# NTSB investigations: Continental IO-520 series, AL

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 1 of 2 · 61 cases

## Latest cases

- [NTSB ERA26LA140](https://openairdocs.org/ntsb/ERA26LA140.md): Beech A36 · Gulf Shores, AL · Accident · 2 fatal · Class 3 · Limited · Preliminary report · Mar 8, 2026 · N66519 · Destroyed
  > On March 7, 2026, about 1900 central standard time, a Beechcraft A36, N66519 was destroyed when it was involved in an accident near Gulf Shores, Alabama. The pilot and one passenger were fatally injured. The airplane was operated as a Title 14 Code of Federal…
- [NTSB ERA26LA117](https://openairdocs.org/ntsb/ERA26LA117.md): Beech V35 · Gulf Shores, AL · Accident · No injuries · Class 4 · Limited · Final report · Feb 17, 2026 · N35KA · Substantial damage
  > The pilot’s failure to establish a positive rate of climb before retracting the landing gear, which resulted in abnormal runway contact during the takeoff roll.
- [NTSB ERA24LA344](https://openairdocs.org/ntsb/ERA24LA344.md): Beech A36 · Cullman, AL · Accident · No injuries · Class 4 · Limited · Final report · Aug 2, 2024 · N718FG · Substantial damage
  > The pilot’s decision to depart in an area of developing convective weather, which resulted in an unanticipated wind shift during the initial climb after takeoff, a loss of climb performance, and the subsequent forced landing.
- [NTSB ERA22LA092](https://openairdocs.org/ntsb/ERA22LA092.md): Beech D55 · Hamilton, AL · Accident · Serious injuries · Class 4 · Limited · Final report · Dec 21, 2021 · N44DC · Substantial damage
  > The pilot’s failure to properly configure the airplane’s fuel system, which resulted in a loss of engine power on the left engine due to fuel starvation.
- [NTSB ERA22LA071](https://openairdocs.org/ntsb/ERA22LA071.md): Cessna 210 · Brent, AL · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 21, 2021 · N5779J · Substantial damage
  > The inadequate maintenance of the oil filter adapter, which resulted in in an engine oil leak and subsequent loss engine oil pressure, and the subsequent off-airport landing.
- [NTSB ERA21LA162](https://openairdocs.org/ntsb/ERA21LA162.md): Bellanca 1730 · Bessemer, AL · Accident · Serious injuries · Class 4 · Limited · Final report · Mar 26, 2021 · N93638 · Substantial damage
  > The pilot’s failure to maintain control of the airplane, which resulted in an exceedance of the airplane’s critical angle of attack, and a subsequent aerodynamic stall.
- [NTSB ERA21LA068](https://openairdocs.org/ntsb/ERA21LA068.md): Beech V35A · Attalla, AL · Accident · 1 fatal · Class 3 · Limited · Final report · Dec 12, 2020 · N5470U · Destroyed
  > A loss of control inflight and the failure of a component of the up elevator flight control system due to fatigue, which rendered recovery from a right descending turn improbable.
- [NTSB ERA20LA262](https://openairdocs.org/ntsb/ERA20LA262.md): Beech F33 · Malbis, AL · Accident · 2 fatal · Class 3 · Limited · Final report · Jul 29, 2020 · N3156W · Substantial damage
  > The noninstrument-rated pilot’s decision to depart in deteriorating weather conditions, which led to restricted visibility and the pilot’s loss of airplane control due to spatial disorientation. Contributing to the pilot’s poor decision-making was…
- [NTSB GAA16CA161](https://openairdocs.org/ntsb/GAA16CA161.md): Beech 58 · Huntsville, AL · Accident · No injuries · Data collection · Final report · Mar 18, 2016 · N358CB · Substantial damage
  > The pilot's failure to extend the landing gear prior to touchdown resulting in a landing with the landing gear retracted and consequent substantial damage.
