# NTSB UNK64X2687: Piper PA12, N3689, Littleton, CO, July 6, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 6, 1964
- Place: Littleton, CO · LITTLETON, CO
- Location: 39.5904° N, 105.0201° W: Placed by OpenAirDocs: center of Littleton, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.5904&lon=-105.0201&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 9, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 182963
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X2687
- Page: https://openairdocs.org/ntsb/UNK64X2687

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1969   64/7/6    LITTLETON COLO      PIPER PA12          CR-  0  0  1  NONCOMMERCIAL             STUDENT, AGE 32, 70 TOTAL
        TIME - 1700                    N3689               PX-  0  0  0  PRACTICE                  HOURS, 20 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - FLYING  C  RANCH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DITCHES                                   TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           PILOT IN COMMAND - DELAYED ACTION IN ABORTING TAKEOFF
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  10000
        VISIBILITY AT ACCIDENT SITE                              OBSTRUCTIONS TO VISION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        RELATIVE BEARING OF WIND                                 TYPE OF WEATHER CONDITIONS
          CALM                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
```

## Aircraft

- Registration: N3689 (not matched to a registry record)
- Reported make and model: PIPER PA12
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Flying  C  Ranch

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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