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Accidents · NTSB FTW93LA240 · Final report

Cessna 177B accident near Houston, Texas, August 16, 1993

On August 16, 1993 at about 2:53 am local time, a Cessna 177B, registered N34689, was substantially damaged in an accident near Houston, Texas. It was a personal flight under general aviation rules (Part 91). No one was hurt; 3 people were on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

ENGINE POWER LOSS DUE TO FUEL EXHAUSTION FOR UNDETERMINED REASONS. FACTORS WERE THE PILOT'S FAILURE TO MONITOR AND RECALCULATE FUEL CONSUMPTION EN ROUTE AND THE LACK OF SUITABLE TERRAIN ONTO WHICH THE FORCED LANDING COULD HAVE BEEN EXECUTED.

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

What the record shows

Date
August 16, 1993 · about 2:53 am local time
Place
Houston, Texas · map
Type
Accident
Injuries
No one was hurt; 3 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 177B · all 177Bs on the register
Registration
N34689 · no longer on the register · serial 17701941
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

FOLLOWING A COMPLETE POWER LOSS, THE PILOT EXECUTED A NIGHT FORCED LANDING TO AN OPEN FIELD WITH ROUGH TERRAIN. RECORDS INDICATED THAT THE FUEL TANKS WERE TOPPED OFF PRIOR TO DEPARTURE ON THE 4:30 CROSS COUNTRY FLIGHT. PERFORMANCE DATA INDICATED THAT THE AIRPLANE WOULD HAVE HAD 6:33 ENDURANCE FOR THE PREVAILING CONDITIONS. THE ENGINE LOST POWER DUE TO FUEL EXHAUSTION AFTER 4:18. NO EVIDENCE OF FUEL SPILLAGE WAS FOUND AT THE SITE AND THERE WERE NO FUEL LEAKAGE STAINS FOUND ON THE AIRPLANE. A SUBSEQUENT TEST RUN WITH THE CARBURETOR ON AN OVERHAULED ENGINE INDICATED THAT THE FUEL METERING WAS WITHIN LIMITS. THE PILOT STATED THAT HE DID NOT PERFORM EN ROUTE FUEL CONSUMPTION CALCULATIONS DUE TO THE MARGIN OF FUEL HE HAD ONBOARD AT TAKEOFF.

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: 147 hours in all; 11 in this make and model; 37 in the last 90 days; 10 in the last 30 days; 104 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: left

The aircraft

  • Airframe total time: 3,187 hours
  • Last inspection: 100-hour inspection, March 29, 1993
  • Maximum gross weight: 2,500 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Lycoming O-360-A1F6D (piston); 0 hours total

The flight

  • Departed from: PNC Ponca City OK at 10:35 pm
  • Flight plan: VFR
  • Runway 0

Weather at the time

  • Light: night, dark
  • Visibility: 15 statute miles
  • Sky: clear
  • Temperature: 88°F (31°C), dew point 73°F (23°C)
  • Altimeter: 29.00 inHg
  • Observation at 2:50 am from IAH, 19 miles away

Injuries

FatalSeriousMinorNone
Crew1
Passengers2

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.