# NTSB OAK79FVD15: Cessna 180, N61946, Concord, CA, March 7, 1979

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: March 7, 1979
- Place: Concord, CA · CONCORD, CA
- Location: 37.9722° N, 122.0016° W: Placed by OpenAirDocs: center of Concord, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.9722&lon=-122.0016&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 2 uninjured
- Status: Completed, report June 12, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137075
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK79FVD15
- Page: https://openairdocs.org/ntsb/OAK79FVD15

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0800   79/3/7    CONCORD,CA          CESSNA 180          CR-  0  0  2  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 1149                    N61946              PX-  0  0  1  PRACTICE                  31, 3431 TOTAL HOURS, 1
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - BUCHANAN FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          CONCORD,CA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: [N61946](https://openairdocs.org/aircraft/N61946), registered now, S/N 18052815, built 1977 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180K](https://openairdocs.org/model/cessna-180k) (registry code 2072624) (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: Buchanan Field

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19790307005979A](https://openairdocs.org/incident/19790307005979A), Mar 7, 1979: Cessna 180, Concord, CA, Substantial damage. Aircraft ground looped while practicing landings.

## Other investigations on N61946 (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 SEA94LA016](https://openairdocs.org/ntsb/SEA94LA016), Oct 7, 1993: Cessna 180K (N61946), Garfield, WA, substantial damage. Probable cause: CONNECTING ROD BOLT FATIGUE.

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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