# NTSB investigations, 1991, IL

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 · 63 cases

## Latest cases

- [NTSB CHI92LA063](https://openairdocs.org/ntsb/CHI92LA063.md): Cessna 152 · Alpha, IL · Accident · Minor injuries · Limited investigation · Final report · Dec 26, 1991 · N106CF · Substantial damage
  > Inadequate preflight planning and refueling not performed by the pilot.
- [NTSB CHI92IA061](https://openairdocs.org/ntsb/CHI92IA061.md): Mcdonnell Douglas DC-10-30 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Dec 23, 1991 · N142AA · 2 aircraft · No damage
  > The local controller's not understanding read back of radio communications. Factors include the pilot-in-command of flight 73 not understanding verbal instructions; local controller not visually identifying the aircraft; and inadequate surveillance (FAA) in…
- [NTSB CHI92LA052](https://openairdocs.org/ntsb/CHI92LA052.md): Cessna 172 · Carlyle, IL · Accident · Serious injuries · Limited investigation · Final report · Dec 11, 1991 · N8316X · Substantial damage
  > Fuel contamination and blockage of the carburetor, which restuled in fuel starvation. The high obstructions (trees) were a related factor.
- [NTSB CHI92DEV01](https://openairdocs.org/ntsb/CHI92DEV01.md): Quickie Quickie 1 · Carmi, IL · Accident · Serious injuries · Final report · Dec 11, 1991 · N1V · Substantial damage
  > An engine bearing seizure and a premature forced landing flare.
- [NTSB CHI92LA046](https://openairdocs.org/ntsb/CHI92LA046.md): Cessna 421 · Wheeling, IL · Accident · No injuries · Limited investigation · Final report · Dec 5, 1991 · N777RA · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during landing. A factor contributing to the accident was the icy runway.
- [NTSB CHI92FA037](https://openairdocs.org/ntsb/CHI92FA037.md): Beech G-18S · West Chicago, IL · Accident · No injuries · Field investigation · Final report · Dec 4, 1991 · N38RM · Destroyed
  > A result of the pilot in command's not maintaining directional control, an improper inflight decision, and improper remedial action once the loss of directional control was recognized by the pilot. Factors contributing to this accident are inadequate cargo…
- [NTSB CHI92LA041](https://openairdocs.org/ntsb/CHI92LA041.md): Cessna 210N · Frankfort, IL · Accident · No injuries · Limited investigation · Final report · Dec 3, 1991 · N5281A · Substantial damage
  > The failure of the fss to notify ATC that the ariport was closed, atc's subsequent approach clearance to the closed airport, and the pilot's inability to maintain directional control on the icy runway. A factor in the accident was the icy runway conditions.
- [NTSB CHI92IA030](https://openairdocs.org/ntsb/CHI92IA030.md): Aerospatiale ATR-42-300 · Chicago, IL · Incident · Minor injuries · Incident investigation · Final report · Nov 20, 1991 · N235RM · No damage
  > An inflight encounter with wake turbulence during cruise flight.
- [NTSB CHI92FA020](https://openairdocs.org/ntsb/CHI92FA020.md): Cessna 172P · Zion, IL · Accident · Serious injuries · Field investigation · Final report · Oct 31, 1991 · N5411K · Destroyed
  > Water contamination of the fuel, and the pilot's inadequate preflight of the aircraft. Factors related to the accident were: darkness and obstructions (trees & transmission lines) in the emergency landing area.
- [NTSB CHI92LA014](https://openairdocs.org/ntsb/CHI92LA014.md): Cessna C-210G · Freeport, IL · Accident · No injuries · Limited investigation · Final report · Oct 20, 1991 · N5876F · Substantial damage
  > Improper installation of a line fitting by other maintenance personnel.
- [NTSB CHI92LA002](https://openairdocs.org/ntsb/CHI92LA002.md): Piper PA-12 · Roscoe, IL · Accident · Minor injuries · Limited investigation · Final report · Oct 7, 1991 · N2499M · Substantial damage
  > Operation of an aircraft with known deficiencies and deterioration/failure of the magneto(s). Factors related to the accident were: the lack of an annual inspection and non-compliance with an airworthiness directive (AD).
- [NTSB CHI91DEV05](https://openairdocs.org/ntsb/CHI91DEV05.md): Ullman Vari Viggen · Greenville, IL · Accident · No injuries · Final report · Sep 29, 1991 · N22VV · Substantial damage
  > Improper maintenance installation of the propeller.
- [NTSB CHI91LA303](https://openairdocs.org/ntsb/CHI91LA303.md): Champion 7ECA · Newark, IL · Accident · No injuries · Limited investigation · Final report · Sep 25, 1991 · N5164T · Substantial damage
  > A sheared oleo piston retaining pin which allowed the wheel to fall out.
