# NTSB investigations: Continental C90 series, 1993

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 ANC94LA025](https://openairdocs.org/ntsb/ANC94LA025.md): Aeronca BL-7AC · Circle City, AK · Accident · Serious injuries · Limited investigation · Final report · Dec 9, 1993 · N84903 · Substantial damage
  > The pilot in commands intentional flight into known adverse weather conditions which lead to an inadvertent aerodynamic stall of the aircraft. Factors contributing to the accident were the ice fog and the icing conditions.
- [NTSB ATL94LA015](https://openairdocs.org/ntsb/ATL94LA015.md): Luscombe 8F · Griffin, GA · Accident · Serious injuries · Limited investigation · Final report · Nov 12, 1993 · N822B · Substantial damage
  > The pilot's failure to maintain airspeed while maneuvering following a loss of engine power for unknown reasons.
- [NTSB NYC94LA012](https://openairdocs.org/ntsb/NYC94LA012.md): Luscombe T8F · Vernon, NJ · Accident · Minor injuries · Limited investigation · Final report · Oct 14, 1993 · N1859B · Substantial damage
  > The pilot's inadequate preflight inspection, which failed to detect an unsecured dipstick, resulting in oil starvation and the loss of engine power.
- [NTSB CHI94LA009](https://openairdocs.org/ntsb/CHI94LA009.md): Luscombe 8F · Benton, KS · Accident · No injuries · Limited investigation · Final report · Oct 4, 1993 · N801B · Substantial damage
  > The failure of the student pilot to maintain directional control and proper runway alignment during the landing roll. The proximity of the ditch to the runway was a related factor.
- [NTSB CHI93LA369](https://openairdocs.org/ntsb/CHI93LA369.md): Luscombe 8F · Festus, MO · Accident · No injuries · Limited investigation · Final report · Sep 18, 1993 · N840B · Substantial damage
  > a fatigue failure of the tailwheel spring.
- [NTSB NYC93LA160](https://openairdocs.org/ntsb/NYC93LA160.md): Aeronca 7EC · Moneta, VA · Accident · No injuries · Limited investigation · Final report · Aug 15, 1993 · N4306C · Substantial damage
  > The pilot's loss of directional control after landing, resulting in a departure from the runway and a collision with trees.
- [NTSB DEN93LA102](https://openairdocs.org/ntsb/DEN93LA102.md): Cessna 140A · Lake Arthur, NM · Accident · No injuries · Limited investigation · Final report · Aug 15, 1993 · N1142D · Substantial damage
  > The pilot's failure to maintain directional control of the aircraft during landing roll.
- [NTSB SEA93LA169](https://openairdocs.org/ntsb/SEA93LA169.md): Hadaller Murphy Renegade · Guernsey, WY · Accident · No injuries · Limited investigation · Final report · Aug 1, 1993 · N95HH · Substantial damage
  > Improper planning/decision by the pilot. Factors related to the accident were: rising/mountainous terrain, high density altitude, the lack of climb performance information available to the pilot, and rough/uneven terrain in the emergency landing area.
- [NTSB SEA93LA164](https://openairdocs.org/ntsb/SEA93LA164.md): Champion 7EC · Chewelah, WA · Accident · No injuries · Limited investigation · Final report · Jul 27, 1993 · N4394C · Substantial damage
  > The failure of the PIC to maintain directional control and correct for ground loop/swerve.
- [NTSB LAX93LA251](https://openairdocs.org/ntsb/LAX93LA251.md): Alon A2 · Goodyear, AZ · Accident · No injuries · Limited investigation · Final report · Jun 12, 1993 · N6515Q · Substantial damage
  > the pilot's failure to maintain adequate obstruction clearance while taxiing. A factor in the accident was the pilot's attention being diverted by the movement of two trucks.
- [NTSB CHI93LA173](https://openairdocs.org/ntsb/CHI93LA173.md): Piper PA-11 · Thedford, NE · Accident · No injuries · Limited investigation · Final report · May 15, 1993 · N16686 · Substantial damage
  > The pilot's selection of unsuitable terrain on which to land and his excessive use of brakes.
- [NTSB FTW93LA113](https://openairdocs.org/ntsb/FTW93LA113.md): Piper PA-18 · Marshall, AR · Accident · No injuries · Limited investigation · Final report · Mar 8, 1993 · N8696D · Substantial damage
  > The pilots failure to maintain directional control. A factor was the fence post.
- [NTSB LAX93LA142](https://openairdocs.org/ntsb/LAX93LA142.md): Champion 7EC · Riverside, CA · Accident · No injuries · Limited investigation · Final report · Mar 7, 1993 · N9099B · Substantial damage
  > The cfi's inadequate supervision of the flight, the dual student's failure to maintain directional control and improper use of the normal brakes. Contributing to this accident was the dual student's improper use of the rudder.
- [NTSB CHI93LA082](https://openairdocs.org/ntsb/CHI93LA082.md): Cessna 140 · Warren, MN · Accident · No injuries · Limited investigation · Final report · Feb 1, 1993 · N3571V · Substantial damage
  > The pilot's inadequate compensation for variable wind conditions during landing. The crosswind was a factor.

## 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") = 1993
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17009'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17009&year=1993

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