Aviation Accident Summaries

Aviation Accident Summary FTW94LA309

DENTON, TX, USA

Aircraft #1

N9425C

CESSNA 180

Analysis

DURING APPROACH TO HIS HOME AIRPORT, THE PILOT EXPERIENCED A COMPLETE POWER LOSS AS HE APPLIED 20 DEG OF FLAPS. HE DETERMINED THAT HE COULD NOT MAKE THE RUNWAY AND ELECTED TO EXECUTE A FORCED LANDING TO A DIRT ROAD. ON SHORT FINAL, THE PILOT SPOTTED POWER LINES AND ENTERED A SHALLOW CLIMB TO CLEAR THEM; HOWEVER, THE RESULTANT LOSS OF AIRSPEED INDUCED A STALL AND THE AIRPLANE IMPACTED THE GROUND. THE PILOT STATED THAT HE BELIEVED A TANK UNPORTED WHEN HE LOWERED THE FLAPS. 5 GALS OF FUEL WERE DRAINED FROM EACH WING TANK DURING RECOVERY. THE FLIGHT MANUAL INDICATED 2.5 GALS PER SIDE IS UNUSABLE.

Factual Information

On September 25, 1994, at 1620 central daylight time, a Cessna 180, N9425C, was substantially damaged during a forced landing near Denton, Texas. The airplane, owned and operated by the airline transport rated pilot, was on a personal cross country flight. There was no flight plan filed and visual meteorological conditions prevailed. The pilot received minor injuries while the three passengers were not injured. According to the pilot, he experienced an complete engine power loss while on base for landing at his home airport after the cross country flight. He determined that he could not glide to the runway and set up for a forced landing to a dirt road located about 1/4 mile short of the runway. On short final, the pilot spotted power lines and executed a shallow climb to clear them. He said that the resultant loss of airspeed induced a stall and the airplane impacted the ground. Examination of the airplane revealed that 5 gallons of fuel was present in each tank. The pilot reported that he thought a tank unported when he applied 20 degrees of flaps during the approach. The airplane flight manual indicated that 2.5 gallons of fuel per tank were unusable, except for level flight.

Probable Cause and Findings

THE FUEL STARVATION INDUCED POWER LOSS DUE TO THE PILOT'S FAILURE TO MAINTAIN AN ADEQUATE AMOUNT OF FUEL. FACTORS WHICH CONTRIBUTED WERE: THE LACK OF SUITABLE TERRAIN FOR THE FORCED LANDING, AND THE PILOT'S EVASIVE MANEUVER.

 

Source: NTSB Aviation Accident Database

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