- [NTSB CHI91LA301](https://openairdocs.org/ntsb/CHI91LA301.md): Mcdonnell Douglas DC-9-82 · Chicago, IL · Accident · No injuries · Limited investigation · Final report · Sep 23, 1991 · N442AA · Substantial damage
  > The flight crew's failure to maintain adequate clearance from obstacles during ground operations. A related factor is the failure of the drivers of the escort vehicle and the semi trailer to follow established procedures and directives.
- [NTSB NYC91FA246](https://openairdocs.org/ntsb/NYC91FA246.md): Cessna 172P · West Chicago, IL · Accident · 2 fatal · Field investigation · Final report · Sep 21, 1991 · N65729 · Substantial damage
  > The pilot's improper in-flight decision to return to the airport following a loss of engine power at a low altitude. The pilot failed to maintain airspeed which resulted in an inadvertent stall at an altitude insufficient for recovery. Factors contributing to…
- [NTSB CHI91LA278](https://openairdocs.org/ntsb/CHI91LA278.md): Cessna 310J · Sugar Grove, IL · Accident · No injuries · Limited investigation · Final report · Sep 20, 1991 · N300RA · Substantial damage
  > The buckled nose landing gear retraction/extension gear drive tube. A factor in the accident was the pilot in command not having the landing gear inspected at the interval recommended by the manufacturer.
- [NTSB CHI91LA280](https://openairdocs.org/ntsb/CHI91LA280.md): Bellanca 7ECA · Algonquin, IL · Accident · No injuries · Limited investigation · Final report · Sep 3, 1991 · N5035J · Substantial damage
  > Incapacitation of the pilot due to a heart attack.
- [NTSB CHI91LA279](https://openairdocs.org/ntsb/CHI91LA279.md): Varga 2180 · Decatur, IL · Accident · No injuries · Limited investigation · Final report · Sep 1, 1991 · N686EE · Destroyed
  > Inadequate preflight planning and preparation and airplane performance data not understood by the pilot. Factors associated with the accident are the pilot's lack of total experience in type of operation, delayed remedial action, and the operator's…
- [NTSB CHI91LA286](https://openairdocs.org/ntsb/CHI91LA286.md): Cessna 170B · Frankfort, IL · Accident · No injuries · Limited investigation · Final report · Aug 31, 1991 · N8244A · Substantial damage
  > The pilot in command's failure to maintain directional control. A contributing factor was a crosswind.
- [NTSB CHI91DEV04](https://openairdocs.org/ntsb/CHI91DEV04.md): Pitts Special S-1 · Lincoln, IL · Accident · Minor injuries · Final report · Aug 31, 1991 · N237V · Substantial damage
  > Loss of engine power for undetermined reasons.
- [NTSB CHI91LA281](https://openairdocs.org/ntsb/CHI91LA281.md): Piper PA-28R-180 · Newark, IL · Accident · No injuries · Limited investigation · Final report · Aug 30, 1991 · N3704T · Substantial damage
  > The pilot's poor inflight planning/decision making. A related factor was: the wet, slippery condition of the grass runway.
- [NTSB CHI91DEV03](https://openairdocs.org/ntsb/CHI91DEV03.md): Hocker Dragonfly · Metropolis, IL · Accident · 1 fatal · Final report · Aug 30, 1991 · N28P · Destroyed
  > Pilot's failure to maintain airspeed above stall.
- [NTSB CHI91LA272](https://openairdocs.org/ntsb/CHI91LA272.md): Piper PA-28-151 · Freeburg, IL · Accident · No injuries · Limited investigation · Final report · Aug 23, 1991 · N8479F · Substantial damage
  > Improper use of the mixture control by the pic/cfi. A factor related to the accident was inadequate friction on the mixture control lever.
- [NTSB CHI91FA264](https://openairdocs.org/ntsb/CHI91FA264.md): Cessna 182Q · Jerseyville, IL · Accident · 2 fatal · Field investigation · Final report · Aug 15, 1991 · N735XG · Destroyed
  > Failure of the pilot to follow proper procedures during a go-around maneuver, and his failure to maintain adequate airspeed, which resulted in an inadvertent stall. Factors related to the accident were: the pilot's improper use of the flaps, his improper use…
- [NTSB CHI91LA261](https://openairdocs.org/ntsb/CHI91LA261.md): Piper PA-32-R300 · Lake In Hills, IL · Accident · No injuries · Limited investigation · Final report · Aug 13, 1991 · N40446 · Substantial damage
  > The pilot's failure to perform an adequate preflight by assuring the gear lever was in the down and locked position.
- [NTSB CHI91LA230](https://openairdocs.org/ntsb/CHI91LA230.md): Cessna 172 · Metropolis, IL · Accident · No injuries · Limited investigation · Final report · Aug 13, 1991 · N2339U · Substantial damage
  > Miscellaneous equipment not removed (foam rubber) and inadequate preflight by the pilot.
