# NTSB FTW76DPG04: Grumman G-164A, N9632, Cotton Plant, AR, July 11, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 11, 1975
- Place: Cotton Plant, AR · COTTON PLANT, AR
- Location: 35.0059° N, 91.2520° W: Placed by OpenAirDocs: center of Cotton Plant, AR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.0059&lon=-91.2520&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 11, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 149532
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW76DPG04
- Page: https://openairdocs.org/ntsb/FTW76DPG04

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1713  75/7/11    COTTON PLANT,AR     GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0915                    N9632               PX-  0  0  0  ASSOC CROP CTL ACTIVITY   AGE 46, 6904 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            207 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - CLINTON BUTCHER
        DEPARTURE POINT             INTENDED DESTINATION
          COTTON PLANT,AR             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           NOSE OVER/DOWN                                           TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SOFT SHOULDERS
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  223                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - RICE                                      TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT
        REMARKS- PLT LOCKED R BRAKE BFOR TKOF, FAILED TO RELEASE IT.
```

## Aircraft

- Registration: [N9632](https://openairdocs.org/aircraft/N9632), registered now, S/N 1196, 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: Clinton Butcher

## 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 19750711020059A](https://openairdocs.org/incident/19750711020059A), Jul 11, 1975: Gulstm G164C, Cotton Plant, AR, Substantial damage. Plt locked r brake bfor tkof, failed to release it.

## Other investigations on N9632 (2)

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 CHI05LA229](https://openairdocs.org/ntsb/CHI05LA229), Aug 12, 2005: Grumman G-164A (N9632), Marshalltown, IA, substantial damage. Probable cause: The loss of engine power for undetermined reasons during initial climb and the unsuitable landing area encountered by the pilot during a forced landing.
- [NTSB CHI98LA230](https://openairdocs.org/ntsb/CHI98LA230), May 21, 1998: Grumman G-164A (N9632), Red Lake Falls, MN, substantial damage. Probable cause: a locked brake for undetermined reasons.

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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