MKC77FA003

NTSB accident investigation · Beech B99 · Spencer, IA · November 19, 1976

Accident · Serious injuriesClosed
Date
November 19, 1976
Place
Spencer, IA · SPENCER, IA
Injuries
1 serious, 1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N8099RBeech B99
Status
Completed · report April 11, 1977
Report
Brief approved by the director
FAA report
19761119039409A
Case key
156520

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

On this page

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
----------------------------------------------------------------------------------------------------------------------------
3-4000  76/11/19 NR.SPENCER,IA         BEECH B99           CR-  0  1  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0310                    N8099R              PX-  0  0  0  COMMUTER AIR CARRIER      AGE 24, 2300 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0  AIR TAXI-PASSG S-D        400 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MINNEAPOLIS,MN             SPENCER,IA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: DESCENDING
           PROPELLER/ROTOR ACCIDENT TO PERSON                       IN FLIGHT: DESCENDING
        PROBABLE CAUSE(S)
           POWERPLANT - REDUCTION GEAR ASSEMBLY: GEARS,REDUCTION
           POWERPLANT - TURBINE ASSEMBLY: WHEEL TURBINE
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        REMARKS- FAILURE 2ND STAGE PLANETARY GEAR. ENG PWR TURBINE DISCONNECTED AND FLYING BLADE STRUCK PILOT.

Aircraft

Registration
N8099R
Reported as
Beech B99
Category
Airplane
Engine
turbo prop
Damage
Substantial damage

FAA reports on this event · 1

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