NTSB investigations: Great Lakes 2T-1A-2
68 cases on aircraft the registry lists as Great Lakes 2T-1A-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.
Cases per year
| 1975 | 1 |
|---|---|
| 1976 | 2 |
| 1977 | 4 |
| 1978 | 9 |
| 1979 | 5 |
| 1981 | 6 |
| 1982 | 1 |
| 1983 | 2 |
| 1984 | 2 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 2 |
| 1994 | 1 |
| 1995 | 4 |
| 1996 | 1 |
| 1998 | 2 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 1 |
| 2024 | 1 |
Where
Open the mapLatest cases
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 c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3910101'))
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 ('3910101'))
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 GAA24WA280Accident · 1 fatalClass 5 · ForeignGreat Lakes 2T-1A-2 · Gütersloh, GermanyNTSB ERA22LA119Accident · No injuriesClass 4 · LimitedFinal reportGreat Lakes 2T-1A-2 · Naples, FLThe biplane pilot’s inadequate visual lookout, which resulted in an on-ground collision with another airplane while taxiing.NTSB WPR20LA320Accident · Serious injuriesClass 3 · LimitedFinal reportGreat Lakes 2T1A · San Diego, CAA loss of engine power for reasons that could not be determined, which resulted in a hard landing off airport.NTSB WPR19LA114Accident · No injuriesClass 3 · LimitedFinal reportGreat Lakes 2T-1A-2 · San Diego, CAThe fracture of the aileron hinge strap due to fatigue crack propagation, which resulted in substantial damage to a wing rib aft of the spar at the outboard aileron cutout. Contributing to the accident was inadequate maintenance inspection.NTSB GAA18CA319Accident · Minor injuriesData collectionFinal reportCessna 172 · San Diego, CAThe biplane pilot’s failure to see and avoid the stopped airplane.NTSB ERA18LA023Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T1A · Montague, MAThe pilot’s failure to maintain directional control during the attempted takeoff, which resulted in a runway excursion.NTSB GAA17CA125Accident · No injuriesData collectionFinal reportGreat Lakes 2T1A · Canon City, COThe pilot’s failure to maintain directional control during the landing roll. Contributing to the accident was the pilot’s unstabilized approach.NTSB GAA16CA510Accident · No injuriesData collectionFinal reportGreat Lakes 2T1A · Port St. Lucie, FLThe pilot's failure to avoid the drainage pipe during the landing roll on a private grass airstrip. Contributing to the accident was the pilot's reduced forward view from the rear seat.NTSB CEN14CA428Accident · Minor injuriesData collectionFinal reportGreat Lakes 2T 1A 2 · Frankfort, MIThe pilot's improper recovery from a bounced landing in gusty, crosswind conditions. Contributing to the accident was the pilot lack of recent tail wheel landing experience.NTSB CEN13CA522Accident · No injuriesData collectionFinal reportGreat Lakes 2T-1A-2 · Iowa City, IAThe pilot failed to maintain directional control of the airplane while landing.NTSB WPR12LA409Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Monroe, WAA loss of engine power during cruise flight for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.NTSB CEN11LA209Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Kingsville, TXA pre-existing crack in the front spar of the right horizontal stabilizer near a riveted fitting, causing it to fail and separate from the airplane in flight. Contributing to the accident was the failure of maintenance personnel comply with existing service…NTSB WPR10CA282Accident · No injuriesData collectionFinal reportGreat Lakes 2T-1A-2 · Chandler, AZThe pilot’s failure to maintain directional control and the flight instructor's inadequate remedial action during the landing roll, which resulted in a ground loop.NTSB CEN09CA349Accident · No injuriesData collectionFinal reportGreat Lakes 2T-1A-2 · Hamilton, TXThe pilot's failure to maintain clearance from a tree while on short final.NTSB LAX05LA173Accident · Minor injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Sonoma, CAa partial loss of engine power, which resulted from the fuel servo leaking and generating an excessively rich fuel/air mixture. A factor was the owner's failure to comply with a service bulletin.NTSB IAD04LA043Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T1-A2 · Elkton, KYThe pilot's misidentification of the runway, which resulted in the airplane striking an obscured runway marker. Factors were the tailwheel airplane's reduced forward and lateral visibility during landing rollout and inadequate maintenance of the airport…NTSB SEA03LA141Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Newman Lake, WAThe pilot's failure to maintain clearance from an object while on final approach for landing. Trees and inadequate visual lookout were factors.NTSB CHI98LA157Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Tower, MNthe pilot's inadequate preflight of the airplane's fuel system, and fuel exhaustion, which resulted in a loss of engine power, due to an inadequate supply of fuel.NTSB MIA98LA108Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Pierson, FLthe pilot's failure to note the windsock before touchdown which resulted in a downwind landing, and the pilot's improper elevator control. Factors were the tailwind and the pilot's complacency.NTSB ATL96LA120Accident · No injuriesLimited investigationFinal reportGreat Lakes GL2T-1A-2 · Montgomery, ALThe locked rudder in a fully deflected position which resulted in the pilot's inability to maintain directional control.NTSB LAX96FA075Accident · Serious injuriesField investigationFinal reportGreat Lakes 2T-1A-2 · Fillmore, CAfailure of the pilot to take proper remedial action to recover from an intentional spin.NTSB LAX96LA023Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Chandler, AZthe improper installation of an intake manifold tube assembly during engine overhaul which permitted leakage into the induction system resulting in detonation and piston failure in the associated cylinder.NTSB FTW95LA381Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Boulder, COFailure by the pilot to maintain control of the aircraft during landing roll.NTSB