# NTSB MKC82DA111: Grumman AA1C, N9565U, St. Louis, MO, July 1, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: July 1, 1982, 06:20 local (11:20 UTC)
- Place: St. Louis, MO
- Coordinates: 38.6496, -90.530952 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=38.6496&lon=-90.5310&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report July 1, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 72701
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC82DA111
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/72701/pdf
- Page: https://openairdocs.org/ntsb/MKC82DA111

## Sequence of events

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

- Undershoot, approach - vfr pattern - final approach
  - throttle/power control - improper use of, pilot in command (cause)
- In flight collision with terrain/water, approach - vfr pattern - final approach
  - terrain condition - crop (contributing factor)
- Hard landing, landing - flare/touchdown
  - flight controls - improper, pilot in command (cause)
- Gear collapsed, landing - flare/touchdown

## Analysis

DURING A DUAL TRAINING FLIGHT THE AIRCRAFT WAS ALLOWED TO DESCEND INTO A CORN CROP SHORT OF THE RUNWAY. THE AIRCRAFT CONTINUED TO THE RUNWAY BUT LANDED HARD AND COLLAPSED THE LANDING GEAR.

## Aircraft

- Registration: [N9565U](https://openairdocs.org/deregistered/N9565U-1982-12-31), registration cancelled 1982-12-31, S/N AA1C0064 (OpenAirDocs)
- Reported make and model: GRUMMAN AA1C
- Registry model: [Grumman American Avn. AA-1C](https://openairdocs.org/model/grumman-american-avn-aa-1c) (registry code 3960100) (OpenAirDocs)
- Category: Airplane
- Serial number: AA1C-0065
- Airframe hours: 745
- Engines: LYCOMING O-235-L2C 115 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Arrowhead Aire, Ltd
- Registered owner: Jane Zykan
- Departed: 02K, ST. LOUIS, MO
- Destination: 02K, ST. LOUIS, MO
- Airport: 02K, Arrowhead, runway 2, 2,800 × 50 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 41; flight instructor, commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; flight hours: 19,000 total, 3,009 in this make and model, 17,350 as pilot in command, 220 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 40° at 4 knots
- Visibility: 15 statute miles
- Temperature: 158 °F

## 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 19820701025889A](https://openairdocs.org/incident/19820701025889A), Jul 1, 1982: Grumav AA1C, Chesterfield, MO, Substantial damage. Settled into tops of corn on final. Used power to recover. Landed on runway in a yaw angle, collapsed landing gear

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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