# NTSB investigations: Waco UPF-7: Loss of control - on ground/water

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 LAX07CA192](https://openairdocs.org/ntsb/LAX07CA192.md): Waco UPF-7 · Reno, NV · Accident · No injuries · Data collection · Final report · Jun 19, 2007 · N32035 · Substantial damage
  > The pilot's failure to maintain directional control.
- [NTSB CHI03LA034](https://openairdocs.org/ntsb/CHI03LA034.md): Waco UPF-7 · Owatonna, MN · Accident · No injuries · Limited investigation · Final report · Oct 1, 2002 · N32039 · Substantial damage
  > The remedial action not performed by the certified flight instructor (CFI) during the bounced landing and directional control not maintained during the go-around by CFI. Contributing factors were the CFIs preflight planning/preparation in placing the dual…
- [NTSB MIA01LA019](https://openairdocs.org/ntsb/MIA01LA019.md): Waco UPF-7 · Key West, FL · Accident · Minor injuries · Limited investigation · Final report · Oct 27, 2000 · N32049 · Substantial damage
  > The failure of the pilot to maintain directional control during landing with a quartering tail wind, resulting in the aircraft nosing over and coming to rest inverted.
- [NTSB LAX96LA292](https://openairdocs.org/ntsb/LAX96LA292.md): Waco UPF7 · Payson, AZ · Accident · No injuries · Limited investigation · Final report · Jul 30, 1996 · N29974 · Substantial damage
  > the failure of the pilot to maintain directional control on touchdown and the landing ground roll.
- [NTSB NYC96LA114](https://openairdocs.org/ntsb/NYC96LA114.md): Waco UPF-7 · East Canton, PA · Accident · Minor injuries · Limited investigation · Final report · May 25, 1996 · N32091 · Substantial damage
  > the pilot's inadequate compensation for wind conditions, and his failure to maintain directional control, which resulted in a loss of control and subsequent collision with obstacles. The gusty crosswind condition was a related factor.
- [NTSB LAX91LA370](https://openairdocs.org/ntsb/LAX91LA370.md): Waco UPF-7 · Wallace, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 25, 1991 · N30107 · Substantial damage
  > The pilot's failure to properly align his airplane with the runway and his failure to maintain directional control during takeoff. Contributing factors related to the presence of rough and downhill terrain adjacent to the runway.
- [NTSB NYC91LA007](https://openairdocs.org/ntsb/NYC91LA007.md): Waco UPF-7 · Erwinna, PA · Accident · No injuries · Limited investigation · Final report · Oct 9, 1990 · N32091 · Substantial damage
  > The pilot's failure to maintain directional control during the take off roll.
- [NTSB DEN89LA201](https://openairdocs.org/ntsb/DEN89LA201.md): Waco UPF7 · Watkins, CO · Accident · No injuries · Limited investigation · Final report · Aug 27, 1989 · N2369Q · Substantial damage
  > Failure of the left brake assembly, and subsequent loss of directional control by the pilot.
- [NTSB NYC89LA180](https://openairdocs.org/ntsb/NYC89LA180.md): Waco UPF-7 · Plymouth, NH · Accident · No injuries · Limited investigation · Final report · Aug 2, 1989 · N39752 · Substantial damage
  > Loss of directional control during an aborted takeoff. The ditch was a related factor.
- [NTSB MIA89LA112](https://openairdocs.org/ntsb/MIA89LA112.md): Waco UPF-7 · Marathon, FL · Accident · No injuries · Limited investigation · Final report · Mar 21, 1989 · N39752 · Substantial damage
  > The pilot failed to maintain directional control of the aircraft and inadvertently allowed it to ground loop. Crosswind was a contributing factor.
- [NTSB MIA88LA216](https://openairdocs.org/ntsb/MIA88LA216.md): Waco UPF-7 · Key West, FL · Accident · No injuries · Limited investigation · Final report · Jul 6, 1988 · N32133 · Substantial damage
  > While on a sightseeing flt, during the landing roll with a direct crosswind from the rt at 9 KTS, the plt reported that the acft turned into the wind. He was unable to correct this with left rudder & braking before the acft travelled into a ditch. He further…

## 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 ('9601302')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 260))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=9601302&occurrence=260

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