# NTSB DEN76FTM31: Grumman G-164, N491Y, Morgan, UT, June 2, 1976

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: June 2, 1976
- Place: Morgan, UT · MORGAN, UT
- Location: 41.0417° N, 111.6805° W: Placed by OpenAirDocs: center of Morgan, UT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.0417&lon=-111.6805&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report September 8, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 154811
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN76FTM31
- Page: https://openairdocs.org/ntsb/DEN76FTM31

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2113   76/6/2  NR.MORGAN,UT          GRUMMAN G-164       CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 34, 2070
        TIME - 1000                    N491Y               PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 300 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MORGAN
        DEPARTURE POINT             INTENDED DESTINATION
         MORGAN,UT                    LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -   10                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GOGGLES - USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - INSTALLED
          CRASH BAR - INSTALLED                                    TANK/HOPPER-LOCATION - FORWARD OF PILOT
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  5000
          SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED               PROCEDURE TURNAROUND - SECOND 1/3 TURN
         FIRE AFTER IMPACT
        REMARKS- SPRAYING ALFALFA
```

## Aircraft

- Registration: [N491Y](https://openairdocs.org/deregistered/N491Y-1976-09-07), registration cancelled 1976-09-07, S/N 135 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164
- Registry model: [Grumman G-164](https://openairdocs.org/model/grumman-g-164) (registry code 3952702) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Morgan

## 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 19760602021529A](https://openairdocs.org/incident/19760602021529A), Jun 2, 1976: Grumav G164, Morgan, UT, Destroyed. Spraying alfalfa

## Other investigations on N491Y (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 UNK64X0792](https://openairdocs.org/ntsb/UNK64X0792), Mar 2, 1964: Grummam G164 (N491Y), Boca Raton, FL, 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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