# NTSB investigations: Waco YMF

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 CEN19LA204](https://openairdocs.org/ntsb/CEN19LA204.md): Waco YMF-5C · Bar Harbor, ME · Accident · No injuries · Class 3 · Limited · Final report · Jun 22, 2019 · N63WC · Substantial damage
  > A total loss of engine power due to a cylinder failure for undetermined reasons.
- [NTSB GAA16CA089](https://openairdocs.org/ntsb/GAA16CA089.md): Waco YMF · Fullerton, CA · Accident · No injuries · Data collection · Final report · Dec 25, 2015 · N99Y · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB LAX98LA033](https://openairdocs.org/ntsb/LAX98LA033.md): Waco YMF-5 · Sedona, AZ · Accident · Serious injuries · Limited investigation · Final report · Nov 8, 1997 · N369DP · Destroyed
  > The failure and separation of the propeller for undetermined reasons.
- [NTSB MIA97LA222](https://openairdocs.org/ntsb/MIA97LA222.md): Waco YMF5 · Lake Buena Vist, FL · Accident · No injuries · Limited investigation · Final report · Jul 28, 1997 · N14128 · Substantial damage
  > failure of maintenance personnel to follow installation procedures pertaining to the torque of the propeller retention nut, which resulted in a loose propeller retention nut, subsequent fatigue failure of the crankshaft, and loss of engine power. The lack of…
- [NTSB MIA97LA058](https://openairdocs.org/ntsb/MIA97LA058.md): Waco WMF-5 · Kissimmee, FL · Accident · No injuries · Limited investigation · Final report · Jan 1, 1997 · N14128 · Substantial damage
  > the pilot's failure to maintain direction control of the airplane after applying the brakes. A factor was the pilot's lack of familiarity with this make and model airplane.
- [NTSB CHI94LA030](https://openairdocs.org/ntsb/CHI94LA030.md): Waco YMF-5 · Valparaiso, IN · Accident · No injuries · Limited investigation · Final report · Nov 2, 1993 · N369DP · Substantial damage
  > The pilot's inadequate compensation for wind conditions while landing in a gusty crosswind. Factors associated with the accident are the gusty crosswind and the pilot's lack of experience in this type airplane.
- [NTSB MIA89LA076](https://openairdocs.org/ntsb/MIA89LA076.md): Waco YMF · Key West, FL · Accident · Minor injuries · Limited investigation · Final report · Feb 3, 1989 · N99Y · Substantial damage
  > The inability of the plt to maintain control after encountering his own wake turbulence at a low altitude during a steep turning maneuver.
- [NTSB MIA88LA220](https://openairdocs.org/ntsb/MIA88LA220.md): Classic YMF-5 · Key West, FL · Accident · No injuries · Limited investigation · Final report · Jul 13, 1988 · N99Y · Substantial damage
  > While turning the acft around at the operator's establishment after completing a sightseeing flt, the lower left wing collided with a vehicle.
- [NTSB MIA87LA007](https://openairdocs.org/ntsb/MIA87LA007.md): Waco YMF · Key West, FL · Accident · No injuries · Limited investigation · Final report · Oct 15, 1986 · N99Y · Substantial damage
  > The acft nosed over during landing roll. The professional plt stated that he was certain the brakes were off prior to takeoff and that he was sure he was not 'riding' the braked on landing. The plt stated that he thought the parking brake may have come on…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('9600411'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=9600411

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