# NTSB DEN82DA108: Callair A-9B, N7634V, Rolla, ND, June 20, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: June 20, 1982, 05:45 local (12:45 UTC)
- Place: Rolla, ND
- Coordinates: 48.850582, -99.610771 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=48.8506&lon=-99.6108&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 20, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 72420
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN82DA108
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/72420/pdf
- Page: https://openairdocs.org/ntsb/DEN82DA108

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - in flight, maneuvering - aerial application
  - airspeed - not maintained, pilot in command (cause)
  - stall - inadvertent, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

THE PILOT REPORTED THAT AFTER LOADING WITH CHEMICAL, WATER, AND FUEL, HE WENT TO A FIELD AND BEGAN SPRAYING. HE STATED THAT AFTER HE HAD MADE HIS FIRST SWATH RUN, HE WAS TURNING FOR A SECOND SWATH WHEN THE PLANE STALLED AND CRASHED. THE LANDING GEAR, PROPELLER, AND WINGS WERE DAMAGED.

## Aircraft

- Registration: [N7634V](https://openairdocs.org/deregistered/N7634V-1993-06-18), registration cancelled 1993-06-18, S/N 1362 (OpenAirDocs)
- Reported make and model: CALLAIR A-9B
- Registry model: [Aero Commander CALLAIR A-9B](https://openairdocs.org/model/aero-commander-callair-a-9b) (registry code 0144206) (OpenAirDocs)
- Category: Airplane
- Serial number: 1362
- Airframe hours: 1824
- Engines: LYCOMING TIO-540 235 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Operator: Rolla Flying Service
- Registered owner: Rolla Flying Service
- Departed: OGD, ROLLA, ND
- Destination: OGD, ROLLA, ND

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 23; flight instructor, commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; flight hours: 2,727 total, 200 in this make and model, 2,554 as pilot in command, 275 in the last 90 days, 6 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Dawn
- Wind: 315° at 8 knots
- Visibility: 15 statute miles
- Temperature: 140 °F
- Altimeter: 30.00 inHg

## 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 19820620023829A](https://openairdocs.org/incident/19820620023829A), Jun 20, 1982: Airpts A9B, Rolla, ND, Substantial damage. Aircraft stalled and crashed during turn of first swath run.

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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