NTSB investigations: Enstrom F-28C
101 cases on aircraft the registry lists as Enstrom F-28C. 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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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 c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3300407'))
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.
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 c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3300407'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB LAX92TL#07Accident · No injuriesClass 3Final reportEnstrom F-28C · Oakland, CANTSB DEN92LA001Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Evergreen, COIn flight encounter with a sudden downdraft. A factor was: the pilot's lack of total experience in aircraft type.NTSB FTW91FA002Accident · 1 fatalField investigationFinal reportEnstrom F28-C · Mesquite, TXInstallation error of company maintenance personnel. Factors were the unsuitable terrain, the tailwind, the inability of the pilot to maintain main rotor RPM, and the inadequate annual inspection by company maintenance personnel.NTSB SEA90LA116Accident · No injuriesLimited investigationFinal reportEnstrom F28C · Camas, WAThe failure of a sprag clutch in the rotor-drive mechanism, at an altitude and position that precluded or limited the possibility of a successful outcome.NTSB DEN89LA118Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Regina, NMThe pilot's poorly planned approach and disregard of the helicopters performance data. Contributing to the accident was the high density altitude conditions which existed at the time of the accident.NTSB FTW89LA079Accident · No injuriesLimited investigationFinal reportEnstrom F28C · Padre Island, TXThe pilot's decision to fly in adverse weather condition. The adverse weather was a related factor.NTSB LAX89LA044Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Inyokern, CAThe pilot stated that, 'I landed in an open unpopulated area for the mechanic ... To make adjustments on the main blade (we were tracking and balancing the blades). I never shut the engine down. I disengaged the clutch. After the adjustment was made, I…NTSB NYC88LA160Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Westerly, RIThe instructor pilot stated that after executing several straight-in and 180 degree autorotations they decided to attempt some hovering autorotations. After executing the first one successfully in a tailwind situation, the student initiated the second one,…NTSB NYC88LA018Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Laconia, NHThe plt rprtd he was demonstrating a full touchdown autorotation in winds that were from 290 deg at 15 gusting 20 KTS. He stated the touchdown was soft with a lot of pitch pulled in; however, as he lowered the collective after touchdown, the retreating blade…NTSB ATL86LA236Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Coshocton, OHThe plt initiated a maximum power takeoff from a confined parking lot with 2 passengers on board. The area was boardered by obstructions & people. The plt rprtd that during lift-off, she increased power to 2900 RPM, lifted off to a 4' hover with 33' of…NTSB NYC86LA113Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Ridgefield Park, NJA weight imbalance, then a split needle, caused the plt to abort 2 previous attempts to depart. Conditions were corrected & the helicopter departed the waterfront helipad. As it went over the water, the plt noted a loss of eng power. He tried to return to the…NTSB NYC86LA011Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Linden, NJThe helicopter experienced a roll-over during a practice hover autorotation. The acc occurred when the acft started moving backwards during the hover. The left skid dug into the dirt which pitched the acft nose up & rolled it over to the left.NTSB DEN85LA094Accident · No injuriesLimited investigationFinal reportEnstrom F-28L · Salt Lake City, UTThe acft eng lost pwr on final apch at aprx 100 ft AGL. The tail boom was severed during the autorotational landing on soft ground. Post accident exam of the eng revealed that the left magneto point gap was excessively closed. During eng test run, when the…NTSB LAX85LA089Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Sausalito, CAWx conds were sky obscured, visibility less than 1/16 of a mile in fog. Plt arrived at heliport, went directly to acft and started engine. Another heliport plt went to acft and advised mishap plt against departure due to low visibility. Mishap plt replied