Aviation Accident Summaries

Aviation Accident Summary SEA86FA165

RICHLAND, WA, USA

Aircraft #1

N2056

THORP T-18

Analysis

AT TIME OF MISHAP, ACFT PRESUMED TO BE IN RT-HAND APPROACH TO LAND IN 20-KT, 40 DEGREE RT CROSSWIND. WITNESSES FIRST OBSERVED ACFT DESCENDING VERTICALLY, OUT OF CONTROL, IN AN AREA CONSISTENT WITH THE 90 DEGREE APPROACH POSITION. EVIDENCE INDICATES ACFT CONTACTED SOFT, SANDY TERRAIN IN VERTICAL ATTITUDE, THEN FELL OVER TO UPRIGHT FLAT ATTITUDE BEFORE INTENSE POST-IMPACT FIRE INCINERATED MOST OF AIRFRAME. NO EVIDENCE FOUND OF MECHANICAL FAILURE/MALFUNCTION. SCENARIO INDICATIVE OF STEEP TURN TO CORRECT CROSSWIND-INDUCED CLOSE-IN PATTERN.

 

Source: NTSB Aviation Accident Database

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