- [NTSB GAA15CA213](https://openairdocs.org/ntsb/GAA15CA213.md): Cessna A185F · Dauphin Island, AL · Accident · No injuries · Data collection · Final report · Jul 11, 2015 · N185DK · Substantial damage
  > The pilot's loss of directional control during the landing roll in gusty wind conditions which resulted in a ground loop and impact with terrain.
- [NTSB ERA15CA176](https://openairdocs.org/ntsb/ERA15CA176.md): Beech V35B · Wetumpka, AL · Accident · Serious injuries · Data collection · Final report · Apr 4, 2015 · N9172Q · Substantial damage
  > The pilot's use of an incorrect radio frequency when attempting to turn on the runway lights, resulting is an attempt to land the airplane while aligned with airport hangar lights.
- [NTSB ERA14FA120](https://openairdocs.org/ntsb/ERA14FA120.md): Cessna 210L · Clay, AL · Accident · 2 fatal · Field investigation · Final report · Feb 15, 2014 · N732EJ · Destroyed
  > The pilot's failure to maintain control of the airplane while being vectored to intercept the localizer during night instrument meteorological conditions (IMC). Contributing to the accident was the operator's inadequate dispatch procedures, which did not…
- [NTSB ERA14LA052](https://openairdocs.org/ntsb/ERA14LA052.md): Beech V35 · Trussville, AL · Accident · Minor injuries · Limited investigation · Final report · Nov 28, 2013 · N5655D · Substantial damage
  > The failure of the No. 2 connecting rod due to oil starvation, which resulted in a total loss of engine power.
- [NTSB ERA11FA074](https://openairdocs.org/ntsb/ERA11FA074.md): Beech A36 · Theodore, AL · Accident · 1 fatal · Field investigation · Final report · Nov 30, 2010 · N1860P · Substantial damage
  > The pilot's failure to maintain aircraft control while maneuvering at night in deteriorating weather conditions due to spatial disorientation. Contributing to the accident was the pilot's failure to obtain a weather briefing.
- [NTSB NYC08CA089](https://openairdocs.org/ntsb/NYC08CA089.md): Cessna 210G · Bessemer, AL · Accident · No injuries · Data collection · Final report · Jan 30, 2008 · N5825F · Substantial damage
  > The pilot's failure to properly secure the airplane before attempting to hand-prop the engine.
- [NTSB MIA07LA111](https://openairdocs.org/ntsb/MIA07LA111.md): Beech A36 · Cullman, AL · Accident · Serious injuries · Limited investigation · Final report · Jun 22, 2007 · N18491 · Substantial damage
  > The pilot’s mismanagement of an in-flight emergency, which resulted in a gear-up landing and runway overrun. Contributing to the accident was a breach to the engine crankcase above and in line with the No. 1 cylinder.
- [NTSB ATL06FA129](https://openairdocs.org/ntsb/ATL06FA129.md): Beech F-33A · Alabaster, AL · Accident · 3 fatal · Field investigation · Final report · Sep 23, 2006 · N8148R · Substantial damage
  > The pilot's failure to maintain airspeed while maneuvering toward an emergency landing area following the total loss of engine power shortly after takeoff resulting in an inadvertent stall, uncontrolled descent, and collision with the ground, and a fence. A…
- [NTSB MIA03LA010](https://openairdocs.org/ntsb/MIA03LA010.md): Bellanca 17-30A · Pell City, AL · Accident · No injuries · Limited investigation · Final report · Nov 2, 2002 · N9558E · Substantial damage
  > The pilot's failure to maintain directional control following landing touchdown, resulting in a runway excursion and collision with a ditch off the left side of the runway.
- [NTSB ATL01LA112](https://openairdocs.org/ntsb/ATL01LA112.md): Cessna 210K · Bessemer, AL · Accident · No injuries · Limited investigation · Final report · Sep 18, 2001 · N9455M · Substantial damage
  > Failure of the landing gear-down lock mechanism, which resulted in the pilot's inability to control the airplane. A factor was the trees.
