# NTSB investigations, 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 24 of 101 · 5,040 cases

## Cases, newest first

- [NTSB CHI95LA021](https://openairdocs.org/ntsb/CHI95LA021.md): Piper PA-28-181 · Bloomington, IL · Accident · Serious injuries · Limited investigation · Final report · Oct 23, 1994 · N90875 · Substantial damage
  > the pilot's failure to maintain airspeed during the landing which resulted in a stall. A factor related to the accident was the loss of engine power for undetermined reasons.
- [NTSB CHI95LA015](https://openairdocs.org/ntsb/CHI95LA015.md): Questair Venture · Wheeling, IL · Accident · No injuries · Limited investigation · Final report · Oct 18, 1994 · N62V · Substantial damage
  > The inadvertent deployment of the nosewheel steering. A factor in this accident was the inadequate design of the rudder pedal pivot point height above the cockpit floor by the design personnel.
- [NTSB CHI95FA012](https://openairdocs.org/ntsb/CHI95FA012.md): Piper PA-28-161 · Winfield, IL · Accident · 1 fatal · Field investigation · Final report · Oct 16, 1994 · N9089U · Destroyed
  > Collision with the ground for an undetermined reason. The pilot's psychological condition was a probable factor.
- [NTSB CHI95LA009](https://openairdocs.org/ntsb/CHI95LA009.md): Cessna 152 · Bloomington, IL · Accident · No injuries · Limited investigation · Final report · Oct 10, 1994 · N69187 · Substantial damage
  > The pilot's failure to maintain aircraft control while landing. Factors associated with the accident were the improper landing flare and the pilot's lack of total experience.
- [NTSB CHI95LA005](https://openairdocs.org/ntsb/CHI95LA005.md): Cessna 150 · Carbondale, IL · Accident · Minor injuries · Limited investigation · Final report · Oct 5, 1994 · N66224 · Substantial damage
  > the pilot's inadequate visual lookout, and improper altitude.
- [NTSB CHI95LA003](https://openairdocs.org/ntsb/CHI95LA003.md): Bell 47G2 · Decatur, IL · Accident · Minor injuries · Limited investigation · Final report · Oct 3, 1994 · N5193B · Substantial damage
  > the failure of the roller springs in the freewheeling unit of the transmission which caused the unit to disengage.
- [NTSB CHI94LA351](https://openairdocs.org/ntsb/CHI94LA351.md): Piper PA-23-160 · West Chicago, IL · Accident · No injuries · Limited investigation · Final report · Sep 30, 1994 · N5272A · Substantial damage
  > the pilot's failure to use the manual hydraulic pump to lower the landing gear. Factors were the failure of the fuel selector handle, the subsequent fuel starvation, and the pilot's failure to properly crossfeed and restart the left engine.
- [NTSB CHI94DEV02](https://openairdocs.org/ntsb/CHI94DEV02.md): Thomas E. Georges Z-MAX · Palmyra, IL · Accident · Serious injuries · Final report · Sep 25, 1994 · N4592M · Destroyed
  > The pilots's inadvertently stalled the airplane while maneuvering to land. Factors were the loss of engine power due to carburetor ice, carburetor icing conditions, and the unavailability of carburetor heat.
- [NTSB CHI94LA350](https://openairdocs.org/ntsb/CHI94LA350.md): Ultralight Challenger II · Princeton, IL · Accident · No injuries · Limited investigation · Final report · Sep 20, 1994 · UNREG · Substantial damage
  > Inadequate directional stability of the aircraft (due to installation of lexan cockpit enclosure doors), which precipitated a loss of directional control.
- [NTSB CHI94FA340](https://openairdocs.org/ntsb/CHI94FA340.md): Beech E95A · Poplar Grove, IL · Accident · 1 fatal · Field investigation · Final report · Sep 20, 1994 · N9581Y · Destroyed
  > Aircraft control not maintained by the pilot when he began his turn from base leg to final approach. Factors associated with this accident were the fatigue failure of a propeller blade, improper maintenance overhaul of the propeller, and a material defect in…
- [NTSB CHI94LA332](https://openairdocs.org/ntsb/CHI94LA332.md): Cessna 170 · St. Anne, IL · Accident · No injuries · Limited investigation · Final report · Sep 18, 1994 · N4216V · Substantial damage
  > Engine failure due to an inadequately reconditioned cylinder.
- [NTSB CHI94LA331](https://openairdocs.org/ntsb/CHI94LA331.md): Cessna 150 · Winnetka, IL · Accident · No injuries · Limited investigation · Final report · Sep 17, 1994 · N9456U · Substantial damage
  > The loss of engine power due to an undetermined reason. The lack of suitable terrain for the forced landing was a factor.
