# NTSB MIA71DLD21: Cessna 180, N9729B, Williston, FL, September 28, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 28, 1970
- Place: Williston, FL · WILLISTON, FL
- Location: 29.3939° N, 82.4423° W: Placed by OpenAirDocs: center of Williston, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=29.3939&lon=-82.4423&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report July 9, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 132246
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA71DLD21
- Page: https://openairdocs.org/ntsb/MIA71DLD21

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3873  70/9/28    WILLISTON,FLA       CESSNA 180          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 52, 500
        TIME - 1600                    N9729B              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 100 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - WILLISTON MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          ROMEO,FLA                  UNKNOWN/NOT REPORTED
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: [N9729B](https://openairdocs.org/aircraft/N9729B), registered now, S/N 50027, built 1957 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180A](https://openairdocs.org/model/cessna-180a) (registry code 2072604) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Williston Muni

## Other investigations on N9729B (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR20CA085](https://openairdocs.org/ntsb/WPR20CA085), Jan 27, 2020: Cessna 180 (N9729B), Eloy, AZ, substantial damage. Probable cause: The pilot's failure to maintain directional control while landing in crosswind conditions, which resulted in a ground-loop.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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