# NTSB investigations, 1999, 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 · 53 cases

## Latest cases

- [NTSB CHI00FA039](https://openairdocs.org/ntsb/CHI00FA039.md): Cessna 310N · Danville, IL · Accident · 2 fatal · Field investigation · Final report · Dec 10, 1999 · N5038Q · Destroyed
  > Aircraft control not being maintained by the flight instructor and the flight instructor's inadequate supervision of the flight. Factors to the accident were the flight instructor's VFR flight into IMC weather conditions, the inadequate preflight…
- [NTSB CHI00IA037](https://openairdocs.org/ntsb/CHI00IA037.md): British Aerospace BAE 146-200A · Chicago, IL · Incident · Minor injuries · Incident investigation · Final report · Dec 1, 1999 · N606AW · Minor damage
  > An undetermined failure in the hydraulic system, which resulted in the airplane's entire braking system becoming temporarily inoperative. A factor associated with the incident was the airport terminal building that was contacted by the airplane.
- [NTSB CHI00LA038](https://openairdocs.org/ntsb/CHI00LA038.md): Cessna 310Q · Moline, IL · Accident · No injuries · Limited investigation · Final report · Nov 26, 1999 · N7762Q · Substantial damage
  > the landing gear locking mechanism was not properly locked. Factors relating to this accident were the improper rigging of the gear and the runway marker.
- [NTSB CHI00FA027](https://openairdocs.org/ntsb/CHI00FA027.md): Beech 200 · Chicago, IL · Accident · 3 fatal · Field investigation · Final report · Nov 12, 1999 · N869 · Destroyed
  > On ground collision with the lake for undetermined reasons.
- [NTSB CHI00IA018](https://openairdocs.org/ntsb/CHI00IA018.md): Boeing 757-222 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Oct 29, 1999 · N575UA · No damage
  > the in-flight vibration of the airplane's elevator due to excessive freeplay in the elevator control system. Factors included the corrosion of the elevator PCA reaction link bearings and the elevator hinge bearings, excessive axial and radial wear of the…
- [NTSB CHI00IA009](https://openairdocs.org/ntsb/CHI00IA009.md): McDonnell Douglas DC-9-51 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Oct 14, 1999 · N766NC · No damage
  > The landing gear's wheel separation due to the improper installation of the wheel by company maintenance personnel using incomplete maintenance steps, and the maintenance steps not listed in the manufacturer's manual. Factors were the airport perimeter wall…
- [NTSB CHI00LA007](https://openairdocs.org/ntsb/CHI00LA007.md): Cessna 150M · Wheeling, IL · Accident · No injuries · Limited investigation · Final report · Oct 10, 1999 · N2977V · Substantial damage
  > aircraft control not maintained by the pilot. A factor to the accident was the windshear.
- [NTSB CHI00FA003](https://openairdocs.org/ntsb/CHI00FA003.md): Beech D-45 · Oswego, IL · Accident · 1 fatal · Field investigation · Final report · Oct 1, 1999 · N300SH · 2 aircraft · Destroyed
  > the visual lookout not obtained by the pilot of the Beech T-34 and the inadequate procedure by the Lima Lima Flying Squadron. The delayed entry into the maneuver by the pilot of the Beech D-45 was a contributing factor.
- [NTSB CHI99IA351](https://openairdocs.org/ntsb/CHI99IA351.md): Cessna 402B · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Sep 25, 1999 · N6362X · Minor damage
  > The failure of the pilot in command to maintain clearance with ground obstructions.
- [NTSB CHI99LA358](https://openairdocs.org/ntsb/CHI99LA358.md): Bosick Pulsar · Belleville, IL · Accident · No injuries · Limited investigation · Final report · Sep 23, 1999 · N9550 · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB CHI99FA342](https://openairdocs.org/ntsb/CHI99FA342.md): Piper PA-38-112 · Warrensburg, IL · Accident · 2 fatal · Field investigation · Final report · Sep 17, 1999 · N9575T · Destroyed
  > Aircraft control not being maintained by the private pilot candidate and the inadequate supervision by the FAA Designated Examiner. Factors relating to the accident were the inadvertent spin, the unsuccessful remedial action attempted by the flightcrew, and…
- [NTSB CHI99LA335](https://openairdocs.org/ntsb/CHI99LA335.md): Benson Sorrell SNS-7 · Mt. Vernon, IL · Accident · No injuries · Limited investigation · Final report · Aug 29, 1999 · N60SV · Substantial damage
  > the pilot's inadequate compensation for the wind condition which resulted in an inadvertent ground loop. A factor associated with the accident was the gusty crosswind.