- [NTSB MIA01LA092](https://openairdocs.org/ntsb/MIA01LA092.md): Bellanca BL-17-30A · Sylacauga, AL · Accident · No injuries · Limited investigation · Final report · Mar 4, 2001 · N8844V · Substantial damage
  > The pilot's failure to maintain directional control during landing rollout, and the subsequent runway excursion and collision with trees.
- [NTSB ATL99LA002](https://openairdocs.org/ntsb/ATL99LA002.md): Cessna 188B · Tellasse, AL · Accident · Minor injuries · Limited investigation · Final report · Oct 2, 1998 · N4832R · Substantial damage
  > The pilot's failure to maintain clearance from a utility line while conducting a swath run.
- [NTSB ATL98LA070](https://openairdocs.org/ntsb/ATL98LA070.md): Bellanca BL-17-30A · Brewton, AL · Accident · No injuries · Limited investigation · Final report · May 1, 1998 · N6645V · Substantial damage
  > Improper maintenance procedures used to overhaul the engine, which led to the crankshaft failure. Contributing to the severity of the accident was the fence.
- [NTSB ATL97LA059](https://openairdocs.org/ntsb/ATL97LA059.md): Cessna 210D · Huntsville, AL · Accident · No injuries · Limited investigation · Final report · Apr 14, 1997 · N3761Y · Substantial damage
  > corrosion and subsequent failure of the elevator trim tab, which resulted in vibration and failure of the elevator. Failure of maintenance personnel to comply with a service bulletin was a related factor.
- [NTSB MIA97LA118](https://openairdocs.org/ntsb/MIA97LA118.md): Cessna 210M · Troy, AL · Accident · No injuries · Limited investigation · Final report · Apr 3, 1997 · N761VX · Substantial damage
  > The pilot's failure to obtain the proper touchdown point during an emergency landing resulting in an overrun and subsequent nose over. A factor in the accident was a reported partial loss of engine power for undetermined reasons.
- [NTSB MIA97LA022](https://openairdocs.org/ntsb/MIA97LA022.md): Beech V35B · Columbiana, AL · Accident · Minor injuries · Limited investigation · Final report · Nov 9, 1996 · N6026T · Substantial damage
  > the pilot's improper use of the fuel selector, which resulted in fuel starvation, and his failure to select a tank with fuel for a restart, which resulted in a failure to restart the engine, a forced landing, and subsequent impact with terrain. High…
- [NTSB MIA95LA204](https://openairdocs.org/ntsb/MIA95LA204.md): Cessna A188B · Muscle Shoals, AL · Accident · 1 fatal · Limited investigation · Final report · Aug 13, 1995 · N4940R · Destroyed
  > Failure of the pilot to maintain adequate visual lookout to see-and-avoid electrical power lines, while approaching a field for aerial application.
- [NTSB ATL95LA126](https://openairdocs.org/ntsb/ATL95LA126.md): Cessna A188B · Decatur, AL · Accident · No injuries · Limited investigation · Final report · Jul 3, 1995 · N6296G · Substantial damage
  > The pilot's selection of unsuitable terrain for a precautionary landing. Which resulted in the collapse of the main landing gear. The undetermined aircraft problem and rough/uneven terrain were related factors.
- [NTSB ATL93LA118](https://openairdocs.org/ntsb/ATL93LA118.md): Cessna 188B · Centre, AL · Accident · No injuries · Limited investigation · Final report · Jun 29, 1993 · N731DH · Substantial damage
  > The failure of maintenance personnel to properly torque the crankcase through bolts.
- [NTSB ATL93LA106](https://openairdocs.org/ntsb/ATL93LA106.md): Cessna A188B · Centre, AL · Accident · Serious injuries · Limited investigation · Final report · Jun 5, 1993 · N91676 · Destroyed
  > The pilot's failure to maintain clearance from trees during agricultural application maneuvering. Factors were the trees in the vicinity of the planned flight path.
- [NTSB ATL92LA173](https://openairdocs.org/ntsb/ATL92LA173.md): Cessna A188B · Centre, AL · Accident · No injuries · Limited investigation · Final report · Sep 2, 1992 · N4845Q · Substantial damage
  > The pilot's inadequate compensation for existing wind conditions, which resulted in his inability to maintain a proper altitude. Factors were the turbulence and wind shear present at the time of the accident.
