DCA79AA010

NTSB accident investigation · Dehavilland DHC-6 · Cheyenne, WY · February 27, 1979

Accident · Minor injuriesClosed
Date
February 27, 1979
Place
Cheyenne, WY · CHEYENNE, WY
Injuries
2 minor, 14 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N24RMDehavilland DHC-6
Status
Completed · report November 28, 1979
FAA report
19790227030759A
Case key
137245

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 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.

Aircraft

Registration
N24RM
Reported as
Dehavilland DHC-6
Category
Airplane
Engine
turbo prop
Damage
Substantial damage
Airport
Cheyenne Muni

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.