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Accidents · NTSB LAX02LA136 · Final report

Cessna 172 accident near Lake Los Angele, California, April 15, 2002

On April 15, 2002 at about 3:45 am local time, a Cessna 172, registered N211CA, was substantially damaged in an accident near Lake Los Angele, California. It was a personal flight under general aviation rules (Part 91). 2 people had minor injuries. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

a reconditioned engine cylinder barrel failure due to previous rust damage and improper maintenance practices.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
April 15, 2002 · about 3:45 am local time
Place
Lake Los Angele, California · map
Type
Accident
Injuries
2 people had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Cessna 172 · all 172s on the register
Registration
N211CA · registry record · serial 17256543
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

An engine cylinder barrel failure occurred during cruise flight and the airplane force landed in unsuitable terrain causing substantial damage. The failed cylinder had been repaired by a Federal Aviation Administration Approved Repair Station, and had been installed 11 hours prior to the accident. Post accident examination revealed that the number 3 engine cylinder steel barrel had separated 360 degrees around its circumference. Close examination of the failed cylinder barrel revealed fatigue cracking originating from a rusty area on the cylinder barrel. Additionally, cooling fin rust damage had the appearance of having been profiled by filing or grinding.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: private
  • Ratings: single-engine land
  • Flight time: 150 hours in all; 30 in the last 30 days
  • Medical certificate: Class 3 (valid medical--no waivers/lim.)
  • Seat: left
  • Injury: minor injuries

The aircraft

  • Airframe total time: 3,941 hours
  • Last inspection: annual inspection, December 22, 2001; 78 hours since
  • Maximum gross weight: 2,300 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O-320-D2G (piston); 0 hours total

The flight

  • Departed from: APV Apple Valley CA at 3:30 am
  • Destination: VNY Van Nuys AZ
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 250° at 7 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 73°F (23°C), dew point 43°F (6°C)
  • Altimeter: 30.02 inHg
  • Observation at 3:53 am from PMD, 10 miles away

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.