NTSB Identification: DCA79AA010
14 CFR Part 135 Scheduled operation of ROCKY MOUNTAIN
Aircraft: DEHAVILLAND DHC-6, registration: N24RM----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2477 79/2/27 CHEYENNE,WY DEHAVILLAND DHC-6 CR- 0 0 2 COMMERCIAL AIRLINE TRANSPORT, AGE
TIME - 0807 N24RM PX- 0 0 14 COMMUTER AIR CARRIER 26, 3742 TOTAL HOURS, 794
DAMAGE-SUBSTANTIAL OT- 0 0 0 AIR TAXI-PASSG S-D IN TYPE, INSTRUMENT
RATED.
NAME OF AIRPORT - CHEYENNE MUNI
DEPARTURE POINT INTENDED DESTINATION LAST ENROUTE STOP
DENVER,CO RETURN CHEYENNE,WY
TYPE OF ACCIDENT PHASE OF OPERATION
ENGINE FAILURE OR MALFUNCTION TAKEOFF: INITIAL CLIMB
COLLISION WITH GROUND/WATER: CONTROLLED TAKEOFF: INITIAL CLIMB
PROBABLE CAUSE(S)
PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
POWERPLANT - TURBINE ASSEMBLY: BLADE,TURBINE WHEEL
MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
MISCELLANEOUS ACTS,CONDITIONS - OVERHEATED
MISCELLANEOUS ACTS,CONDITIONS - PREVIOUS DAMAGE
PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
FACTOR(S)
POWERPLANT - PROPELLER SYSTEM: CONTROL UNIT,PCV
MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
REMARKS- CREWS ERRONEOUS DETERMN ACFT NOT CAPABLE OF SE FLT.ERRONEOUS ASSESSMENT OF ENG DAMAGE.
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