IAD70AI04I

NTSB accident investigation · Hiller Acft FH1100 · Bowie, MD · February 2, 1970

Accident · Serious injuriesClosed
Date
February 2, 1970
Place
Bowie, MD · BOWIE, MD
Injuries
4 serious, 1 minor
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N371FHHiller Acft FH1100
Status
Completed · report June 16, 1970
Report
Brief approved by the director
Case key
142891

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
----------------------------------------------------------------------------------------------------------------------------
3-0350   70/2/2    BOWIE,MD            HILLER ACFT FH1100  CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 25, 2941
        TIME - 1910                    N371FH              PX-  0  3  1  AIR TAXI-PASSG            TOTAL HOURS, 122 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - BELTSVILLE
        DEPARTURE POINT             INTENDED DESTINATION
          FRIENDSHIP ARPT             NATIONAL ARPT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           POWERPLANT - TURBINE ASSEMBLY: OTHER
           POWERPLANT - COMPRESSOR ASSEMBLY: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS - EVASIVE MANEUVER TO AVOID COLLISION
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- GENERAL DETERIORATION OF COMPRESSOR/TURBINE ASSYS,708 HR TT ENG.TELE WIRES ON APCH.ACFT CUT 1 WIRE

Aircraft

Registration
N371FH
Reported as
Hiller Acft FH1100
Category
Helicopter
Engine
turbo shaft
Damage
Substantial damage
Airport
Beltsville

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.