- [NTSB CHI94LA325](https://openairdocs.org/ntsb/CHI94LA325.md): Cessna 172RG · West Chicago, IL · Accident · No injuries · Limited investigation · Final report · Sep 13, 1994 · N616SF · Substantial damage
  > the pilot-in-command (CFI)'s inadequate supervision. Factors were the abrupt flare by the dual student.
- [NTSB CHI94LA314](https://openairdocs.org/ntsb/CHI94LA314.md): Cessna 188B · Oakdale, IL · Accident · No injuries · Limited investigation · Final report · Sep 7, 1994 · N731SV · Substantial damage
  > misalignment of the number one connecting rod during major overhaul. Factors were the subsequent scoring and fatigue failure of the crankshaft.
- [NTSB CHI94FA307](https://openairdocs.org/ntsb/CHI94FA307.md): Piper PA-46-310P · Lincoln, IL · Accident · 2 fatal · Field investigation · Final report · Sep 2, 1994 · N4362F · Destroyed
  > The pilot's failure to maintain airspeed while performing a go-around.
- [NTSB CHI94LA289](https://openairdocs.org/ntsb/CHI94LA289.md): Cessna 172 · Plato Center, IL · Accident · No injuries · Limited investigation · Final report · Aug 28, 1994 · N97618 · Substantial damage
  > The pilot's attempt to take off on a short runway with a gross weight which exceeded the maximum allowable weight and an improper flap setting. A factor was the location of obstructions (trees) at the departure end of the runway.
- [NTSB CHI94LA298](https://openairdocs.org/ntsb/CHI94LA298.md): Cessna 150 · Centralia, IL · Accident · Minor injuries · Limited investigation · Final report · Aug 26, 1994 · N6307S · Substantial damage
  > fuel exhaustion as a result of the pilots improper fuel calculation and improper use of fuel mixture.
- [NTSB CHI94LA294](https://openairdocs.org/ntsb/CHI94LA294.md): Watson KR-2 · Pekin, IL · Accident · 1 fatal · Limited investigation · Final report · Aug 23, 1994 · N121CW · Destroyed
  > Aircraft control not maintained by the pilot and the subsequent stall. A factor associated with the accident was the pilot's lack of recent flight experience.
- [NTSB CHI94LA292](https://openairdocs.org/ntsb/CHI94LA292.md): Grumman G-164A · Clifton, IL · Accident · Minor injuries · Limited investigation · Final report · Aug 23, 1994 · N8971H · Destroyed
  > the pilots failure to keep visual contact with and to avoid unmarked powerlines adjacent to the crop field he was spraying.
- [NTSB CHI94MA290](https://openairdocs.org/ntsb/CHI94MA290.md): McDonnell Douglas MD-11F · Chicago, IL · Accident · No injuries · Major investigation · Final report · Aug 19, 1994 · IDUPO · Substantial damage
  > The first officer's improper flare and improper use of flight controls during the landing flare/touchdown.
- [NTSB CHI94LA275](https://openairdocs.org/ntsb/CHI94LA275.md): Thunder and Colt 120A · Bloomington, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 16, 1994 · N416TC · Substantial damage
  > the unforcast, unanticipated adverse wind conditions and thermal activity. A factor was the powerlines.
- [NTSB CHI94LA274](https://openairdocs.org/ntsb/CHI94LA274.md): Nelson Benson B-8M · Sandwich, IL · Accident · 1 fatal · Limited investigation · Final report · Aug 9, 1994 · N26063 · Destroyed
  > Improper planning/decision by the pilot (owner/pilot/mechanic), and his improper modification of the flight control system, which resulted in his failure (or inability) to maintain control of the gyrocopter. A factor related to the accident was: the pilot's…
- [NTSB CHI94LA273](https://openairdocs.org/ntsb/CHI94LA273.md): Piper PA-28-140 · Romeoville, IL · Accident · No injuries · Limited investigation · Final report · Aug 9, 1994 · N3634R · Substantial damage
  > the pilot's inadequate preflight planning/preparation and improper emergency procedure. Factors associated with the accident are the pilot's improper positioning of the fuel tank selector, and the rough, uneven terrain.
- [NTSB CHI94LA264](https://openairdocs.org/ntsb/CHI94LA264.md): Beech D17R · Sandwich, IL · Accident · No injuries · Limited investigation · Final report · Aug 3, 1994 · N35E · Destroyed
  > the failure of the pilot to lower the landing gear. Factors related to the accident were the loss of engine rpm, for undetermined reasons, and the diverted attention of the pilot.
- [NTSB CHI94LA246](https://openairdocs.org/ntsb/CHI94LA246.md): Cessna 140 · Lomax, IL · Accident · Minor injuries · Limited investigation · Final report · Jul 27, 1994 · N9409A · Substantial damage
  > the pilot's failure to maintain clearance from a transmission wire, and the pilot's failure to maintain an appropriate altitude. A factor associated with the accident is the transmission wire.
