# NTSB GAA19CA282: Cessna 172, N106ED, Edwards Air Force Base, CA, April 28, 2019

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Data collection · Final report
- Date: April 28, 2019
- Place: Edwards Air Force Base, CA
- Coordinates: 34.908054, -117.885559 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.9081&lon=-117.8856&mi=10
- Phase of flight: [Unknown](https://openairdocs.org/ntsb-phases/990) (OpenAirDocs' grouping)
- Defining event: [Unknown: Unknown or undetermined](https://openairdocs.org/ntsb-events/000)
- Highest injury: No injuries
- Status: Completed, report August 27, 2020
- Report: Approved by Office Director
- NTSB office: General Aviation Accidents
- Parties: FAA
- NTSB case key (mKey): 99491
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=GAA19CA282
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/99491/pdf
- NTSB docket: https://data.ntsb.gov/Docket?ProjectID=99491
- Page: https://openairdocs.org/ntsb/GAA19CA282

## Probable cause

An undetermined event, which resulted in substantial damage to the airplane for reasons that could not be determined based on the available evidence.

## Findings

NTSB's coded findings; those marked are part of the probable cause.

- [Not determined](https://openairdocs.org/ntsb-findings/05000000): Not determined › Not determined · Unknown/Not determined (probable cause); cases with it: [Cessna 172S, 25 cases](https://openairdocs.org/ntsb-findings/05000000/cases.md?model=2072439), [All aircraft, 2,247 cases](https://openairdocs.org/ntsb-findings/05000000/cases.md)

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Unknown: Unknown or undetermined](https://openairdocs.org/ntsb-events/000) (defining event); cases with it: [Cessna 172S, 12 cases](https://openairdocs.org/ntsb-events/000/sequence.md?model=2072439), [All aircraft, 1,703 cases](https://openairdocs.org/ntsb-events/000/sequence.md)

## Analysis

A member of the flight club reported that they noticed that the parked airplane's propeller was damaged. The airplane had been flown by numerous member pilots before the damage was found; however, they reported that they had no knowledge of the damage or when it occurred. Examination of the airplane revealed substantial damage to the firewall and fuselage.

## Factual narrative

A member of the flight club reported that they noticed propeller damage to the parked airplane. The airplane was flown by numerous member pilots prior to the damage being found, however, none of them claimed responsibility for the damage. Examination of the airplane revealed substantial damage to the firewall and fuselage. The flight club representative did not submit the National Transportation Safety Board Pilot/Operator Aircraft Accident/Incident Report Form 6120.1.

## Aircraft

- Registration: [N106ED](https://openairdocs.org/aircraft/N106ED), registered now, S/N 172S8486, built 2000 (OpenAirDocs)
- Reported make and model: Cessna 172 (S)
- Registry model: [Cessna 172S](https://openairdocs.org/model/cessna-172s) (registry code 2072439) (OpenAirDocs)
- Registry engine: [Lycoming I0360 SER A&C](https://openairdocs.org/engine/lycoming-i0360-ser-a-c) (registry code 41511, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 172S8486
- Year built: 2000
- Engines: Lycoming IO360 SER A&C reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Edwards Aero Club
- Registered owner: Edwards Aero Club
- Airworthiness certificate: Standard, Utility; Standard, Normal
- Flight plan: Unknown
- Equipment: Unknown

## Weather

- Conditions: Not reported

## 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 20190428003579A](https://openairdocs.org/incident/20190428003579A), Apr 28, 2019: Cessna 172S, Edwards Afb, CA, Substantial damage. The flying club operator reported damage to N106ED. The damage consists of: damage to the prop tips , deformation of engine firewall and cabin floorboards. The…

## Other investigations on N106ED (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 LAX05CA275](https://openairdocs.org/ntsb/LAX05CA275), Jul 20, 2005: Cessna 172S (N106ED), Edwards AFB, CA, substantial damage. Probable cause: the pilot's misjudged flare and inadequate recovery technique from the subsequent bounces.

## Docket (2 files)

The files NTSB released with the investigation on July 15, 2020, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=99491. 188 KB in all.

- FAA Inspector's Statement (item 1, .PDF, 54 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40485394&FileExtension=.PDF&FileName=FAA%20Inspector%27s%20Statement-Master.PDF
- Accident Photos (item 2, .PDF, 2 photos, 134 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40485395&FileExtension=.PDF&FileName=Accident%20Photos-Master.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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