# NTSB DEN70D0096: Piper PA-18, N3760Z, Hayden, CO, September 20, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 20, 1969
- Place: Hayden, CO · HAYDEN, CO
- Location: 40.4922° N, 107.2643° W: Placed by OpenAirDocs: center of Hayden, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.4922&lon=-107.2643&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 8, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 157459
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN70D0096
- Page: https://openairdocs.org/ntsb/DEN70D0096

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4023  69/9/20  NR.HAYDEN,COLO        PIPER PA-18         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE UNK/NR,
        TIME - 1710                    N3760Z              PX-  0  0  0  BUSINESS                  469 TOTAL HOURS, 84 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         HAYDEN,COLO                 UNKNOWN/NOT REPORTED
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DITCHES                                   TAKEOFF: RUN
           GEAR COLLAPSED                                           TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - SELECTED WRONG RUNWAY RELATIVE TO EXISTING WIND
           PILOT IN COMMAND - FAILED TO ABORT TAKEOFF
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        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                                                      70
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           10                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- ATTEMPTED T/O FROM GRAIN FLD. DENSITY ALT 10700 FT. GUSTING TO 20K.
```

## Aircraft

- Registration: [N3760Z](https://openairdocs.org/deregistered/N3760Z-2011-02-23), registration cancelled 2011-02-23, S/N 18-7522, built 1960 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

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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