airplane was destroyed, and the two occupants, a private-rated pilot, and an airline transport- rated passenger, received fatal injuries. The flight originated at Wing South Airpark, Naples, Florida, the same day, about 0730.

A witness who was in the state forest at the time, said that he had noticed the accident airplane performing aerobatic maneuvers. After performing some aerobatics it approached his position from the north, in level flight, above the trees, on a course such that it would bypass his position slightly to the west. He said that as the airplane approached, the engine noise grew louder, and disrupted his activities, so he ceased what he was doing, and observed the airplane as it passed by. He said he saw the airplane perform a slight roll to both sides, followed by a larger roll to each side, and further stated that each rolling maneuver appeared to be deliberate, and not to be unusual. As the airplane bypassed his position, he said he lost sight of it due to the trees that he was standing among, and a short time thereafter he heard a loud bang, and the airplane's engine noise ceased, followed by complete silence. He reported hearing the engine and that there were no indications of engine problems having occurred. The sheriff's office was notified and a helicopter was deployed and found the wreckage of the airplane.

PERSONNEL INFORMATION

Records obtained from the FAA showed that the pilot-in-command held an FAA private pilot certificate, with airplane single engine land and sea ratings, issued on May 15, 2002. She also held an FAA third class medical certificate, issued on December 11, 2002, with the medical restriction of having to wear corrective lenses for near and distant vision. The pilot's personal flight log was not located by the NTSB, but at the time of her last medical examination she reported having acquired 1100 hours of flight experience, 50 of which had been in the previous 6 months.

According to medical examiner's report, the pilot rated-passenger was located in the front of the airplane. FAA records also showed that the passenger held an FAA airline transport pilot certificate, with an airplane multiengine land rating, and a commercial pilot certificate with single engine land and instrument airplane ratings. He also held a flight instructor certificate with single engine land and instrument ratings. He also held FAA type ratings in the DC 8, DC 10, L-188, B-727, and B-747.  The passenger's personal flight logbook was not obtained by the NTSB, but at the time of his application for his medical certificate, he reported having accumulated over 20,000 hours of flight time. He also held an FAA third class medical certificate, with the medical limitation that he must wear corrective lenses, issued on June 12, 2002.

AIRCRAFT INFORMATION

The accident airplane is a 1997 Extra Flugzeugbau GMBH, model EA-300/L acrobatic airplane, serial number 055, FAA registration N33KL. Records showed that the pilot acquired the airplane on September 17, 2002. It had been given an annual inspection in February, 2, 2002, at an accumulated time of 643 flight hours on the airframe and engine, and it had been given a pre-purchase inspection by Southern Aerobatics, Inc., Boynton Beach, Florida, on June 14, 2002.  At the time of purchase the airplane had accumulated about 645 flight hours on the recording tachometer. The aircraft is equipped with a Textron Lycoming AEIO-540 SER, 260 horsepower engine, and its serial number was L-26177-48A. The airplane was also equipped with a wooden and composite construction constant speed propeller, manufactured by Muhlbauer Tech.

The accident airplane was certificated in the experimental category, and was a two-seater and the rear seat was instrumented for the pilot in command. The pilot's operating handbook specified that wearing parachutes is mandatory while operating the airplane. The airplane also was outfitted with a placard, which specified that parachutes were required to be used in the airplane.

METEOROLOGICAL INFORMATION

Visual meteorological conditions prevailed at the time of the accident. The Naples Municipal Airport, Naples, Florida, 0753, surface weather observation was, wind from 360 degrees at 4 knots, visibility 10 statute miles, sky clear, temperature 62 degrees F, dew point temperature 55 degrees F,  altimeter setting 30.09 inHg. Naples, Florida is located 13 miles north west of the accident site.

WRECKAGE AND IMPACT INFORMATION

The airplane had impacted the ground in the Picayune Strand State Forest in an area consisting of many stumps and trees that had been devoid of branches and of vegetation, due to the area having flooded extensively. At the time of the accident the water had receded, and the accident site was dry.

The airplane had impacted nose-first, at a near vertical angle, next to a tree. It had scraped about the last 2 feet of the tree bark, and the impact resulted in about 8 feet in diameter, by 6 feet in depth crater in geographic position 26 degrees, 03 minutes, 51 seconds North latitude, 081degrees, 35 minutes 31 seconds West longitude. Other than the lower portion of the tree trunk that had been grazed, no other object had been stricken.

The airplane impact had fractured and disintegrated the airframe and it was progressively stacked in an accordion like fashion in the crater. The cockpit with all its gauges, radios, seats, etc. had been destroyed, and in the crater was a mix of disintegrated propeller, propeller hub, engine, fractured composite cowling/fuselage, empennage, oil, and fuel. There was a debris field consisting of smaller pieces of the airplane that had been thrown about 30 feet, on a heading of about 120 degrees, as the airplane had scraped the lower portion of the tree trunk as it impacted the ground.

