Aviation Accident Summaries

Aviation Accident Summary SEA84FA223

SKAMANIA, WA, USA

Aircraft #1

N191WB

CESSNA T210M

Analysis

A WITNESS, LOCATED 3 MI SE OF THE ACCIDENT SITE, REPORTED HEARING THE ACFT 'REV UP TO A SCREAM FOLLOWED BY A CRASH THAT SOUNDED LIKE A MINIATURE SONIC BOOM.' THE ACFT CONTACTED THE TERRAIN IN AN UNCONTROLLEDD DESCENT AT AN ELEV OF 2100 FT MSL. INSPECTION OF THE WRECKAGE REVEALED THE HORIZONTAL STABILIZER AND LEFT WING HAD SEPARATED FROM THE ACFT. THE SEPARATED OUTBOARD SECTION OF THE LEFT WING WAS NOT LOCATED. METALLURGICAL EXAM OF THE REMAINING PORTION OF THE LEFT WING SPAR DISCLOSED A FAILURE 'TYPICAL OF OVERSTRESS.' THE NEAREST WX REPORTING STATION, TROUTDALE, OR, LOCATED 13 NM SW OF THE ACCIDENT LOCATION AT AN ELEV OF 30 FT MSL HAD A 1845 PDT OBSERVATION OF: 2500 FT SCATTERED, E4000 FT OVERCAST WITH 20 SM VIVIBILITY.

 

Source: NTSB Aviation Accident Database

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