# NTSB SEA68D0297: Bell 47G-2, N6717D, Mansfield, WA, May 10, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 10, 1968
- Place: Mansfield, WA · MANSFIELD, WA
- Location: 47.8124° N, 119.6386° W: Placed by OpenAirDocs: center of Mansfield, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.8124&lon=-119.6386&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 10, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 111023
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA68D0297
- Page: https://openairdocs.org/ntsb/SEA68D0297

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1385  68/5/10  NR.MANSFIELD,WASH     BELL 47G-2          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 42, 5925
        TIME - 0615                    N6717D              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 141 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: PROCEDURE TURNAROUND
           HARD LANDING                                             LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  PROP/ENGINE VIBRATION
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 5200                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          GLOVES - NOT USED                                        GOGGLES - NOT USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - NOT INSTALLED
          CRASH BAR - NOT INSTALLED                                TANK/HOPPER-LOCATION - SIDES
          TERRAIN-TYPE -MOUNTAINOUS                                ELEVATION-AREA BEING TREATED-FEET -  2500
          SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED               PROCEDURE TURNAROUND - FIRST 1/3 TURN
```

## Aircraft

- Registration: [N6717D](https://openairdocs.org/deregistered/N6717D-2012-11-26), registration cancelled 2012-11-26, S/N 2210, built 1958 (OpenAirDocs)
- Reported make and model: BELL 47G-2
- Registry model: [Bell 47G-2](https://openairdocs.org/model/bell-47g-2) (registry code 1181008) (OpenAirDocs)
- Registry engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N6717D (6)

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 SEA75FYG10](https://openairdocs.org/ntsb/SEA75FYG10), Aug 27, 1974: Bell 47G-2 (N6717D), Quincy, WA, destroyed
- [NTSB SEA75DYG07](https://openairdocs.org/ntsb/SEA75DYG07), Aug 14, 1974: Bell 47G-2 (N6717D), Royal City, WA, substantial damage
- [NTSB SEA73DYG02](https://openairdocs.org/ntsb/SEA73DYG02), Jul 7, 1972: Bell 47G-2 (N6717D), Twisp, WA, substantial damage
- [NTSB SEA68D0296](https://openairdocs.org/ntsb/SEA68D0296), Apr 24, 1968: Bell 47G-2 (N6717D), Bridgeport, WA, substantial damage
- [NTSB ANC67A0014](https://openairdocs.org/ntsb/ANC67A0014), Jul 24, 1966: Bell 47G-2 (N6717D), Tyonek, AK, substantial damage
- [NTSB UNK65X0560](https://openairdocs.org/ntsb/UNK65X0560), Nov 4, 1964: Bell 47G2 (N6717D), Umiat, AK, 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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