Status: | Accident investigation report completed and information captured |
Datum: | maandag 3 januari 1983 |
Tijd: | 09:05 |
Type: | Canadair CL-600-1A11 Challenger 600 |
Luchtvaartmaatschappij: | A.E. Stanley Manufacturing Co. |
Registratie: | N805C |
Constructienummer: | 1037 |
Bouwjaar: | 1982 |
Aantal vlieguren: | 203 |
Aantal vluchten: | 86 |
Motoren: | 2 Lycoming ALF502L-2 |
Bemanning: | slachtoffers: 2 / inzittenden: 2 |
Passagiers: | slachtoffers: 0 / inzittenden: 0 |
Totaal: | slachtoffers: 2 / inzittenden: 2 |
Schade: | Vernield |
Gevolgen: | Written off (damaged beyond repair) |
Plaats: | 4 km (2.5 mijl) N of Hailey-Sun Valley Airport, ID (SUN) ( Verenigde Staten)
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Fase: | Nadering (APR) |
Soort vlucht: | Zaken |
Vliegveld van vertrek: | Decatur Airport, IL (DEC/KDEC), Verenigde Staten |
Vliegveld van aankomst: | Hailey-Sun Valley Airport, ID (SUN/KSUN), Verenigde Staten |
Beschrijving:Impacted mountain ridge at 6250 feet during a VFR attempt to land; ridge obscured by broken clouds. Field elevation 5315 feet; airport located in a mountain valley, just over a mile wide
Probable Cause:
PROBABLE CAUSE: "The flightcrew's failure to adhere to the recommended visual arrival procedures for the Sun Valley Airport and its failure to execute timely terrain avoidance actions The reasons for the flightcrew's failures could not be established conclusively. Contributing to the accident were meteorological conditions and the obscuration of terrain features and landmarks by snow that made navigation by visual references and terrain avoidance difficult."
Accident investigation:
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Investigating agency: | NTSB |
Status: | Investigation completed |
Duration: | 247 days (8 months) | Accident number: | NTSB/AAR-83/05 | Download report: | Final report
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Veiligheidsmaatregelen
NTSB issued 1 Safety Recommendation
Issued: 12-SEP-1983 | To: FAA | A-83-63 |
IN CONJUNCTION WITH THE APPROPRIATE CANADIAN AUTHORITIES, CONDUCT A SURVEY OF CANADAIR CL-600 AIRPLANES TO DETERMINE WHETHER THE HYDRAULIC SYSTEMS OF THE AIRPLANES CHARACTERISTICALLY DEVELOP HIGH LEVELS OF RUBBER/TEFLON PARTICLE CONTAMINATION; IF UNACCEPTABLE LEVELS OF CONTAMINATION ARE FOUND, DETERMINE AND CORRECT THE CAUSE OF THE CONTAMINATION, AND REQUIRE THE NECESSARY IMPROVEMENTS IN THE HYDRAULIC FILTRATION SYSTEMS TO PREVENT CONTAMINANTS FROM ENTERING VITAL COMPONENTS, SUCH AS FLIGHT CONTROL ACTUATORS. (Closed - Acceptable Alternate Action) |
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Foto's
Kaart
Deze kaart geeft het vliegveld van vetrek weer en de geplande bestemming van de vlucht. De lijn tussen de vliegvelden geeft
niet de exacte vliegroute weer.
De afstand tussen Decatur Airport, IL en Hailey-Sun Valley Airport, ID bedraagt 2128 km (1330 miles).
Accident location: Approximate; accuracy within a few kilometers.
This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.