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Accidents · NTSB FTW83LA014 · Preliminary: the investigation is not finished

Cessna 414A accident near San Antonio, Texas, October 11, 1982

On October 11, 1982 at about 4:47 pm local time, a Cessna 414A, registered N6599C, was substantially damaged in an accident near San Antonio, Texas (San Antonio Inter airport). It was an executive or corporate flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. 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
October 11, 1982 · about 4:47 pm local time
Place
San Antonio, Texas · San Antonio Inter · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 414A · all 414As on the register
Registration
N6599C · no longer on the register · serial 414A0029
Damage
Substantial damage
Flight
Executive or corporate flight · general aviation rules (Part 91)

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

AFTER TAKEOFF, THE PILOT WAS UNABLE TO GET AN UP-AND-LOCKED INDICATION AFTER ATTEMPTING TO RETRACT THE LANDING GEAR. HE EXTENDED THE GEAR AND GOT A SAFE INDICATION (DOWN-AND-LOCKED). HE RETURNED TO THE AIRPORT AND LANDED. WHILE TAXIING OFF THE RUNWAY, THE LEFT MAIN GEAR COLLAPSED. AN INVESTIGATION REVEALED THAT THE LEFT MAIN LANDING GEAR, DOWN LOCK ASSEMBLY WAS DEFECTIVE.

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: flight instructor, commercial pilot
  • Ratings: multi-engine land; instructor: airplane multi-engine; instrument: airplane
  • Flight time: 10,600 hours in all; 2,004 in this make and model; 50 in the last 90 days; 10,500 as pilot in command
  • Medical certificate: Class 2 (valid medical--no waivers/lim.)
  • Seat: unk

The aircraft

  • Airframe total time: 1,054 hours
  • Last inspection: inspection type not recorded; 52 hours since
  • Maximum gross weight: 6,350 lb
  • Seats: 8
  • Landing gear: retractable
  • Engine: Continental TSIO-520 (piston); 0 hours total

The flight

  • Departed from: SAT San Antonio TX
  • Destination: LRD Laredo TX
  • Flight plan: IFR
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 040° at 15 knots
  • Visibility: 12 statute miles
  • Sky: broken clouds at 3,200 ft; not recorded
  • Temperature: 147°F (64°C), dew point 0°F (-18°C)
  • Altimeter: 30.00 inHg

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.