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Accidents · NTSB LAX88DUM03 · Preliminary: the investigation is not finished

Beech A36 accident near Ramona, California, February 25, 1988

On February 25, 1988 at about 6:55 pm local time, a Beech A36, registered N23536, was destroyed in an accident near Ramona, California. It was an other work-use flight under general aviation rules (Part 91). 1 person had minor injuries. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

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

What the record shows

Date
February 25, 1988 · about 6:55 pm local time
Place
Ramona, California · map
Type
Accident
Injuries
1 person had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Beech A36 · all A36s on the register
Registration
N23536 · no longer on the register · serial E-1179
Damage
Destroyed
Flight
Other work-use flight · general aviation rules (Part 91)

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

DURING A TEST FLIGHT FOR CERTIFICATION OF WING TIP TANKS, WHILE PERFORMING SPINS, THE AIRCRAFT ENTERED A FLAT SPIN. THE PILOT WAS UNABLE TO REGAIN CONTROL AND EXITED THE AIRCRAFT AND PARACHUTED TO SAFETY. THE AIRCRAFT COLLIDED WITH THE TERRAIN SHORTLY THEREAFTER. THERE WERE NO MECHANICAL FAILURES OR MALFUNCTIONS REPORTED AT THE TIME OF THE ACCIDENT.

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: airline transport pilot, flight instructor, commercial pilot
  • Ratings: multi-engine land; single-engine land; single-engine sea; instructor: helicopter; instrument: airplane; instrument: helicopter; rotorcraft: balloon; rotorcraft: helicopter
  • Flight time: 5,724 hours in all; 54 in this make and model; 59 in the last 90 days; 7 in the last 30 days; 4,630 as pilot in command
  • Medical certificate: Class 1 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 1,300 hours
  • Last inspection: annual inspection, November 1, 1987; 35 hours since
  • Maximum gross weight: 3,650 lb
  • Seats: 1
  • Landing gear: retractable
  • Engine: Continental IO-520-BA (piston); 0 hours total

The flight

  • Departed from: L39 Ramona CA at 6:00 pm
  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Visibility: 40 statute miles
  • Sky: clear
  • Temperature: 70°F (21°C), dew point 0°F (-18°C)
  • Altimeter: 29.00 inHg

Injuries

FatalSeriousMinorNone
Crew1

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.