- [NTSB CHI99LA330](https://openairdocs.org/ntsb/CHI99LA330.md): Boeing Stearman E75 · Sparta, IL · Accident · No injuries · Limited investigation · Final report · Aug 28, 1999 · N4752V · Substantial damage
  > The pilot's decision not to use all of the available. A factor to the accident was the ditch.
- [NTSB CHI99LA312](https://openairdocs.org/ntsb/CHI99LA312.md): Cessna 172M · Bloomington, IL · Accident · No injuries · Limited investigation · Final report · Aug 26, 1999 · N61612 · Substantial damage
  > the pilot's inadequate visual lookout and not performing a maneuver to avoid obstructions. A factor was the road signs.
- [NTSB CHI99LA308](https://openairdocs.org/ntsb/CHI99LA308.md): Piper PA-18-150 · Granite City, IL · Accident · No injuries · Limited investigation · Final report · Aug 21, 1999 · N90904 · Substantial damage
  > Loss of power for undetermined reason(s) and the rough/uneven.
- [NTSB CHI99FA293](https://openairdocs.org/ntsb/CHI99FA293.md): Hudson Avenger · Lansing, IL · Accident · 2 fatal · Field investigation · Final report · Aug 15, 1999 · N4088X · Destroyed
  > the weight and balance exceeded by the owner/builder. The inadequate preflight planning/preparation by the owner/builder.
- [NTSB CHI99LA289](https://openairdocs.org/ntsb/CHI99LA289.md): Aerospatiale ATR-42-300 · Chicago, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 14, 1999 · N282AT · No damage
  > the failure of the ramp service clerk to maintain clearance with the operating propeller. A factor related to the accident the inattentiveness on the part of the clerk.
- [NTSB CHI99LA288](https://openairdocs.org/ntsb/CHI99LA288.md): Cessna 172G · Glenarm, IL · Accident · No injuries · Limited investigation · Final report · Aug 13, 1999 · N4425L · Substantial damage
  > the pilot's selection of the wrong runway for the prevailing winds. Factors were the pilot's misunderstanding of the wind information and the tailwind.
- [NTSB CHI99LA279](https://openairdocs.org/ntsb/CHI99LA279.md): Piper PA-28-161 · Schaumburg, IL · Accident · Minor injuries · Limited investigation · Final report · Aug 8, 1999 · N2366W · Substantial damage
  > the CFI's delay in taking remedial action to maintain directional control of the airplane. A factor associated with the accident was the student's improper use of the brakes.
- [NTSB CHI99LA283](https://openairdocs.org/ntsb/CHI99LA283.md): Cessna 172P · Waukegan, IL · Accident · No injuries · Limited investigation · Final report · Aug 6, 1999 · N933LA · Substantial damage
  > the pilot's misjudged landing flare and his inadequate recovery from the bounced landing.
- [NTSB CHI99FA278](https://openairdocs.org/ntsb/CHI99FA278.md): Piper PA-28R-200 · Grayslake, IL · Accident · 4 fatal · Field investigation · Final report · Aug 6, 1999 · N56718 · Destroyed
  > the pilot not maintaining altitude and clearance. Factors were the light condition of night, the pilot's lack of recent experience in night operations, and the transmission wire.
- [NTSB CHI99LA268](https://openairdocs.org/ntsb/CHI99LA268.md): Air Tractor AT-401B · Edelstein, IL · Accident · Serious injuries · Limited investigation · Final report · Jul 31, 1999 · N61775 · Substantial damage
  > an inadequate fuel supply which resulted in fuel exhaustion. Factors associated with the accident were the low altitude at which the power loss occurred and the corn crop the airplane contacted.
- [NTSB CHI99LA275](https://openairdocs.org/ntsb/CHI99LA275.md): Fairchild 24 C8C · La Fayette, IL · Accident · No injuries · Limited investigation · Final report · Jul 28, 1999 · N15345 · Substantial damage
  > the pilot's failure to obtain/maintain the proper descent rate. A factor to the accident was the partial loss of engine power as a result of the exhaust valve keeper becoming unlocked, which jammed the exhaust valve.
- [NTSB CHI99FA238](https://openairdocs.org/ntsb/CHI99FA238.md): Piper PA-28-181 · Yorkville, IL · Accident · 2 fatal · Field investigation · Final report · Jul 17, 1999 · N5054F · Destroyed
  > the pilot continuing into known adverse weather conditions, attempting low altitude flight, and not maintaining terrain clearance. Factors to the accident were the thunderstorm and the improper weather evaluation by the pilot following pre-departure and…
- [NTSB CHI99LA228](https://openairdocs.org/ntsb/CHI99LA228.md): Mcmillan Zodiac CH 601 HD · Nauvoo, IL · Accident · Minor injuries · Limited investigation · Final report · Jul 12, 1999 · N6781Z · Substantial damage
  > The pilot's failure to follow the airplane checklist to pin the canopy before departure, resulting in the opening of the canopy on take off and the subsequent aerodynamic stall and ground collision.
