MIA72DLA26

NTSB accident investigation · Bell 47D1 · Milton, FL · December 17, 1971

Accident · Minor injuriesClosed
Date
December 17, 1971
Place
Milton, FL · MILTON, FL
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N3109GBell 47D1
Status
Completed · report August 24, 1972
Report
Brief approved by the director
Case key
164836

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
----------------------------------------------------------------------------------------------------------------------------
3-4499  71/12/17   MILTON,FLA          BELL 47D1           CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 45, 9281
        TIME - 1650                    N3109G              PX-  0  0  0  MAPPING/PHOTO             TOTAL HOURS, 206 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PENSACOLA,FLA               CRESTVIEW,FLA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - MISJUDGED SPEED AND ALTITUDE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- NR 5 CON ROD FAILED.MFG SVCE LTR 70-1,REV 1 REC ROD BOLT RPLCMNT AT OVRHAUL.ENG 317HRS SMOH.

Aircraft

Registration
N3109G
Reported as
Bell 47D1
Category
Helicopter
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.

Other investigations on N3109G · 7

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