- [NTSB CHI91LA248](https://openairdocs.org/ntsb/CHI91LA248.md): Piper PA-24-180 · Joliet, IL · Accident · No injuries · Limited investigation · Final report · Aug 3, 1991 · N5715P · Substantial damage
  > A proper climb rate was not attained which resulted in a mush/stall by the pilot. Factors related to the accident were performance data mis-judged due to lack of familiarity with the aircraft, and over confidence in aircraft's ability.
- [NTSB CHI91LA249](https://openairdocs.org/ntsb/CHI91LA249.md): Cessna 172 · Wheeling, IL · Accident · No injuries · Limited investigation · Final report · Aug 2, 1991 · N97650 · Substantial damage
  > Inadequate compensation for wind conditions and directional control was not maintained by the pilot. Factors related to the accident were a gusty crosswind landing environment and a ditch.
- [NTSB CHI91LA233](https://openairdocs.org/ntsb/CHI91LA233.md): Cessna 172P · Lansing, IL · Accident · 1 fatal · Limited investigation · Final report · Jul 27, 1991 · N66365 · Destroyed
  > The pilot's inadvertent stall/spin during low altitude maneuvers. Related factors are ground personnel's inadequate traffic advisory, and the pilot's abrupt pull up.
- [NTSB CHI91LA222](https://openairdocs.org/ntsb/CHI91LA222.md): Cessna 172 · West Chicago, IL · Accident · No injuries · Limited investigation · Final report · Jul 20, 1991 · N99515 · Substantial damage
  > Directional control was not maintained by the cfi/pic. Factors related to the accident were a gusty cross wind and an airport facility, VASI light.
- [NTSB CHI91DEV02](https://openairdocs.org/ntsb/CHI91DEV02.md): O'Connell Stits SA-3B · Casey, IL · Accident · No injuries · Final report · Jul 18, 1991 · N2821 · Substantial damage
  > The pilot's failure to maintain a proper rate of climb after takeoff. A factor in the accident was the pilot's lack of experience in model.
- [NTSB CHI91MA220](https://openairdocs.org/ntsb/CHI91MA220.md): Aerospace ATR-42-300 · Peoria, IL · Accident · No injuries · Major investigation · Final report · Jul 17, 1991 · N425TE · Substantial damage
  > Inadequate aircraft equipment component (failed bolt), and insufficient inspection standards pertaining to the failed bolt. A factor related to the accident is inaccurate maintenance record keeping relating to oil consumption.
- [NTSB CHI91LA219](https://openairdocs.org/ntsb/CHI91LA219.md): Schweizer 2-32 · Plainfield, IL · Accident · No injuries · Limited investigation · Final report · Jul 16, 1991 · N2477W · Substantial damage
  > Pilot's failure to attain proper alignment with the runway. A factor related to the accident was the high vegetation/crop in which the landing was made.
- [NTSB CHI91FA216](https://openairdocs.org/ntsb/CHI91FA216.md): Piper PA-28-180 · Seneca, IL · Accident · 1 fatal · Field investigation · Final report · Jul 14, 1991 · N7616W · Destroyed
  > Proper glidepath not maintained, and inadequate altitude and visual lookout by the pilot in command.
- [NTSB CHI91FA212](https://openairdocs.org/ntsb/CHI91FA212.md): Centrair Pegasus 101B · Hinckley, IL · Accident · Serious injuries · Field investigation · Final report · Jul 7, 1991 · N126CC · 2 aircraft · Substantial damage
  > The failure of both pilots to maintain adequate visual lookout and ensure adequate separation during traffic pattern operations. A related factor is the non-standard uncontrolled airport procedures used by N126CC.
- [NTSB CHI91FA211](https://openairdocs.org/ntsb/CHI91FA211.md): Piper PA-28-180 · Quincy, IL · Accident · 4 fatal · Field investigation · Final report · Jul 7, 1991 · N8498W · 2 aircraft · Destroyed
  > The failure by the pilot of the other airplane to maintain clearance. Factors in the accident were the pilot's attempt to fly formation, his inadequate group briefing, and the lack of experience on the part of the pilot of the other airplane.
- [NTSB CHI91LA205](https://openairdocs.org/ntsb/CHI91LA205.md): Hiller UH-12D · Savoy, IL · Accident · No injuries · Limited investigation · Final report · Jul 2, 1991 · N94515 · Substantial damage
  > The pilot's failure to maintain tail rotor clearance from the ground. A related factor is the pilot's lack of total experience in helicopters.