- [NTSB CHI94LA247](https://openairdocs.org/ntsb/CHI94LA247.md): Cessna 182 · Greenwood, IL · Accident · No injuries · Limited investigation · Final report · Jul 26, 1994 · N2564R · Substantial damage
  > the pilot-in-command's (CFI) inadequate aircraft preflight inspection and improper aborted takeoff. Related factors are the blocked pitot/static system, and the CFI's inadequate supervision during the preflight and takeoff.
- [NTSB CHI94LA236](https://openairdocs.org/ntsb/CHI94LA236.md): Cessna 175 · Cottage Hill, IL · Accident · Serious injuries · Limited investigation · Final report · Jul 22, 1994 · N7101M · Substantial damage
  > the pilot inadequate preflight planning/preparation and his inaccurate fuel consumption calculations.
- [NTSB CHI94LA231](https://openairdocs.org/ntsb/CHI94LA231.md): Cessna 150 · Alton, IL · Accident · No injuries · Limited investigation · Final report · Jul 17, 1994 · N3639V · Substantial damage
  > the student pilot's improper recovery from a bounced landing. A factor associated with the accident is the student pilot's misjudged landing flare.
- [NTSB CHI94LA230](https://openairdocs.org/ntsb/CHI94LA230.md): Piper PA-28-140 · Kankakee, IL · Accident · Minor injuries · Limited investigation · Final report · Jul 16, 1994 · N7079R · Substantial damage
  > The pilot's poor preflight planning preparation by the improper loading of the airplane.
- [NTSB CHI94LA238](https://openairdocs.org/ntsb/CHI94LA238.md): Piper PA-22 · Harvard, IL · Accident · No injuries · Limited investigation · Final report · Jul 15, 1994 · N8512C · Substantial damage
  > the pilot's excessive taxi speed. A factor in the accident was the wet grass runway.
- [NTSB CHI94DEV01](https://openairdocs.org/ntsb/CHI94DEV01.md): Hucke, Ronald L. PARSON-2P · Monmouth, IL · Accident · Minor injuries · Final report · Jul 5, 1994 · N589RH · Substantial damage
  > The pilot's failure to maintain flying speed which resulted in a stall/mush.
- [NTSB CHI94LA284](https://openairdocs.org/ntsb/CHI94LA284.md): Head Balloons AX7-77 · West Chicago, IL · Accident · Serious injuries · Limited investigation · Final report · Jun 25, 1994 · N21WR · No damage
  > the pilot's failure to maintain proper descent rate.
- [NTSB CHI94FA209](https://openairdocs.org/ntsb/CHI94FA209.md): Cameron CAN-56 · West Chicago, IL · Accident · Serious injuries · Field investigation · Final report · Jun 25, 1994 · N20367 · Destroyed
  > the pilots failure to maintain vertical clearance above powerlines which bordered the field in which he intended to land. A factor associated with the accident were the powerlines.
- [NTSB CHI94FA202](https://openairdocs.org/ntsb/CHI94FA202.md): Bell 47G2 · Baldwin, IL · Accident · 2 fatal · Field investigation · Final report · Jun 15, 1994 · N4992G · Destroyed
  > The inadequate maintenance (inspection of aircraft) by maintenance personnel, which resulted in a loss of engine power due to fuel exhaustion. Related factors are the unsafetied fuel filter, and low altitude at which the helicopter operated.
- [NTSB CHI94LA197](https://openairdocs.org/ntsb/CHI94LA197.md): Cessna 182 · Millstadt, IL · Accident · Serious injuries · Limited investigation · Final report · Jun 12, 1994 · N94752 · Substantial damage
  > the pilot's inadequate aircraft preflight inspection and failure to refuel the airplane prior to fuel exhaustion. Related factors are the loose fuel cap (siphoning) and the uneven terrain encountered during the forced landing.
- [NTSB CHI94LA194](https://openairdocs.org/ntsb/CHI94LA194.md): Luscombe 8A · Peoria, IL · Accident · No injuries · Limited investigation · Final report · Jun 9, 1994 · N72009 · Substantial damage
  > the pilot's misjudged landing flare. A factor associated with the accident is the pilot allowing the airplane to descend at an excessive rate.
- [NTSB CHI94LA189](https://openairdocs.org/ntsb/CHI94LA189.md): Waco UPF-7 · Good Hope, IL · Accident · 1 fatal · Limited investigation · Final report · Jun 4, 1994 · N29952 · Destroyed
  > Failure of the pilot to maintain control of the aircraft, while maneuvering. A factor related to the accident was: the pilot's impairment due to use of a prescription drug that was not approved for use while flying.
