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FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
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3-3388 71/8/12 VALDEZ,ALAS SIKORSKY S-55B CR- 1 0 0 COMMERCIAL COMMERCIAL, AGE 28, 3893
TIME - 1427 N5096V PX- 1 0 0 AIR TAXI-PASSG TOTAL HOURS, 186 IN TYPE,
DAMAGE-DESTROYED OT- 0 0 0 NOT INSTRUMENT RATED.
NAME OF AIRPORT - VALDEZ
DEPARTURE POINT INTENDED DESTINATION
VALDEZ,ALAS LOCAL
TYPE OF ACCIDENT PHASE OF OPERATION
PROPELLER/ROTOR FAILURE: MAIN ROTOR IN FLIGHT: NORMAL CRUISE
COLLISION WITH GROUND/WATER: UNCONTROLLED IN FLIGHT: UNCONTROLLED DESCENT
PROBABLE CAUSE(S)
PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: MAIN ROTOR GEAR BOX
MISCELLANEOUS ACTS,CONDITIONS - BRITTLE
MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
FACTOR(S)
MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
FIRE AFTER IMPACT
REMARKS- IMPROPERLY HEAT TREATED PART INSTLD IN MAIN TSMN.VENDOR,SOURCE NOT IDENTD.TSMN,ROTOR HEAD SEPN.
