# NTSB investigations, IL: Abrupt maneuver

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.

## Latest cases

- [NTSB CHI01LA164](https://openairdocs.org/ntsb/CHI01LA164.md): Boeing Stearman A-75 · Marissa, IL · Accident · No injuries · Limited investigation · Final report · Jun 8, 2001 · N4558N · Substantial damage
  > The pilot's manuever to avoid obstructions and his failure to abort takeoff. The pilot's failure to establish adequate climb, and the transmission wire are contributing factors.
- [NTSB CHI00LA269](https://openairdocs.org/ntsb/CHI00LA269.md): Boeing 737-322 · Chicago, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 1, 2000 · N313UA · No damage
  > the evasive maneuver performed by the pilot. A factor was the activation of the collision avoidance system.
- [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 CHI90DEV07](https://openairdocs.org/ntsb/CHI90DEV07.md): Pitts S2B · Springfield, IL · Accident · 2 fatal · Final report · Aug 5, 1990 · N260RM · Substantial damage
  > The pilot's failure to maintain flying speed and allowed the aircraft to stall during the break turn to downwind.
- [NTSB CHI87FA219](https://openairdocs.org/ntsb/CHI87FA219.md): Beech H-18 · Rockford, IL · Accident · 1 fatal · Field investigation · Final report · Sep 22, 1987 · N5850S · Destroyed
  > The commercial pilot was on a repositioning flight from kenosha, Wisconsin to atlanta, Georgia, after having been without sleep for about 20 hours. Witnesses observed the aircraft circling a subdivision near Rockford, Illinois at a low altitude, just above…
- [NTSB CHI87LA154](https://openairdocs.org/ntsb/CHI87LA154.md): Cessna 152 · Waukegan, IL · Accident · Minor injuries · Limited investigation · Final report · Jun 20, 1987 · N94739 · Substantial damage
  > While on final approach just past the threshold of runway 32 at about 10 feet AGL, a helicopter crossed in front of the Cessna 152. The student pilot added power and pulled back on the yoke. The instructor pilot then took the controls and attempted to get the…
- [NTSB CHI87FA104](https://openairdocs.org/ntsb/CHI87FA104.md): Piper PA-32-300 · Frankfort, IL · Accident · 1 fatal · Field investigation · Final report · Mar 27, 1987 · N452BH · Destroyed
  > Aircraft control was lost as the pilot attempted to descend to his assigned altitude of 5000 feet from excessive climb. He was in IFR conditions at the time. The airframe broke apart, empennage first, during the uncontrolled descent to the ground due to high…
- [NTSB CHI87LA041](https://openairdocs.org/ntsb/CHI87LA041.md): Cessna 152 · Vergenns, IL · Accident · Serious injuries · Limited investigation · Final report · Dec 5, 1986 · N95614 · Substantial damage
  > According to the student pilot, while practicing emergency landings, he descended to about 250 feet AGL and then surrendered the controls to the instructor. The student pilot stated that the instructor immediately added full power and banked the acft to the…
- [NTSB CHI85LA378](https://openairdocs.org/ntsb/CHI85LA378.md): Schweizer 134 · Hampshire, IL · Accident · Minor injuries · Limited investigation · Final report · Sep 14, 1985 · N7627 · Substantial damage
  > The pilot reportedly failed to use spoilers on final. The approach was high so he attempted a 180 degree turn at the departure end of the runway. The glider stalled and collided with the ground.
- [NTSB CHI84LA333](https://openairdocs.org/ntsb/CHI84LA333.md): Piper PA-22-108 · Bloomington, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 4, 1984 · N5881Z · Substantial damage
  > Plt departed on local flt shortly before the twr closed. Plt recalled final twr transmission included altimeter setting which was a significant change on his instrument. On return to the arpt, 35 mins after departure, fog and haze had reduced visibility to…

## 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'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 100)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=100&state=IL

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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.