# NTSB OAK79DVG62: Grumman G-164A, N9768, Yuba City, CA, July 17, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 17, 1979
- Place: Yuba City, CA · YUBA CITY, CA
- Location: 39.1298° N, 121.6415° W: Placed by OpenAirDocs: center of Yuba City, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.1298&lon=-121.6415&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 23, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 135215
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK79DVG62
- Page: https://openairdocs.org/ntsb/OAK79DVG62

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1851  79/7/17    YUBA CITY,CA        GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 33, 8600
        TIME - 0500                    N9768               PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 6000 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - CANTRELL STRIP
        DEPARTURE POINT             INTENDED DESTINATION
          YUBA CITY,CA                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    LANDING: ROLL
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: HIGH VEGETATION
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - RICE                                      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 - INSTALLED                             TANK/HOPPER-LOCATION - FORWARD OF PILOT
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  60
        REMARKS- SPRAYBOOM HIT WEEDS ALONG EDGE OF STRIP,VEERED INTO RICE FIELD.
```

## Aircraft

- Registration: [N9768](https://openairdocs.org/aircraft/N9768), registered now, S/N 1254, built 1974 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- Registry model: [Grumman Acft ENG Cor-Schweizer G-164A](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (registry code 3952801) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Cantrell Strip

## 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 19790717017579A](https://openairdocs.org/incident/19790717017579A), Jul 17, 1979: Gulstm G164A, Yuba City, CA, Substantial damage. Dragged spray boom in weeds on edge of ag strip. Veered off strip, flipped over.

## Other investigations on N9768 (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 LAX81DVG26](https://openairdocs.org/ntsb/LAX81DVG26), Apr 13, 1981: Grumman G-164 (N9768), Liberty Island, 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.

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