- [NTSB MIA92LA165](https://openairdocs.org/ntsb/MIA92LA165.md): Cessna AT188B · Prattville, AL · Accident · Serious injuries · Limited investigation · Final report · Aug 19, 1992 · N731PV · Substantial damage
  > The pilot-in-command's improper visual lookout and failure to maintain clearance from the wires.
- [NTSB ATL92LA059](https://openairdocs.org/ntsb/ATL92LA059.md): Cessna 310R · Tuscaloosa, AL · Accident · No injuries · Limited investigation · Final report · Mar 11, 1992 · N87355 · Substantial damage
  > The instructor's inadequate supervision and the student pilot's failure to follow instructions.
- [NTSB ATL92LA010](https://openairdocs.org/ntsb/ATL92LA010.md): Beech A36 · Selma, AL · Accident · Minor injuries · Limited investigation · Final report · Oct 17, 1991 · N3735Y · Substantial damage
  > The fatigue failure of the engine crankshaft counterweight blade, which resulted from excessive wear of the counterweight pin bushings, due to corrosion from an unknown source.
- [NTSB ATL90LA173](https://openairdocs.org/ntsb/ATL90LA173.md): Cessna A188B · Hertsboro, AL · Accident · No injuries · Limited investigation · Final report · Sep 20, 1990 · N8677G · Substantial damage
  > Fatigue failure of the propeller blade which resulted from improper overhaul procedures, and the absence of oil in the propeller hub which would allow the detection of blade cracks.
- [NTSB ATL88DKG01](https://openairdocs.org/ntsb/ATL88DKG01.md): Cessna 188 · Samson, AL · Accident · No injuries · Final report · Oct 15, 1987 · N731RF · Substantial damage
  > The plt said the prop surged during a swath run. While rtning to land the engine quit. The acft landed in a plowed field, resulting in substantial damage to the rt wing and lndg gear. Inspection of the engine by the plt revealed that the oil filter adapter…
- [NTSB ATL86LA166](https://openairdocs.org/ntsb/ATL86LA166.md): Cessna A188B · Magnolia Spring, AL · Accident · Minor injuries · Limited investigation · Final report · Jun 7, 1986 · N9105R · Substantial damage
  > During a spray run the plt attempted to climb over a tall tree, the acft failed to clear the tree which was contacted with the right wing. The acft then crash landed in a field. The acft was observed to stagger during several turns earlier in the operation.…
- [NTSB ATL85LA236](https://openairdocs.org/ntsb/ATL85LA236.md): Cessna A188B · Trenton, AL · Accident · No injuries · Limited investigation · Final report · Aug 5, 1985 · N21708 · Destroyed
  > The pilot stated that the eng lost power while he was maneuvering for another spray run over the field. The aircraft settled into the trees and a post-crash fire developed.
