Status: | Accident investigation report completed and information captured |
Datum: | donderdag 27 maart 1980 |
Tijd: | 14:52 |
Type: |  Beechcraft 200 Super King Air |
Luchtvaartmaatschappij: | Lufkin Industries |
Registratie: | N456L |
Constructienummer: | BB-112 |
Bouwjaar: | 1975 |
Motoren: | 2 Pratt & Whitney Canada PT6A-41 |
Bemanning: | slachtoffers: 2 / inzittenden: 2 |
Passagiers: | slachtoffers: 8 / inzittenden: 8 |
Totaal: | slachtoffers: 10 / inzittenden: 10 |
Schade: | Vernield |
Gevolgen: | Written off (damaged beyond repair) |
Plaats: | N of Parker, CO ( Verenigde Staten)
|
Fase: | Kruisvlucht (ENR) |
Soort vlucht: | Zaken |
Vliegveld van vertrek: | Denver-Arapahoe County Airport, CO (APA/KAPA), Verenigde Staten |
Vliegveld van aankomst: | Lufkin Angelina County Airport, TX (LFK/KLFK), Verenigde Staten |
Beschrijving:A Beechcraft 200 Super King Air, N456L, owned and operated by Lufkin Industries, crashed and burned in an open field near Parker, Colorado.
About 9 1/2 minutes after departure from Denver-Arapahoe County Airport, CO (APA), the pilots of N456L declared an emergency because of airframe icing. The aircraft was being vectored to land at Denver-Stapleton International Airport, CO, when it crashed into an open field about 13 miles east of Arapahoe County Airport. The two pilots and eight passengers on board were killed in the crash and subsequent ground fire. The aircraft was destroyed.
Probable Cause:
The National Transportation Safety Board determines that the probable cause of the accident was the rapid accumulation of ice on the underwing surface aft of the deicing boots which destroyed the aircraft's capability to maintain level flight because the flightcrew: failed to obtain a current weather briefing before departure; failed to make a timely decision to discontinue the climb and return to Arapahoe Airport; and operated the over-gross-weight aircraft at high angles of attack in severe icing conditions.
Accident investigation:
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Investigating agency: | NTSB  |
Status: | Investigation completed |
Duration: | 2 years and 5 months | Accident number: | NTSB/AAR-82-9 | Download report: | Final report
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Bronnen:
» NTSB-AAR-82-9
Veiligheidsmaatregelen
NTSB issued 4 Safety Recommendations
Issued: 28-JAN-1981 | To: FAA | A-81-8 |
DEVELOP AND IMPLEMENT A PRIORITY MESSAGE-HANDLING PROCEDURE TO ASSURE THE IMMEDIATE DELIVERY OF URGENT WEATHER MESSAGES TO ALL WEATHER CIRCUITS THAT ORIGINATE FROM THE WEATHER MESSAGE SWITCHING CENTER IN KANSAS CITY, MISSOURI. (Closed - Acceptable Action) |
Issued: 20-AUG-1982 | To: FAA | A-82-94 |
Issue an airworthiness directive directing all operators of airplanes equipped with emergency exits openable from the outside to mark the exits and their means of operation on the airplane fuselage in the manner prescribed by 14 CFR 25.811(f)(1),(2), and (3), irrespective of the rules under which the aircraft are being operated. (Closed - Acceptable Alternate Action) |
Issued: 07-SEP-1982 | To: FAA | A-82-118 |
AMEND FAA-APPROVED FLIGHT MANUALS, WHERE APPLICABLE TO PRESCRIBE MINIMUM AIRSPEEDS AND APPROPRIATE FLIGHT PRECAUTIONS DURING FLIGHT IN ICING CONDITIONS. (Closed - Acceptable Alternate Action) |
Issued: 07-SEP-1982 | To: FAA | A-82-119 |
REQUIRE THAT ACCIDENT PREVENTION SPECIALISTS REVIEW WITH PILOTS THE CRITICAL NATURE THAT EXTENDED OPERATION AT HIGH ANGLES OF ATTACK IN ICING CONDITONS CAN HAVE ON THE ACCRETION OF ICE AND AIRCRAFT PERFORMANCE WITH SPECIAL EMPHASIS ON THE NEED FOR STRICT ADHERENCE TO PRESCRIBED OPERATIONAL PROCEDURES AND ON THE PROPER PROCEDURES FOR USE OF DEICING EQUIPMENT. (Closed - Acceptable 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 Denver-Arapahoe County Airport, CO en Lufkin Angelina County Airport, TX bedraagt 1292 km (808 miles).
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.