# NTSB OAK75DVA70: Hiller Acft UH-12E, N105HA, Merced, CA, June 20, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 20, 1975
- Place: Merced, CA · MERCED, CA
- Location: 37.3114° N, 120.4704° W: Placed by OpenAirDocs: center of Merced, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.3114&lon=-120.4704&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 14, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 148854
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK75DVA70
- Page: https://openairdocs.org/ntsb/OAK75DVA70

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1391  75/6/20    MERCED,CA           HILLER ACFT UH-12E  CR-  0  0  1  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 0915                    N105HA              PX-  0  0  0  AERIAL APPLICATION        45, 9500 TOTAL HOURS, 42
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - MERCED MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          MERCED,CA                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: PULLUP FROM SWATH RUN
           ROLL OVER                                                LANDING: ROLL-ON/RUN-ON
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  250                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - RICE                                      TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - NOT INSTALLED
          CRASH BAR - NOT INSTALLED                                TANK/HOPPER-LOCATION - SIDES
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  100
          SWATH RUN-HOW FLOWN - CROSSWIND                          PROCEDURE TURNAROUND - ENTRY TO PROCEDURE TURN
        REMARKS- LND IN RICE FLD.
```

## Aircraft

- Registration: [N105HA](https://openairdocs.org/deregistered/N105HA-2017-07-20), registration cancelled 2017-07-20, S/N HA3005, built 1974 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12E
- Registry model: [Hiller UH-12E-L](https://openairdocs.org/model/hiller-uh-12e-l) (registry code 4360124) (OpenAirDocs)
- Registry engine: [Lycoming VO-540 series](https://openairdocs.org/engine/lycoming-vo-540-series) (registry code 41534, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Merced Muni

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19750620015559A](https://openairdocs.org/incident/19750620015559A), Jun 20, 1975: Hiller UH12EL, Merced, CA, Substantial damage. Lnd in rice fld.

## Other investigations on N105HA (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 OAK78FVA03](https://openairdocs.org/ntsb/OAK78FVA03), Oct 3, 1977: Hiller UH-12E (N105HA), Los Banos, CA, 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.

---
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.