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Statuts:Enquête Officielle
Date:mercredi 2 mars 2016
Heure:ca 08:00
Type/Sous-type:Silhouette image of generic BE99 model; specific model in this crash may look slightly different
Beechcraft 99A Airliner
Compagnie:Wiggins Airways
Immatriculation: N198WA
Numéro de série: U-142
Année de Fabrication: 1970
Heures de vol:13548
Moteurs: 2 Pratt & Whitney Canada PT6A-27
Equipage:victimes: 0 / à bord: 1
Passagers:victimes: 0 / à bord: 0
Total:victimes: 0 / à bord: 1
Dégats de l'appareil: Substantiels
Lieu de l'accident:près de Bangor, ME (   Etats-Unis d'Amérique)
Phase de vol: En vol (ENR)
Aéroport de départ:Manchester Municipal Airport, NH (MHT/KMHT), Etats-Unis d'Amérique
Aéroport de destination:Rockland-Knox County Regional Airport, ME (RKD/KRKD), Etats-Unis d'Amérique
Numéro de vol:WIG1090
Wiggins Airways Flight WIG1090 diverted to Bangor Airport, Maine after encountering severe turbulence.
The aircraft, a Beechcraft 99A, departed Manchester Municipal Airport, NH (MHT) at 07:29 hours, bound for Rockland Airport, Maine (RKD).
According to the pilot, she was in instrument conditions on descent for the instrument landing system (ILS) approach to Rockland and she was encountering continuous light to moderate turbulence. When the airplane was slightly below 2,000 feet mean sea level, the airspeed was 130 knots, she experienced severe turbulence. She executed a missed approach while still encountering moderate turbulence. She decided not to attempt another approach to RKD and diverted to Bangor International Airport (BGR), Maine. She stated that the airplane continued to experienced light to moderate turbulence enroute to BGR. The airplane landed at Bangor at 08:30.

Examination of the airplane revealed that both wings had skin deformation on top of the wings and the fuselage side skins were wrinkled. Additionally the right wing root between fuselage and nacelle just aft of main spar was damaged. The right wing root to fuselage fillet fairing was also damaged just aft of main spar. There were several other areas noted with wrinkled skin on the left and right wings.

Probable Cause:

PROBABLE CAUSE: "The airplane’s encounter with isolated severe turbulence, which resulted in substantial airframe damage."

Accident investigation:
Investigating agency: NTSB
Status: Investigation completed
Duration: 1 years
Accident number: ERA16LA137
Download report: Final report
Language: English


METAR Weather report:
07:56 UTC / 11:56 local time:
METAR KRKD 021156Z AUTO 15024G32KT 7SM OVC007 07/06 A2949 RMK AO2 PK WND 14033/1131 RAE53 PRESFR SLP988 P0002 60033 70033 T00720061 10072 20011 58061
Winds 150 degrees at 24 knots, gusting to 32 knots; visibility 7 miles; Overcast clouds at 700 feet; Temperature 7°C; Dew pount: 6°C;


photo of Beechcraft-99A-N198WA

Ce plan montre l'aéroport de départ ainsi que la supposée destination du vol. La ligne fixe reliant les deux aéroports n'est pas le plan de vol exact.
La distance entre Manchester Municipal Airport, NH et Rockland-Knox County Regional Airport, ME est de 225 km (140 miles).

Les informations ci-dessus ne représentent pas l'opinion de la 'Flight Safety Foundation' ou de 'Aviation Safety Network' sur les causes de l'accident. Ces informations prélimimaires sont basées sur les faits tel qu'ils sont connus à ce jour.
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