# NTSB CHI73FLQ06: Piper PA-18, N4085Z, Hanson, KY, August 14, 1972

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: August 14, 1972
- Place: Hanson, KY · HANSON, KY
- Location: 37.4180° N, 87.4790° W: Placed by OpenAirDocs: center of Hanson, KY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.4180&lon=-87.4790&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report March 12, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 167919
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI73FLQ06
- Page: https://openairdocs.org/ntsb/CHI73FLQ06

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2969  72/8/14    HANSON,KY           PIPER PA-18         CR-  1  0  0  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1825                    N4085Z              PX-  0  0  0  AERIAL APPLICATION        AGE 28, 2190 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            64 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MADISONVILLE KY             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: PULLUP FROM SWATH RUN
           STALL                                                    LANDING: OTHER
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - MOSQUITO CONTROL                          TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TERRAIN-TYPE -ROLLING                                    ELEVATION-AREA BEING TREATED-FEET -  460
          SWATH RUN-HOW FLOWN - WIND CALM                          PROCEDURE TURNAROUND - THIRD 1/3 TURN
         FIRE AFTER IMPACT
        REMARKS- OPERATOR HOPKINS CO MOSQUITO CONTROL. ENGINE INTERRUPTION OF ENG POWER AT LOW ALT.
```

## Aircraft

- Registration: [N4085Z](https://openairdocs.org/deregistered/N4085Z-1973-06-22), registration cancelled 1973-06-22, S/N 18-8100, built 1964 (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: Destroyed

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.