# NTSB MKC74DER04: Callair A-9A, N8261H, Grygla, MN, July 31, 1973

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 31, 1973
- Place: Grygla, MN · GRYGLA, MN
- Location: 48.2997° N, 95.6240° W: Placed by OpenAirDocs: center of Grygla, MN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=48.2997&lon=-95.6240&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 13, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 189487
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC74DER04
- Page: https://openairdocs.org/ntsb/MKC74DER04

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2058  73/7/31    GRYGLA,MINN         CALLAIR A-9A        CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 20, 609
        TIME - 1800                    N8261H              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 280 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          GRYGLA,MINN                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           BIRD STRIKE                                              IN FLIGHT: SWATH RUN
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           MISCELLANEOUS - BIRD COLLISION
           MISCELLANEOUS ACTS,CONDITIONS - PREVIOUS DAMAGE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - JETTISONED LOAD
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  900                 SWATH RUN-HOW FLOWN - WIND CALM
        REMARKS- STRUCK CRANE ON SWATH RUN,DMGD L AILERON. PLT UN MAINTAIN CTL.
```

## Aircraft

- Registration: [N8261H](https://openairdocs.org/deregistered/N8261H-1973-10-03), registration cancelled 1973-10-03, S/N 1134 (OpenAirDocs)
- Reported make and model: CALLAIR A-9A
- Registry model: [Callair A-9](https://openairdocs.org/model/callair-a-9) (registry code 1850120) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19730731024489A](https://openairdocs.org/incident/19730731024489A), Jul 31, 1973: Airpts A9A, Grygla, MN, Destroyed. Struck crane on swath run,dmgd l aileron. Plt un maintain ctl.

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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