# NTSB SEA76FTI27: Cessna 188B, N4810Q, Three Forks, MT, May 17, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 17, 1976
- Place: Three Forks, MT · THREE FORKS, MT
- Location: 45.8896° N, 111.5527° W: Placed by OpenAirDocs: center of Three Forks, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.8896&lon=-111.5527&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 18, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 153871
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA76FTI27
- Page: https://openairdocs.org/ntsb/SEA76FTI27

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1186  76/5/17  NR.THREE FORKS,MT     CESSNA 188B         CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1135                    N4810Q              PX-  0  0  0  AERIAL APPLICATION        38, 8500 TOTAL HOURS, 250
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         THREE FORKS,MT               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: SWATH RUN
           GEAR COLLAPSED                                           IN FLIGHT: SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
           TERRAIN - ROUGH/UNEVEN
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 6000                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              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                  TERRAIN-TYPE -ROLLING
          ELEVATION-AREA BEING TREATED-FEET -  4500                SWATH RUN-HOW FLOWN - UPWIND
        REMARKS- FLEW INTO KNOLL.GR SEPARATED.CONT TO HOME BASE.FURTHER DMG ON LDG.
```

## Aircraft

- Registration: [N4810Q](https://openairdocs.org/deregistered/N4810Q-1989-04-13), registration cancelled 1989-04-13, S/N 18802548 (OpenAirDocs)
- Reported make and model: CESSNA 188B
- Registry model: [Cessna A188B](https://openairdocs.org/model/cessna-a188b) (registry code 2073005) (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 19760517011789A](https://openairdocs.org/incident/19760517011789A), May 17, 1976: Cessna A188B, Three Forks, MT, Substantial damage. Flew into knoll. Gr separated. Cont to home base. Further dmg on ldg.

## Other investigations on N4810Q (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 SEA79FTI18](https://openairdocs.org/ntsb/SEA79FTI18), Jun 9, 1979: Cessna 188 (N4810Q), Toston, MT, 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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