OAK76FJA05

NTSB accident investigation · Brantly 305 · Honolulu, HI · November 21, 1975

Accident · Serious injuriesClosed
Date
November 21, 1975
Place
Honolulu, HI · HONOLULU, HI
Injuries
1 serious, 3 minor
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N2224UBrantly 305
Status
Completed · report January 6, 1976
Report
Brief approved by the director
FAA report
19751121038079A
Case key
151767

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
----------------------------------------------------------------------------------------------------------------------------
3-3669  75/11/21   HONOLULU,HI         BRANTLY 305         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 41, 1077
        TIME - 1520                    N2224U              PX-  0  0  3  CTR PASSG-D               TOTAL HOURS, 3 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - ALA WAI
        DEPARTURE POINT             INTENDED DESTINATION
          HONOLULU,HI                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      TAKEOFF: VERTICAL
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR DRIVE SHAFT ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- TAIL ROTOR DRIVE FAILURE,UNDETERMINED REASONS.ACFT LANDED IN WATER OFF BEACH.

Aircraft

Registration
N2224U
Reported as
Brantly 305
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage
Airport
Ala Wai

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

FAA reports on this event · 1

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

Other investigations on N2224U · 1

Matched to the same aircraft by N-number and date.