NTSB Identification: FTW96LA273.
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Accident occurred Monday, June 24, 1996 in LONGMONT, CO
Probable Cause Approval Date: 10/04/1996
Aircraft: WILLIAMS VELOCITY 173RG, registration: N525V
Injuries: 2 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

During takeoff, the aircraft failed to achieve sufficient airspeed and overran the departure end of runway 29. Density altitude at the time was 7,500 feet. The pilot said he was aware of a high density altitude, and had purposely serviced the airplane with a partial load of fuel. Also, he noted that he had no problem on takeoff from Hattiesburg, Mississippi (elevation 151 feet) or Wichita Falls, Texas (elevation 1,005 feet), and he expected no problem during this takeoff. No pre-accident/mechanical malfunction or failure was noted during the investigation.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

the pilot's improper planning/decision. Factors relating to the accident were: the high density altitude, and the pilot's inadequate weather evaluation.

Full narrative available

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