# NTSB CHI77FEP49: Hughes 269B, N9448F, Waupaca, WI, August 2, 1977

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: August 2, 1977
- Place: Waupaca, WI · WAUPACA, WI
- Location: 44.3500° N, 89.0700° W: Placed by OpenAirDocs: center of Waupaca, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.3500&lon=-89.0700&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report November 17, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 146292
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI77FEP49
- Page: https://openairdocs.org/ntsb/CHI77FEP49

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2283   77/8/2  NR.WAUPACA,WI         HUGHES 269B         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 32, 926
        TIME - 1720                    N9448F              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 41 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         WAUPACA,WI                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  700                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - POTATOES                                  TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - SIDES                             TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  1000                SWATH RUN-HOW FLOWN - CROSSWIND
```

## Aircraft

- Registration: [N9448F](https://openairdocs.org/deregistered/N9448F-1997-09-17), registration cancelled 1997-09-17, S/N 1250226 (OpenAirDocs)
- Reported make and model: HUGHES 269B
- Registry model: [Hughes 269B](https://openairdocs.org/model/hughes-269b) (registry code 4470502) (OpenAirDocs)
- Category: Helicopter
- 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 19770802024499A](https://openairdocs.org/incident/19770802024499A), Aug 2, 1977: Hughes 269B, Waupaca, WI, 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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