CHI73ACO47

NTSB accident investigation · Enstrom F-28A · Lexington, KY · November 7, 1972

Accident · No injuriesClosed
Date
November 7, 1972
Place
Lexington, KY · LEXINGTON, KY
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Emergency descent
Aircraft
N4925Enstrom F-28A
Status
Completed · report March 22, 1973
Report
Brief approved by the director
Case key
168926

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
----------------------------------------------------------------------------------------------------------------------------
3-3408   72/11/7   LEXINGTON,KY        ENSTROM F-28A       CR-  0  0  2  INSTRUCTIONAL             ATP,FLIGHT INSTR., AGE
        TIME - 1422                    N4925               PX-  0  0  0  CHECK                     32, 4712 TOTAL HOURS, 70
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT -  BLUE GRASS FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          LEXINGTON,KY                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: AUTOROTATIVE DESCENT
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           CHECK PILOT - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
           CHECK PILOT - INADEQUATE SUPERVISION OF FLIGHT
           DUAL STUDENT - IMPROPER OPERATION OF FLIGHT CONTROLS
           DUAL STUDENT - FAILURE TO RELINQUISH CONTROL
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - CREW COORDINATION-POOR
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND

Aircraft

Registration
N4925
Reported as
Enstrom F-28A
Category
Helicopter
Engine
reciprocating
Damage
Substantial damage
Airport
Blue Grass Field

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.