# NTSB LAX81DVA29: Grumman G-164B, N48595, Farmington, CA, March 31, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 31, 1981
- Place: Farmington, CA · FARMINGTON, CA
- Location: 37.9299° N, 121.0044° W: Placed by OpenAirDocs: center of Farmington, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.9299&lon=-121.0044&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 20, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 126962
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX81DVA29
- Page: https://openairdocs.org/ntsb/LAX81DVA29

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0627  81/3/31  NR.FARMINGTON,CA      GRUMMAN G-164B      CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 32, 1925
        TIME - 1549                    N48595              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 750 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - ORVIS RANCH
        DEPARTURE POINT             INTENDED DESTINATION
         FARMINGTON,CA                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: RUN
           GEAR COLLAPSED                                           TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CYLINDER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - RAN OFF END OF RUNWAY
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 1100                       KIND OF OPERATION - UNKNOWN/NOT REPORTED
          KIND OF CROP - UNKNOWN/NOT REPORTED                      TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT
        REMARKS- NO 5 CYL,PN 47518,FAILED.
```

## Aircraft

- Registration: [N48595](https://openairdocs.org/deregistered/N48595-2021-10-30), registration cancelled 2021-10-30, S/N 87B, built 1976 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164B
- Registry model: [Grumman Acft ENG Cor-Schweizer G-164B](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b) (registry code 3952802) (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
- Airport: Orvis Ranch

## 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 19810331013199A](https://openairdocs.org/incident/19810331013199A), Mar 31, 1981: Grumav G164B, Farmington, CA, Substantial damage. Engine quit on takeoff. Aborted. Ground-looped to avoid obstacles at end of runway. Collapsed landing gear.

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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