# NTSB OAK70D0186: Piper PA-22, N3506P, Patterson, CA, December 6, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 6, 1969
- Place: Patterson, CA · PATTERSON, CA
- Location: 37.4785° N, 121.1545° W: Placed by OpenAirDocs: center of Patterson, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.4785&lon=-121.1545&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report June 1, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 145638
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK70D0186
- Page: https://openairdocs.org/ntsb/OAK70D0186

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4565   69/12/6   PATTERSON,CALIF     PIPER PA-22         CR-  0  0  1  NONCOMMERCIAL             NO CERTIFICATE, AGE 42,
        TIME - 1230                    N3506P              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  18 TOTAL HOURS, ALL IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - PATTERSON
        DEPARTURE POINT             INTENDED DESTINATION
          CORONA,CALIF                PATTERSON,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           OVERSHOOT                                                LANDING: LEVEL OFF/TOUCHDOWN
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED WRONG RUNWAY RELATIVE TO EXISTING WIND
           PILOT IN COMMAND - MISJUDGED DISTANCE AND SPEED
           PILOT IN COMMAND - FAILED TO INITIATE GO-AROUND
           MISCELLANEOUS - EVASIVE MANEUVER TO AVOID COLLISION
           MISCELLANEOUS ACTS,CONDITIONS - INTENTIONAL GROUND-WATER-LOOP-SWERVE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
        REMARKS- BRAKE DIAPHRAGM WEAK. SWERVED TO AVOID FENCE. NOSE GR FAILED.
```

## Aircraft

- Registration: [N3506P](https://openairdocs.org/deregistered/N3506P-2004-08-11), registration cancelled 2004-08-11, S/N 22-3256, built 1955 (OpenAirDocs)
- Reported make and model: PIPER PA-22
- Registry model: [Piper PA-22-150](https://openairdocs.org/model/piper-pa-22-150) (registry code 7102210) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Patterson

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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