he…NTSB MKC84LA144Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Louisville, NEAccording to the plt, the helicopter was involved in a ground search with a non-trained pax in the right seat. With the pax flying the acft in a hover the right skid contacted the muddy terrain causing the acft to roll over.NTSB LAX83LA429Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Quincy, CAThe acft was on a flt to a radio transmitter site at about the 7000 ft level in mountainous terrain. During arrival to the helipad, the plt noticed that several vehicles were parked on the landing surface. While in a hover, he maneuvered the helicopter to an…NTSB ATL83LA275Accident · No injuriesLimited investigationFinal reportEnstrom F28C · Brandywine, MDIn level cruise flt the plt experienced a severe vibration followed by uncontrollable rotation to the right. The plt wasunable to regain directional control & crashed into trees. Investigation revealed that the rear t/r drive coupling, PN28-13609, had failed…NTSB LAX83FA266Accident · Serious injuriesField investigationFinal reportEnstrom F28C · Mesa, AZThe pilot had taken off, went into a normal hover, then traveled about 200 feet for a pattern climb-out when he radioed the tower that the acft did not feel right. The acft started to fishtail. The pilot tried to autorotate but could not stop the rate of…NTSB ATL83LA191Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Wise, VAThe plt reported that he had stayed in the local area & had been practicing slow hover over the grass beside the rwy. There was a paved ramp that he had to cross, each time he went from one end of the rwy to the other. He said when he came to this area, he…NTSB LAX83LA175Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Chino, CAThe rated airplane plt was endorsed for local solo flts in the helicopter & was practicing autorotative landings. He stated that during a landing, he flared late & allowed the tail & tail rotor to impact the rwy.NTSB LAX82DA283Accident · No injuriesFinal reportEnstrom F28C · Phoenix, AZThe helicopter made a forced landing in a cotton field after tail rotor driveshaft failure. Examination showed a ductileshear overload failure. No evidence of fatigue was reported.NTSB DEN82DA089Accident · No injuriesFinal reportEnstrom F-28C · Marmath, NDThe pilot reported that while he was in flight at about 75 to 80 ft AGL, the engine lost power. During an autorotative landing in an open pasture, a skid dug into the ground and the helicopter rolled over. A subsequent engine teardown revealed evidence that…NTSB ATL82FKG06Accident · Minor injuriesClosedEnstrom 280C · Savannah, GANTSB LAX82DVA06Accident · No injuriesClosedEnstrom F-28C · Shaver Lake, CANTSB ANC82DAG01Accident · No injuriesClosedEnstrom F-28C · Big Lake, AKNTSB SEA81FYP28Accident · Minor injuriesClosedEnstrom F-28C · Rice, WANTSB ANC81FA019Accident · No injuriesClosedEnstrom F28C · Anchorage, AKNTSB LAX81FVD08Accident · No injuriesClosedEnstrom F-28-C · Eureka, CANTSB CHI80FEG19Accident · No injuriesClosedEnstrom F-28 · Xenia, OHNTSB CHI80FEG17Accident · No injuriesClosedEnstrom F-28C · Lebanon, OHNTSB CHI80FEK17Accident · No injuriesClosedEnstrom F-28C · Columbus, OHNTSB ANC80FA052Accident · No injuriesClosedEnstrom F-28-C · Talkeetna, AKNTSB LAX80FVG26Accident · No injuriesClosedEnstrom F28C · Sacramento, CANTSB FTW80DRG11Accident · No injuriesClosedEnstrom F-28C · Port Mansfield, TXNTSB NYC80FHJ04Accident · Serious injuriesClosedEnstrom F28C · Oakdale, NYNTSB NYC79FGM44Accident · Serious injuriesClosedEnstrom F28C · Erie, PANTSB MKC79DCJ30Accident · No injuriesClosedEnstrom F28C · Auburn, NENTSB OAK79DXQ29Accident · No injuriesClosedEnstrom F-28C · Bridgeport, CANTSB FTW79DRG45Accident · No injuriesClosedEnstrom F-28C · Victoria, TXNTSB ANC79FA065Accident · No injuriesClosedEnstrom F-28C · Portage, AKNTSB OAK79FJA08Accident · No injuriesClosedEnstrom F-28C · Honolulu, HINTSB NYC79FFA15Accident · Serious injuriesClosedEnstrom F-28C · Schroon Lake, NYNTSB NYC78FNA35Accident · Serious injuriesClosedEnstrom F28C · So.Dennis, MANTSB SEA78FTI16Accident · No injuriesClosedEnstrom F-28C · Haugan, MTNTSB CHI78FEX16Accident · No injuriesClosedEnstrom F28C · Wheatland, INNTSB NYC77DNC48Accident · No injuriesClosedEnstrom F-28C · Manchester, NHNTSB OAK77FJA13Accident · No injuriesClosedEnstrom F28C · Honolulu, HINTSB NYC77FGM33Accident · No injuriesClosedEnstrom F28C · Ford City, PANTSB SEA77DYK20Accident · No injuriesClosedEnstrom F28C · Medford, WANTSB MKC76DER77Accident · Minor injuriesClosedEnstron F-28 · Ortonville, MN