# NTSB OAK74DVM02: Hiller Acft UH-12C, N5320V, Gonzalez, CA, July 13, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 13, 1973
- Place: Gonzalez, CA · GONZALEZ, CA
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 29, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 189056
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK74DVM02
- Page: https://openairdocs.org/ntsb/OAK74DVM02

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2716  73/7/13    GONZALEZ,CALIF      HILLER ACFT UH-12C  CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 25, 2600
        TIME - 0430                    N5320V              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 207 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          AG LOADING AREA             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS - EVASIVE MANEUVER TO AVOID COLLISION
           PILOT IN COMMAND - MISJUDGED ALTITUDE AND CLEARANCE
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2500                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT 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 -  50
        REMARKS- REDUCED VSBY.AFTER SEEING WIRES ATMTD TO UNDERFLY,SKIDS STRUCK GROUND.
```

## Aircraft

- Registration: [N5320V](https://openairdocs.org/aircraft/N5320V), registered now, S/N 786, built 1956 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12C
- Registry model: [Hiller UH-12C](https://openairdocs.org/model/hiller-uh-12c) (registry code 4360116) (OpenAirDocs)
- Registry engine: [Franklin 6V4 series](https://openairdocs.org/engine/franklin-6v4-series) (registry code 27033, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Salinas

## 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 19730713021639A](https://openairdocs.org/incident/19730713021639A), Jul 13, 1973: Hiller UH12C, Gonzalez, CA, Substantial damage. Reduced vsby. After seeing wires atmtd to underfly,skids struck ground.

## Other investigations on N5320V (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 OAK70DVM09](https://openairdocs.org/ntsb/OAK70DVM09), Mar 17, 1970: Hiller Acft UH-12C (N5320V), Castroville, CA, 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.

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