FTW81IA066

NTSB incident investigation · Sikorsky S-76A · Morgan City, LA · April 7, 1981

Incident · No injuriesClosed
Date
April 7, 1981
Place
Morgan City, LA · MORGAN CITY, LA
Injuries
13 uninjured
Damage
Minor damage
Phase of flight
Enroute
Aircraft
N1546ZSikorsky S-76A
Status
Completed · report May 18, 1981
Report
Brief approved by the director
FAA report
19810407018259A
Case key
126594

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

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
----------------------------------------------------------------------------------------------------------------------------
5-0013   81/4/7    MORGAN CITY,LA      SIKORSKY S-76A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 42, 5692
        TIME - 0810                    N1546Z              PX-  0  0 12  AIR TAXI-PASSG            TOTAL HOURS, 221 IN TYPE,
                                       DAMAGE-MINOR        OT-  0  0  0                            INSTRUMENT RATED.
        CLASSIFIED AS INCIDENT
        DEPARTURE POINT             INTENDED DESTINATION
          PATTERSON,LA                GULF OF MEXICO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: MAIN ROTOR                      IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           ROTORCRAFT - ROTOR ASSEMBLIES: MAIN ROTOR BLADES
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        REMARKS- TIP PLATE ATCH BOLTS,NAS 624-H6,FAILED.PRIMER/METAL FILED FM TIP BLK,RESIN ADDED,OUT-OF-FLAT COND.

Aircraft

Registration
N1546Z
Reported as
Sikorsky S-76A
Category
Helicopter
Engine
turbo shaft
Damage
Minor damage

FAA reports on this event · 1

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