MIA70AM073

NTSB accident investigation · Grumman G-21A · St Thomas, VI · February 28, 1970

Accident · Minor injuriesClosed
Date
February 28, 1970
Place
St Thomas, VI · ST THOMAS, VI
Injuries
1 minor, 5 uninjured
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N40RGrumman G-21A
Status
Completed · report September 9, 1970
Report
Brief approved by the director
Case key
135850

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
----------------------------------------------------------------------------------------------------------------------------
3-0861  70/2/28  NR.ST THOMAS,VI       GRUMMAN G-21A       CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1005                    N40R                PX-  0  0  5  AIR TAXI-PASSG            34, 6081 TOTAL HOURS, 323
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         ST THOMAS,VI                 ST CROIX,VI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: BLOWER,IMPELLER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - IMPROPER LEVEL OFF
           PILOT IN COMMAND - IMPROPER RECOVERY FROM BOUNCED LANDING
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- L ENG IMPELLER THRUST BEARINGS FAILED.ACFT NOSED OVER AND SANK.

Aircraft

Registration
N40R
Reported as
Grumman G-21A
Category
Airplane
Engine
reciprocating
Damage
Substantial damage

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.