- [NTSB ATL85LA228](https://openairdocs.org/ntsb/ATL85LA228.md): Cessna A188B · Clanton, AL · Accident · No injuries · Limited investigation · Final report · Jul 31, 1985 · N9381G · Substantial damage
  > The acft collided with a fence & a ditch during a precautionary off-arpt landing in a pasture. The plt reported that following the completion of aerial application operations, thunderstorms were blocking his return to the arpt. He had elected to land to await…
- [NTSB ATL85LA030](https://openairdocs.org/ntsb/ATL85LA030.md): Bellanca 17-30A · Ariton, AL · Accident · No injuries · Limited investigation · Final report · Nov 8, 1984 · N8794V · Substantial damage
  > Acft lost pwr and plt attempted to restart engine by switching fuel tanks. Power was not regained and forced landing was made in a field. Plt stated aux tanks were full and rt main contained 1/2 gallon of fuel. Fuel tank selected at time of power loss is…
- [NTSB ATL84FA106](https://openairdocs.org/ntsb/ATL84FA106.md): Beech A36 · Hamilton, AL · Accident · 2 fatal · Field investigation · Final report · Feb 23, 1984 · N1034W · Destroyed
  > The acft collided with trees aprx 6 miles east of marion cty arpt and aprx 17 NM sw of the flt depat pt and also the plt's home arpt. The plt had earlier that day told the haleyville arpt mgr that he would return to haleyville the same day as dept. The acc…
- [NTSB ATL83LA385](https://openairdocs.org/ntsb/ATL83LA385.md): Beech 58 · Birmingham, AL · Accident · No injuries · Limited investigation · Final report · Sep 30, 1983 · N31CE · Substantial damage
  > The acft swerved off the rwy after the left tire deflated during heavy braking & the left landing gear collapsed during the swerve. The pilot stated the acft was rolling too fast after landing to make the first turn off. The pilot then applied heavy braking…
- [NTSB ATL83LA368](https://openairdocs.org/ntsb/ATL83LA368.md): Cessna 310J · Birmingham, AL · Accident · No injuries · Limited investigation · Final report · Sep 11, 1983 · N3199L · Substantial damage
  > The acft landing gear collapsed during landing. An FAA inspector said the gear made grinding noises when extended. During a fly-by the left gear door appeared to be jammed. Reportedly the landing gear transmission assembly failed.
- [NTSB ATL83LA257](https://openairdocs.org/ntsb/ATL83LA257.md): Cessna A188B · Prattville, AL · Accident · No injuries · Limited investigation · Final report · Jul 2, 1983 · N9381G · Substantial damage
  > The acft collided with a cow during takeoff for an aerial application flt. The collision broke off the right main landing gear and killed the cow. The pilot stated that the cow got through the fence and wandered onto the strip. The airstrip has a small rise…
- [NTSB ATL82DA235](https://openairdocs.org/ntsb/ATL82DA235.md): Beech 58 · Birmingham, AL · Accident · No injuries · Final report · Aug 12, 1982 · N7239R · Substantial damage
  > The pilot stated that after a normal touchdown and a landing roll of 300-500 feet the gear retracted/collapsed. Subsequently, the entire landing gear system was ground checked and normal function of the system was found. The aircraft flaps were found in the…
- [NTSB ATL82FA037](https://openairdocs.org/ntsb/ATL82FA037.md): Cessna 210L · Madison County, AL · Accident · 4 fatal · Field investigation · Final report · Jan 19, 1982 · N641CH · Substantial damage
  > The aircraft departed destin, FL at 1554 CST on a flight to tullahoma, TN. The estimated time en route was listed on the flight plan as 2.5 hrs with 4.5 hours fuel on board. During arrival at tullahoma, the pilot initiated a vor/dme-b approach, but executed a…
- [NTSB ATL82FA011](https://openairdocs.org/ntsb/ATL82FA011.md): Beech 58 · Selma, AL · Accident · No injuries · Closed · Oct 27, 1981 · N755CF · Substantial damage
- [NTSB ATL81FKJ10](https://openairdocs.org/ntsb/ATL81FKJ10.md): Beech V35TC · Eufaula, AL · Accident · No injuries · Closed · Feb 9, 1981 · N265T · Substantial damage
- [NTSB ATL81FKJ05](https://openairdocs.org/ntsb/ATL81FKJ05.md): Cessna 185 · Evergreen, AL · Accident · Minor injuries · Closed · Jan 3, 1981 · N6305E · Destroyed
- [NTSB ATL81FA007](https://openairdocs.org/ntsb/ATL81FA007.md): Cessna T188C · Theodore, AL · Accident · 4 fatal · Closed · Oct 11, 1980 · N2181J · 2 aircraft · Destroyed
- [NTSB MIA79DKJ41](https://openairdocs.org/ntsb/MIA79DKJ41.md): Beech A36 · Harvest, AL · Accident · No injuries · Closed · May 22, 1979 · N23621 · Substantial damage

Next page: https://openairdocs.org/ntsb.md?engine=17032&state=AL&page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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."eventStateOrRegion" = 'AL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17032&state=AL

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.