- [NTSB CHI99LA211](https://openairdocs.org/ntsb/CHI99LA211.md): Cessna 172N · Addison, IL · Accident · Minor injuries · Limited investigation · Final report · Jul 6, 1999 · N739ND · Substantial damage
  > The pilot's improper fuel selector positioning resulting in fuel starvation during cruise.
- [NTSB CHI99LA217](https://openairdocs.org/ntsb/CHI99LA217.md): Piper PA-28R-200 · Dongola, IL · Accident · No injuries · Limited investigation · Final report · Jul 4, 1999 · N1996T · Substantial damage
  > the failure of the pilot to maintain a proper glidepath on the landing approach, and the failure of the pilot to select a proper touchdown point. Factors to the accident were the lack of runway lights, the dusk light condition, and the ditch.
- [NTSB CHI99LA210](https://openairdocs.org/ntsb/CHI99LA210.md): Ercoupe 415-CD · Jacksonville, IL · Accident · No injuries · Limited investigation · Final report · Jul 4, 1999 · N127G · Substantial damage
  > A material defect in the sloshing compound. Factors were the blocked fuel system, inspection not identifying material defect, and the crop field.
- [NTSB CHI99LA206](https://openairdocs.org/ntsb/CHI99LA206.md): Beech 58 · Wheeling, IL · Accident · No injuries · Limited investigation · Final report · Jul 2, 1999 · N3240R · Substantial damage
  > the landing gear extension not performed by the pilot. A contributing factor was the checklist not followed by the pilot.
- [NTSB CHI99IA204](https://openairdocs.org/ntsb/CHI99IA204.md): Boeing 767-323 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jun 29, 1999 · N384AA · Minor damage
  > the pilot's failure to maintain clearance from the parked aircraft while taxiing. A factor in the accident was the failure of ATC to issue a traffic advisory.
- [NTSB CHI99LA173](https://openairdocs.org/ntsb/CHI99LA173.md): Aero Commander 500 · Effingham, IL · Accident · No injuries · Limited investigation · Final report · Jun 4, 1999 · N711NE · Substantial damage
  > inadvertent wheels-up landing and the checklist not followed by the pilot. The landing gear lever not engaged was an additional cause.
- [NTSB CHI99LA153](https://openairdocs.org/ntsb/CHI99LA153.md): Bell 222UT · Rockton, IL · Accident · No injuries · Limited investigation · Final report · May 16, 1999 · N781SA · Substantial damage
  > The pilot's misjudged flare during landing. A factor to the accident was the dark night lighting condition.
- [NTSB CHI99LA151](https://openairdocs.org/ntsb/CHI99LA151.md): Engleman Pitts S1 · Mattoon, IL · Accident · No injuries · Limited investigation · Final report · May 15, 1999 · N64DE · Substantial damage
  > The pilot's failure to maintain directional control and inadvertent ground loop/swerve. A related factor was the crosswind.
- [NTSB CHI99LA145](https://openairdocs.org/ntsb/CHI99LA145.md): Boeing 737-222 · Chicago, IL · Accident · Serious injuries · Limited investigation · Final report · May 6, 1999 · N208AU · No damage
  > the flight attendants did not follow the cockpit crews instructions to be seated because of expected turbulence. A factor associated with the accident was the turbulence encountered.
- [NTSB CHI99LA139](https://openairdocs.org/ntsb/CHI99LA139.md): Cessna 182C · Loraine, IL · Accident · No injuries · Limited investigation · Final report · May 2, 1999 · N8563T · Destroyed
  > A fuel system related fire in the engine compartment.
- [NTSB CHI99IA144](https://openairdocs.org/ntsb/CHI99IA144.md): Cessna 206H · Wheeling, IL · Incident · No injuries · Incident investigation · Final report · Apr 26, 1999 · N42122 · No damage
  > improper installation of the aileron control bellcrank stop bolts and lock nuts during the manufacturing process which resulted in a binding aileron control surface.
- [NTSB CHI99LA133](https://openairdocs.org/ntsb/CHI99LA133.md): Piper PA-28-161 · Morris, IL · Accident · No injuries · Limited investigation · Final report · Apr 24, 1999 · N38968 · Substantial damage
  > the directional control not maintained by the pilot. Contributing factors were the wind gusts, crosswind and runway light.
- [NTSB CHI99LA122](https://openairdocs.org/ntsb/CHI99LA122.md): Mooney M20J · Vienna, IL · Accident · Serious injuries · Limited investigation · Final report · Apr 7, 1999 · N9969X · Destroyed
  > The worn ignition points/cam follower assembly, and uneven landing terrain.
