# NTSB OAK77DVA58: Grumman G-164A, N945X, Woodlake, CA, September 24, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 24, 1977
- Place: Woodlake, CA · WOODLAKE, CA
- Location: 36.4128° N, 119.1007° W: Placed by OpenAirDocs: center of Woodlake, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.4128&lon=-119.1007&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 21, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 145634
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK77DVA58
- Page: https://openairdocs.org/ntsb/OAK77DVA58

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2166  77/9/24    WOODLAKE,CA         GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0715                    N945X               PX-  0  0  0  AERIAL APPLICATION        AGE 54, 9360 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            25 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          WOODLAKE,CA                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 8000                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -MOUNTAINOUS
          ELEVATION-AREA BEING TREATED-FEET -  500                 SWATH RUN-HOW FLOWN - WIND CALM
          PROCEDURE TURNAROUND - FIRST 1/3 TURN
```

## Aircraft

- Registration: [N945X](https://openairdocs.org/deregistered/N945X-2012-12-13), registration cancelled 2012-12-13, S/N 459, built 1967 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- Registry model: [Grumman G-164A](https://openairdocs.org/model/grumman-g-164a) (registry code 3952704) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19770924028119A](https://openairdocs.org/incident/19770924028119A), Sep 24, 1977: Grumav G164A, Woodlake, 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.