The wings had separated and had incurred extensive damage, but they lay as if attached in their normal position, with their respective leading edges flush with the ground, as if the airplane had sank nose first to the level of the wings.  The fuselage had disintegrated, and its pieces had been stacked in the crater. Heavy equipment was used to remove the pieces of the wreckage, and to unearth the engine, and search for the propeller/hub.

After recovery from the crater, the airplane pieces were staged, and the examination revealed evidence consistent with all sections of the airplane being either in the crater or in the immediate vicinity of the crater. Flight control system continuity was confirmed from the controls to the areas that had separated due to impact forces.

After removal of the airframe, heavy equipment was used to dig and recover the buried engine, and examination of the engine revealed that  it had sustained severe impact damage on all sides.  The crankcase was found to have fractured in several locations, to include the front, right, and bottom sides, consistent with impact forces. The oil sump was crushed and only residual oil remained within the engine. The oil suction screen and oil filter were found to be clean. The oil coolers and hoses were impact damaged as well as all fluid-carrying hoses and lines. The exhaust system and induction manifold were crushed.  Crankshaft rotation was unachievable due to the severity of impact damage. The top spark plugs, valve covers, remaining accessories, accessory case, top end components, and cylinders were removed, and the partially disassembled engine was then examined with a lighted borescope. The examination did not reveal any preaccident anomalies with the crankshaft, camshaf

## Aircraft

- Registration: [N33KL](https://openairdocs.org/deregistered/N33KL-2017-07-14), registration cancelled 2017-07-14, S/N 055, built 1997 (OpenAirDocs)
- Reported make and model: Extra Flugzeugbau EA300/L
- Registry model: [Extra Flugzeugbau EA 300/L](https://openairdocs.org/model/extra-flugzeugbau-ea-300-l) (registry code 70218DG) (OpenAirDocs)
- Registry engine: [Lycoming AEIO-540 series](https://openairdocs.org/engine/lycoming-aeio-540-series) (registry code 41568, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 055
- Engines: Textron Lycoming AEIO-540 SER 260 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Registered owner: LCS Holdings Inc.
- Airworthiness certificate: Standard, Aerobatic; Standard, Normal
- Last inspection: Annual, February 2, 2002
- Departed: 15X, NAPLES, FL

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 55; injuries: fatal; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: rear; toxicology performed; flight hours: 1,100 total
- Other flight crew; age 77; injuries: fatal; commercial, airline transport; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: front; toxicology performed; flight hours: 20,000 total

## Weather

- Conditions: Visual (VMC), Day
- Wind: 360° at 4 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 63 °F, dew point 55 °F
- Altimeter: 30.09 inHg
- Observed at: APF, 11 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 (OpenAirDocs).

- [Accident 20030131001389A](https://openairdocs.org/incident/20030131001389A), Jan 31, 2003: Rhnflu EA300L, Goldengate, FL, Destroyed, 2 fatal. (.19) On January 31, 2003, about 0745, eastern standard time, an extra flugzeugbau gmbh EA300/L, N33KL, registered to lcs holdings inc., and operated by a…

## Docket (10 files)

The files NTSB released with the investigation on March 3, 2005, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=56433. 17.8 MB in all.

- Photo No. 1, View to the South. (digital) (item 1, .PDF, 897 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226674&FileExtension=.PDF&FileName=Photo%20No.%201,%20View%20to%20the%20South.%20(digital)-Master.PDF
- Photo No. 2, View to the East. (digital) (item 2, .PDF, 364 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226675&FileExtension=.PDF&FileName=Photo%20No.%202,%20View%20to%20the%20East.%20(digital)-Master.PDF
- Photo No. 3, Structural Layout.(no negative) (item 3, .PDF, 1.4 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226676&FileExtension=.PDF&FileName=Photo%20No.%203,%20Structural%20Layout.(no%20negative)-Master.PDF
- Photo No. 4, Engine Examination.(no negative) (item 4, .PDF, 1.1 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226677&FileExtension=.PDF&FileName=Photo%20No.%204,%20Engine%20Examination.(no%20negative)-Master.PDF
- Record of Conversation (item 5, .PDF, 3.7 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226678&FileExtension=.PDF&FileName=Record%20of%20Conversation-Master.PDF
- Toxicological Reports (item 6, .PDF, 88 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226680&FileExtension=.PDF&FileName=Toxicological%20Reports-Master.PDF
- Witness Statement (item 7, .PDF, 1.9 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226681&FileExtension=.PDF&FileName=Witness%20Statement-Redacted.PDF
- Statement of Party Representatives to NTSB Investigation (item 8, .PDF, 8.2 MB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226682&FileExtension=.PDF&FileName=Statement%20of%20Party%20Representatives%20to%20NTSB%20Investigation-Master.PDF
- Excerpt of Textron Lycoming Report (item 9, .PDF, 170 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40226684&FileExtension=.PDF&FileName=Excerpt%20of%20Textron%20Lycoming%20Report-Master.PDF
- Release of Aircraft Wreckage, NTSB Form 6120.15 (item 10, .PDF, 82 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40381115&FileExtension=.PDF&FileName=Release%20of%20Aircraft%20Wreckage,%20NTSB%20Form%206120.15-Redacted.PDF

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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