NYC95LA194Accident · 2 fatalLimited investigationFinal reportGreat Lakes 2T1-A2 · Fombell, PAthe loss of engine power for undetermined reasons, and the pilot's failure to maintain airspeed.NTSB CHI95LA010Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Mt. Horeb, WIthe pilot's excessive braking while taxiing from landing.NTSB NYC90LA022Accident · Minor injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Pittstown, NJThe pilot's failure to maintain directional control during landing.NTSB LAX89LA174Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Ramona, CAThe pilot of the other aircraft did not maintain an adequate visual lookout and collided with this Cessna that was parked in the runup area.NTSB MKC88LA090Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T1A2 · Horton, KSThe PIC was executing touch and go lndgs when he reportedly experienced a shift in wind conditions. The acft impacted the ground short of the rwy. He said that the wings suddenly lost lift resulting in a high descent rate. The PIC reported no mechanical flt…NTSB FTW87LA154Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Baytown, TXDrg the lndg roll, the acft started to drift to the left, so the plt corrected with right rudder. He said he over- controlled, then applied left rudder & brake, followed by right rudder & brake. Subsequently, the situation became aggravated until both main…NTSB LAX87LA211Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Tucson, AZA Great Lakes 2T-1A-2 nosed over during landing. The pilot indicated that he had contacted the airport on the UNICOM frequency and was informed that the winds were favoring runway 30. On short final approach to runway 30 the pilot glanced a wind sock located…NTSB SEA86LA247Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Tillamook, ORA precautionary landing was made on a field due to low fuel, lowering ceiling and visibility, ensuing darkness, and the pilot not knowing his exact position. Landing was made on an uphill field with a slight tail wind. The aircraft struck a swale and then…NTSB LAX86LA340Accident · Serious injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Santa Paula, CAThe biplane crashed in mountainous terrain after a loss of power. The acft had been doing aerobatic maneuvers prior to the engine failure. The plt indicated that the engine quit at 7,500 ft MSL while in a descent. She relinquished the flt controls to the…NTSB FTW86FA156Accident · 1 fatalField investigationFinal reportGreat Lakes 2T-1A-2 · Houston, TXThe ends of the outer string and the inner reinforcing wire of the engine air intake duct were not properly positioned under the duct clamp during installation. As a result, they unwound during engine operation and moved out of their normal position on and in…NTSB FTW85LA345Accident · Serious injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Caddo Mills, TXThe CFI PIC stated the eng lost power with the acft about 400 to 500 ft AGL. He couldn't return to the arpt due to lack of altitude. He elected to land in the plowed field. The acft touched down and flipped inverted. The air induction duct was found…NTSB LAX85LA295Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Angwin, CADuring a VFR cross country flt, wx conditions along the route induced the plt to divert to the Angwin arpt. After an overflt to obtain wind information from the wind sock, the plt said he entered the pattern and completed a normal approach and touchdown.…NTSB SEA85LA141Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · North Plains, ORAn overrun occurred due to excess speed and touching down 1/4 of the way down the 2100 foot glider strip. The aircraft rolled onto two foot high alfalfa where it then nosed over. The pilot previously landed gliders on the gliderport but never an engine…NTSB MIA85LA062Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Naples, FLAfter making a three point landing on the paved runway the pilot lost control of the acft, it veered left and ran off the rwy. The acft then struck a mound of sandy soil and nosed over.NTSB LAX84LA468Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Van Nuys, CADuring the third touch & go landing the certificated plt receiving dual instruction was at the controls when directional control was temporarily lost. The CFI in the front cockpit regained control. Shortly thereafter the plt under instruction applied heavy…NTSB CHI83LA388Accident · Minor injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · Bloomington, ILThe plt reported that during takeoff, there was a loss of power at appx 100 ft AGL. He had lifted off before reaching the midpoint of the rwy. However, due to the climb attitude & configuration of the acft, he could not see the rwy below & thought he was at…NTSB MIA83LA172Accident · No injuriesLimited investigationFinal reportGreat Lakes 2T-1A-2 · St. Augustine, FLThe plt was practicing spot landings. On the 9th apch, he was high & slipped the acft with the left wing low. Prior to touchdown, he leveled the wings, but failed to arrest the rate of descent. The plt stated that he applied power to go around, but the acft…NTSB LAX82FA361Accident · 1 fatalField investigationFinal reportGreat Lakes 2T-1A-2 · Arcata, CAThe plt & pax were on a cross-country from somewhere in the klamath, CA area to hayward, CA. Witnesses observed it flying southbound at 50 to 100 ft over the ocean's shore line. Reportedly, the acft made a sharp left turn toward land, then crashed on a…NTSB FTW82DPA06Accident · No injuriesClosedGreat Lakes 2T-TA · Waco, TXNTSB ATL82FKM02Accident · No injuriesClosedGR Lakes 2T-1A2 · Pinnacle, NCNTSB FTW81FA115Accident · 1 fatalClosedGreat Lakes 2T-1A2 · Jacktown, OKNTSB MKC81DCG43Accident · No injuriesClosedGreat Lakes 2T-1A · Pleasant Hill, MONTSB FTW81FRG26Accident · No injuriesClosedGreat Lakes 2T-1A2 · Alamo, TXNTSB MKC81DCG23Accident · No injuriesClosedGreat Lakes 2T-1A · Grain Valley, MONTSB LAX80FUG03Accident · Minor injuriesClosedGreat Lakes 2T-1A · Elsinore, CANTSB FTW79DPG82Accident · Minor injuriesClosedGreat Lakes 2T-1A · Alpin, ARNTSB IAD79FLQ21Accident · 2 fatalClosedGreat Lakes 2T-1A · Versailles, KY