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NTSB investigations: Bell 47G-2, 1982

11 cases on aircraft the registry lists as Bell 47G-2. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

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Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
  WHERE year(c.\"eventDate\") = 1982
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1181008'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB LAX83LVM01Accident · No injuriesFinal reportBell 47G2 · 5nm East Of Sal, CAAfter takeoff, during an aerial application flight, the pilot felt a sudden jolt and the engine RPM revved then decayed very rapidly. The pilot made a hard landing and the main rotor severed the tail rotor. The aircraft was within the weight and balance…Oct 10, 1982 · N5159B · Substantial damageNTSB MIA82DA174Accident · No injuriesFinal reportBell 47G-2 · Miami, FLThe pilot reported that while he was practicing an autorotative landing, he started to flare a bit too high. He stated that the helicopter touched down harder than normal and the main rotor blades flexed downward and swept across the tail boom. Subsequently,…Aug 20, 1982 · N366DJ · Substantial damageNTSB SEA82DA112Accident · Serious injuriesFinal reportBell 47G-2 · Harrah, WAThe pilot reported that before taking off, the fuel quantity guages indicated there was sufficient fuel to complete one more load and still have an adequate reserve. After dispensing the load, the engine lost power while he was returning to the nurse truck.…Jul 15, 1982 · N6145C · Substantial damageNTSB LAX82DA186Accident · No injuriesFinal reportBell 47G2 · Santa Maria, CAThe helicopter contacted the platform with a landing skid and rolled over during an attempted takeoff. As the helicopterlifted off of a truck mounted platform a skid became fouled by the truck and a dynamic roll-over occurred.May 21, 1982 · N130V · Substantial damageNTSB SEA82DA072Accident · No injuriesFinal reportBell 47G-2 · Grandview, WAWhile dispensing herbicide (systox) over an apple orchard the pilot sensed that the engine was binding followed by a power loss. The pilot elected to dump the herbicide and performed a power-off autorotation landing in a grape vineyard. Investigation revealed…May 18, 1982 · N11VH · Substantial damageNTSB NYC82DA097Accident · No injuriesFinal reportBell 47G-2 · Brookville, NYWhile returning to the heliport, the pilot noticed a decay in the engine and rotor rpm's. he elected to make a precautionary landing in a plowed field. During landing, the manifold pressure went to the red line while the RPM decayed. The helicopter touched…May 15, 1982 · N911X · Substantial damageNTSB MKC82DA082Accident · Minor injuriesFinal reportBell 47G2 · Thornton, IADuring the downwind turn for the fourth spraying pass the pilot encountered a gust of wind. The pilot stated he applied power, collective and cyclic to level off at spraying altitude but the wind was too strong to prevent the tailboom from striking the ground.May 14, 1982 · N8426E · Substantial damageNTSB LAX82DA135Accident · No injuriesFinal reportBell 47G-2 · Stockton, CAThe pilot landed to pick up a flagger and take him to the end of the field. The landing was made facing north on a north-south driveway. An overhead line was located along the east side of the driveway. During takeoff, the pilot moved laterally to the west,…Apr 15, 1982 · N2879B · DestroyedNTSB SEA82DA050Accident · No injuriesFinal reportBell 47G-2A · Lyle, WADuring takeoff with a load of fertilizer, insufficient power was available to maintain engine and rotor RPM and sustain flight. The pilot dumped the load, but was unable to avoid ground contact. The tail rotor struck first and separated from the aircraft. The…Apr 10, 1982 · N11VH · Substantial damageNTSB LAX82FA077Accident · No injuriesField investigationFinal reportBell 47G2 · Brawley, CAThe pilot visually checked the gas tank before takeoff and estimated there was about 1/4 tank of fuel. He then started the engine and hovered over to the water tanker and loaded 60 gallons of water in the spray tank in order to calibrate the number of gallons…Feb 19, 1982 · N4021A · Substantial damageNTSB LAX82DA051Accident · No injuriesFinal reportBell 47G-2 · Watsonville, CADuring a preceding spray operation, the pilot noted that some of the spray nozzles were not functioning properly. He flushed the tanks with fresh water and partially refilled them with water to perform an airborne nozzle check. While performing the check at…Jan 23, 1982 · N10194 · Substantial damage