- Date
- July 6, 1979
- Place
- Socorro, NM · SOCORRO, NM
- Injuries
- 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Enroute
- Aircraft
- N73998Bell 47G
- Status
- Completed · report August 29, 1979
- Report
- Brief approved by the director
- FAA report
- 19790706016429A
- Case key
- 135263
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 ---------------------------------------------------------------------------------------------------------------------------- 3-1955 79/7/6 SOCORRO,NM BELL 47G CR- 0 0 1 NONCOMMERCIAL COMMERCIAL, AGE 43, 4200 TIME - 1800 N73998 PX- 0 0 0 PRACTICE TOTAL HOURS, 70 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION SOCORRO,NM LOS LUMAS,NM TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION IN FLIGHT: NORMAL CRUISE COLLISION WITH GROUND/WATER: CONTROLLED LANDING: LEVEL OFF/TOUCHDOWN PROBABLE CAUSE(S) POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS FACTOR(S) PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT WEATHER - HIGH DENSITY ALTITUDE PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND SKY CONDITION CEILING AT ACCIDENT SITE CLEAR UNLIMITED VISIBILITY AT ACCIDENT SITE PRECIPITATION AT ACCIDENT SITE 5 OR OVER(UNLIMITED) NONE OBSTRUCTIONS TO VISION AT ACCIDENT SITE TEMPERATURE-F NONE 85 WIND DIRECTION-DEGREES WIND VELOCITY-KNOTS 180 22 TYPE OF WEATHER CONDITIONS TYPE OF FLIGHT PLAN VFR UNKNOWN/NOT REPORTED REMARKS- LIMITED RECENT EXPERIENCE IN RECIP ENG ACFT.DA APPROX 7500FT.NO ENG DISCREPANCIES FOUND.
Aircraft
- Registration
- N73998
- Reported as
- Bell 47G
- 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.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.
Other investigations on N73998 · 4
Matched to the same aircraft by N-number and date.
NTSB CHI94T#A04Accident · No injuriesFinal reportMedina, MNNTSB CHI91DER13Accident · No injuriesFinal reportMaple Grove, MNThe pilot's failure to maintain directional control of the helicopter during the forced landing. Related factors are the loss of engine power, loss of rotor RPM, the eroded compressor blades, the pilot's operation with known deficiencies in equipment and…NTSB DEN76FAQ06Accident · No injuriesClosedBelen, NMNTSB LAX65A0071Accident · Minor injuriesClosedBishop, CA