# NTSB OAK79DVG28: Piper PA-24, N8740P, Napa, CA, April 1, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 1, 1979
- Place: Napa, CA · NAPA, CA
- Location: 38.2971° N, 122.3010° W: Placed by OpenAirDocs: center of Napa, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.2971&lon=-122.3010&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 4, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137509
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK79DVG28
- Page: https://openairdocs.org/ntsb/OAK79DVG28

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0567   79/4/1    NAPA,CA             PIPER PA-24         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 49, 122
        TIME - 1430                    N8740P              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 60 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - NAPA CO
        DEPARTURE POINT             INTENDED DESTINATION
          CONCORD,CA                  NAPA,CA
        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)
           WEATHER - UNFAVORABLE WIND CONDITIONS
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SOFT SHOULDERS
        WEATHER BRIEFING - RECIEVED RECORDED BRIEFING BY TELEPHONE
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        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                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT QUARTERING HEAD WIND 293-337 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           65                                                      180
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           12                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- WIND GUSTY.
```

## Aircraft

- Registration: N8740P (not matched to a registry record)
- Reported make and model: PIPER PA-24
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Napa Co

## 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 19790401006339A](https://openairdocs.org/incident/19790401006339A), Apr 1, 1979: Piper PA24, Napa, CA, Substantial damage. Aircraft veered off side off runway into soft mud on landing roll.

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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