Aviation Accident Summaries

Aviation Accident Summary ATL91FA069

ASHLAND, AL, USA

Aircraft #1

N7523C

PIPER PA-28R-200

Analysis

THE PILOT RECEIVED A COMPLETE WEATHER BRIEFING, WHICH INCLUDED CONVECTIVE WEATHER INFORMATION. HE WAS ADVISED BY THE BRIEFER THAT VISUAL FLIGHT WAS NOT RECOMMENDED BECAUSE OF FORECASTED LOW CLOUDS AND REDUCED VISIBILITY. DURING THE FLIGHT, THE AIRPLANE COLLIDED WITH A MOUNTAIN RIDGE AT ABOUT THE 2000 FT LEVEL. REPORTEDLY, THE MOUNTAIN TOP(S) WERE OBSCURED BY FOG. THE PILOT FLIGHT PLANNED FOR A CRUISE ALTITUDE OF 2000 FT; HOWEVER, THE MAXIMUM ELEVATION FIGURE FOR THE QUADRANGLE IN WHICH THE ACCIDENT OCCURRED WAS 3100 FT. EXAMINATION OF THE WRECKAGE AND ACCIDENT SITE FAILED TO INDICATE A MECHANICAL PROBLEM. TOXICOLOGY EXAMS OF THE PILOT'S BLOOD DETECTED 0.068 UG/ML OF BENZOYLECGONINE (METABOLITE OF COCAINE).

Probable Cause and Findings

CONTINUED VFR FLIGHT BY THE PILOT INTO INSTRUMENT METEOROLOGICAL CONDITIONS (IMC), AND HIS FAILURE TO MAINTAIN SUFFICIENCE ALTITUDE/CLEARANCE ABOVE THE WOODED TERRAIN. FACTORS RELATED TO THE ACCIDENT WERE: THE ADVERSE WEATHER CONDITIONS, HIGH TERRAIN, AND THE PILOT'S RECENT USE OF COCAINE.

 

Source: NTSB Aviation Accident Database

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