- [NTSB CHI99FA120](https://openairdocs.org/ntsb/CHI99FA120.md): Extra Flugzeugbau 300S · Dow, IL · Accident · No injuries · Field investigation · Final report · Mar 24, 1999 · N9K · Substantial damage
  > a fatigue failure of the upper left longeron and adjacent diagonal cross member near the horizontal stabilizer attach point. A factor related to the accident was that the manufacturer informed the operator that they were already in compliance with the latest…
- [NTSB CHI99LA116](https://openairdocs.org/ntsb/CHI99LA116.md): Cessna 152 · Bloomington, IL · Accident · Minor injuries · Limited investigation · Final report · Mar 22, 1999 · N757MJ · Destroyed
  > The pilot's misjudged flare and inadvertent stall during landing. A factor was the pilot's inadequate remedial action.
- [NTSB CHI99LA110](https://openairdocs.org/ntsb/CHI99LA110.md): Socata TB-9C · Cahokia, IL · Accident · Serious injuries · Limited investigation · Final report · Mar 18, 1999 · N508PC · Substantial damage
  > the in-flight loss of control by the student pilot due to wind turbulence. Additional causes were the flight instructor's inadequate supervision of the flight and the flight instructor's decision to continue the touch and go after encountering turbulence on…
- [NTSB CHI99LA104](https://openairdocs.org/ntsb/CHI99LA104.md): Cessna 172P · Plainfield, IL · Accident · No injuries · Limited investigation · Final report · Mar 7, 1999 · N65192 · Substantial damage
  > the pilot's inadequate directional control during landing roll. A factor was the snow bank.
- [NTSB CHI99IA096](https://openairdocs.org/ntsb/CHI99IA096.md): Cessna T210R · Tinley Park, IL · Incident · No injuries · Incident investigation · Final report · Feb 20, 1999 · N7687U · Minor damage
  > the improper installation of the pressure oil line 'B' nut by maintenance personnel. Contributing to the incident were the loose pressure oil line 'B' nut and separation of the propeller from the aircraft.
- [NTSB CHI99LA092](https://openairdocs.org/ntsb/CHI99LA092.md): Cessna 172RG · Lawrenceville, IL · Accident · No injuries · Limited investigation · Final report · Feb 15, 1999 · N9506D · Substantial damage
  > the fatigue fracture of the landing gear actuator.
- [NTSB CHI99LA087](https://openairdocs.org/ntsb/CHI99LA087.md): Socata TB 9 Tampico · Cahokia, IL · Accident · No injuries · Limited investigation · Final report · Feb 6, 1999 · N544PC · Substantial damage
  > the pilot's improper decision to initiate the takeoff with insufficient runway remaining. A factor associated with the accident was pilot's failure to obtain clarification from the controller regarding the clearance.
- [NTSB CHI99LA081](https://openairdocs.org/ntsb/CHI99LA081.md): Cessna 150M · Paxton, IL · Accident · Minor injuries · Limited investigation · Final report · Feb 3, 1999 · N704BF · Substantial damage
  > the inadequate preflight planning by the pilot in command and the exhaustion of usable fuel. Factors were the tailwind landing condition and the rough terrain at the landing site.
- [NTSB CHI99LA078](https://openairdocs.org/ntsb/CHI99LA078.md): Gates Learjet 35 · Chicago, IL · Accident · No injuries · Limited investigation · Final report · Jan 29, 1999 · N130F · Substantial damage
  > the second pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall mush.
- [NTSB CHI99LA073](https://openairdocs.org/ntsb/CHI99LA073.md): Piper PA-46-350P · Rockford, IL · Accident · Serious injuries · Limited investigation · Final report · Jan 25, 1999 · N181JW · Substantial damage
  > the failure of the pilot to maintain flying speed and ground clearance while on a night circling approach. Factors were existing icing conditions and the airframe and windshield icing.
- [NTSB CHI99LA070](https://openairdocs.org/ntsb/CHI99LA070.md): Luscombe 8A · Schaumburg, IL · Accident · No injuries · Limited investigation · Final report · Jan 19, 1999 · N2197B · Substantial damage
  > the pilot's failure to maintain directional control of the airplane. A factor associated with the accident was the snowbank which the airplane contacted.
- [NTSB CHI99LA065](https://openairdocs.org/ntsb/CHI99LA065.md): Piper PA-32-260 · St. Charles, IL · Accident · No injuries · Limited investigation · Final report · Jan 17, 1999 · N40712 · Substantial damage
  > A loss of engine power due to fuel exhaustion. Also causal was the pilot's inadequate preflight/planning preparation which led to inadvertent flight into instrument meteorological conditions and him becoming lost/disoriented. Contributing to the accident were…

Next page: https://openairdocs.org/ntsb.md?year=1999&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") = 1999
  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=1999

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