- [NTSB CHI94LA186](https://openairdocs.org/ntsb/CHI94LA186.md): Hawker Siddeley DH-125-3A · Waukegan, IL · Accident · No injuries · Limited investigation · Final report · May 30, 1994 · N900CD · Substantial damage
  > was the pilot-in-command disregarding the location of the flight manifest container in the cockpit. Factor's associated with the accident were a jammed control column and inadequate procedures for the use and storage of the flight manifest container on the…
- [NTSB CHI94LA175](https://openairdocs.org/ntsb/CHI94LA175.md): Hughes 269B · Toulon, IL · Accident · Minor injuries · Limited investigation · Final report · May 25, 1994 · N9375S · Destroyed
  > the improper reassembly of the main rotor blade dampers and the underservicing of the landing gear skid hydraulic struts which resulted in ground resonance of the helicopter when the first takeoff after reassembly was attempted.
- [NTSB CHI94LA160](https://openairdocs.org/ntsb/CHI94LA160.md): Cessna 175 · Plainfield, IL · Accident · No injuries · Limited investigation · Final report · May 14, 1994 · N7678M · Substantial damage
  > fuel contamination (water), and inadequate aircraft preflight inspection.
- [NTSB CHI94LA161](https://openairdocs.org/ntsb/CHI94LA161.md): Bell 206B · Winnebago, IL · Accident · No injuries · Limited investigation · Final report · May 12, 1994 · N49585 · Substantial damage
  > a wire strike due to failure to maintain proper altitude, and improper visual lookout by the pilot-in-command.
- [NTSB CHI94LA150](https://openairdocs.org/ntsb/CHI94LA150.md): Boeing B75-N1 · Sandwich, IL · Accident · No injuries · Limited investigation · Final report · May 8, 1994 · N68135 · Substantial damage
  > the pilot in command's failure to maintain directional control during a crosswind landing and attempted go around.
- [NTSB CHI94LA145](https://openairdocs.org/ntsb/CHI94LA145.md): Piper PA-24-250 · Rochelle, IL · Accident · No injuries · Limited investigation · Final report · Apr 30, 1994 · N7605P · Substantial damage
  > the pilot's inadequate use of carburetor heat. Factors associated with the accident were carburetor icing conditions and rough terrain.
- [NTSB CHI94LA151](https://openairdocs.org/ntsb/CHI94LA151.md): Aeronca 11 AC · Carmi, IL · Accident · No injuries · Limited investigation · Final report · Apr 27, 1994 · N9167E · Substantial damage
  > poor preflight planning/preparation. Factors associated with the accident were the high vegetation (grass) and the ditch.
- [NTSB CHI94FA140](https://openairdocs.org/ntsb/CHI94FA140.md): Vavra, Martin A. Rebel 300 · Wonderlake, IL · Accident · 1 fatal · Field investigation · Final report · Apr 23, 1994 · N12MV · Destroyed
  > Fatigue and catastrophic failure of the main wing spar resulting from the designer's excessive, unverified estimate of the strength of the spar cap material and the manufacturer's failure to attain the specified strength during the production process.
- [NTSB CHI94DEE01](https://openairdocs.org/ntsb/CHI94DEE01.md): Remote Sensing Cirrus VK-30 · Lk In The Hills, IL · Accident · 2 fatal · Final report · Apr 19, 1994 · N108P · Destroyed
  > fuel starvation resulting from the modification of the fuel system. A factor was the modification to the fuel system.
- [NTSB CHI94IA134](https://openairdocs.org/ntsb/CHI94IA134.md): British Aerospace BAE-146-200 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Apr 17, 1994 · N609AW · No damage
  > a loose fuel nozzle.
- [NTSB CHI94LA122](https://openairdocs.org/ntsb/CHI94LA122.md): Cessna 172P · Wheeling, IL · Accident · No injuries · Limited investigation · Final report · Mar 23, 1994 · N97650 · Substantial damage
  > the pilot's inadequate compensation for wind conditions. A factor associated with the accident was the crosswind.
- [NTSB CHI94LA118](https://openairdocs.org/ntsb/CHI94LA118.md): Cessna TU206B · Canton, IL · Accident · No injuries · Limited investigation · Final report · Mar 21, 1994 · N3841G · Substantial damage
  > the pilot's inadequate compensation for wind conditions. A factor associated with the accident was the crosswind.
- [NTSB CHI94LA115](https://openairdocs.org/ntsb/CHI94LA115.md): Cessna 152 · Wheeling, IL · Accident · No injuries · Limited investigation · Final report · Mar 17, 1994 · N2MS · Substantial damage
  > the student pilot's improper recovery from a bounced landing.

Next page: https://openairdocs.org/ntsb.md?state=IL&page=25

## 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" = 'IL' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?page=24&state=IL

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