- [NTSB CHI91LA201](https://openairdocs.org/ntsb/CHI91LA201.md): Piper PA-28-201R · Wheeling, IL · Accident · No injuries · Limited investigation · Final report · Jun 24, 1991 · N2126K · Substantial damage
  > The pilot in command's inadequate pre-flight inspection. Factors contributing to this accident were the landing gear lever not being engaged, the use of an inadequate procedure by the pilot-in-command, and the inadvertent gear retraction during takeoff roll.
- [NTSB CHI91LA194](https://openairdocs.org/ntsb/CHI91LA194.md): Boeing A75N1 · Mundelein, IL · Accident · No injuries · Limited investigation · Final report · Jun 16, 1991 · N59791 · 2 aircraft · Substantial damage
  > The pilot in command's not maintaining visual contact with the previously identified airplane.
- [NTSB CHI91LA188](https://openairdocs.org/ntsb/CHI91LA188.md): Schweizer SGS 1-34 · Highland, IL · Accident · No injuries · Limited investigation · Final report · Jun 12, 1991 · N7634 · Substantial damage
  > The pilot misjudged his touchdown point.
- [NTSB CHI91LA185](https://openairdocs.org/ntsb/CHI91LA185.md): Ryan Navion A · Kankakee, IL · Accident · Serious injuries · Limited investigation · Final report · Jun 8, 1991 · N4374K · Substantial damage
  > The pilot's poor in flight planning/decision making and misjudged fuel supply. A related factor is the inadequate emergency procedure.
- [NTSB CHI91DEE06](https://openairdocs.org/ntsb/CHI91DEE06.md): Robinson R22B · Mineral, IL · Accident · No injuries · Final report · Jun 5, 1991 · N91MG · Substantial damage
  > Failure of the pilot to maintain clearance from the power line.
- [NTSB CHI91DEE05](https://openairdocs.org/ntsb/CHI91DEE05.md): Charles Raucci, JR. Firebolt · Schaumburg, IL · Accident · Minor injuries · Final report · Jun 1, 1991 · N123CR · Substantial damage
  > The pilot not following the specification for installation of the fuel tank vent.
- [NTSB CHI91DEV01](https://openairdocs.org/ntsb/CHI91DEV01.md): Cessna A188B · Bluffs, IL · Accident · No injuries · Final report · May 30, 1991 · N4887Q · Substantial damage
  > The pilot's failure to maintain directional control.
- [NTSB CHI91LA166](https://openairdocs.org/ntsb/CHI91LA166.md): Cessna 172N · Chicago, IL · Accident · No injuries · Limited investigation · Final report · May 27, 1991 · N5710E · Substantial damage
  > The pilot in command (student)'s improper judgement of the proper touchdown point. A factor contributing was the pilot in command's delaying an aborted landing.
- [NTSB CHI91LA172](https://openairdocs.org/ntsb/CHI91LA172.md): Cessna 152 · Greenville, IL · Accident · No injuries · Limited investigation · Final report · May 22, 1991 · N24394 · Substantial damage
  > The pilot in command's misjudgment of the proper touchdown point. An associated factor is the pilot-in-command not performing remedial action.
- [NTSB CHI91LA154](https://openairdocs.org/ntsb/CHI91LA154.md): Enstrom F28 · Hampshire, IL · Accident · No injuries · Limited investigation · Final report · May 11, 1991 · N86214 · Substantial damage
  > Aircraft control was not maintained when the aircraft encountered an uncotrolled descent by the pilot. Remedial action by the pilot was inadequate. A factor related to the acident was lack of total experience in type of aircraft by the pilot.
- [NTSB CHI91FA152](https://openairdocs.org/ntsb/CHI91FA152.md): Short Brothers SD3-60 · Chicago, IL · Accident · No injuries · Field investigation · Final report · May 11, 1991 · N715NC · Substantial damage
  > The failure of the nose wheel steering hydraulic line during after landing ground operations. A related factor is the manufacturer's inadequate inspection and/or replacement standards.
- [NTSB CHI91IA144](https://openairdocs.org/ntsb/CHI91IA144.md): Boeing 727-223 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Apr 25, 1991 · N6815 · Minor damage
  > The failure of the ground crew to properly align the airplane in the gate alley during the push back from the gate.
- [NTSB CHI91FA135](https://openairdocs.org/ntsb/CHI91FA135.md): Piper PA-24-250 · Wadsworth, IL · Accident · Serious injuries · Field investigation · Final report · Apr 21, 1991 · N651OP · Destroyed
  > The pilot in command's failure to select the proper fuel tank and not performing emergency procedures when the engine ceased to run. A factor related to this accident was power transmissions wires located on the pilot's approach path to landing.

Next page: https://openairdocs.org/ntsb.md?year=1991&state=IL&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 year(c."eventDate") = 1991
  AND c."eventStateOrRegion" = 'IL' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?state=IL&year=1991

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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.
