# NTSB OAK79DXQ11: Hughes 369B, N58231, Bridgeport, CA, January 9, 1979

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: January 9, 1979
- Place: Bridgeport, CA · BRIDGEPORT, CA
- Location: 38.2552° N, 119.2104° W: Placed by OpenAirDocs: center of Bridgeport, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.2552&lon=-119.2104&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 3 uninjured
- Status: Completed, report January 31, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137706
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK79DXQ11
- Page: https://openairdocs.org/ntsb/OAK79DXQ11

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0131   79/1/9    BRIDGEPORT,CA       HUGHES 369B         CR-  0  0  1  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 0920                    N58231              PX-  0  0  3  CTR PASSG-D               32, 4552 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            2060 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          HUNESVILLE RANCH,CA         EAGLE PEAK,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ROLL OVER                                                LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           TERRAIN - SNOW-COVERED
           WEATHER - UNFAVORABLE WIND CONDITIONS
           MISCELLANEOUS ACTS,CONDITIONS - WHITEOUT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      25
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          180                                                       10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      UNKNOWN/NOT REPORTED
        REMARKS- LOST SIGHT OF GROUND DURING LANDING WHEN ROTOR DOWN WASH CAUSED WHITEOUT.
```

## Aircraft

- Registration: N58231 (not matched to a registry record)
- Reported make and model: HUGHES 369B
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage

## 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 19790109000579A](https://openairdocs.org/incident/19790109000579A), Jan 9, 1979: Hughes 369D, Bridgeport, CA, Substantial damage. Landed in loose snow. Blowing snow caused loss of visibility resulting in hard landing.

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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