# NTSB DEN66A0014: Piper PA-18A, N3901Z, Holly, CO, July 30, 1965

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 30, 1965
- Place: Holly, CO · HOLLY, CO
- Location: 38.0556° N, 102.1246° W: Placed by OpenAirDocs: center of Holly, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.0556&lon=-102.1246&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report January 5, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 177318
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN66A0014
- Page: https://openairdocs.org/ntsb/DEN66A0014

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0756  65/7/30    HOLLY,COLO          PIPER PA-18A        CR-  1  0  0  COMMERCIAL                COMMERCIAL, AGE 30, 300
        TIME - 0740                    N3901Z              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -   12                       KIND OF OPERATION - DUSTING CROPS
          KIND OF CROP - CORN                                      TYPE OF CHEMICAL USED - DRY CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - USED                                           COCKPIT CRASHPAD - NOT INSTALLED
          CRASH BAR - NOT INSTALLED                                TANK/HOPPER-LOCATION - AFT OF PILOT
          TERRAIN-TYPE -ROLLING                                    ELEVATION-AREA BEING TREATED-FEET -  3585
          SWATH RUN-HOW FLOWN - WIND CALM                          PROCEDURE TURNAROUND - ENTRY TO PROCEDURE TURN
         FIRE AFTER IMPACT
        REMARKS- DRY CHEMICAL USED WOODBURY THIMET
```

## Aircraft

- Registration: [N3901Z](https://openairdocs.org/deregistered/N3901Z-2018-12-07), registration cancelled 2018-12-07, S/N 18-7712, built 1961 (OpenAirDocs)
- Reported make and model: PIPER PA-18A
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (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: Destroyed

## Other investigations on N3901Z (1)

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.

- [NTSB NYC67A0170](https://openairdocs.org/ntsb/NYC67A0170), May 28, 1967: Piper PA-18S (N3901Z), Westbrook, CT, destroyed, 1 fatal

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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