# NTSB CHI86FER05: Cessna A188B, N9220R, Greenbush, MN, April 21, 1986

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Final report
- Date: April 21, 1986, 13:45 local (19:45 UTC)
- Place: Greenbush, MN
- Coordinates: 48.68943, -96.180252 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=48.6894&lon=-96.1803&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 13321
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI86FER05
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13321/pdf
- Page: https://openairdocs.org/ntsb/CHI86FER05

## Sequence of events

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

- On ground/water encounter with terrain/water, takeoff - roll/run
  - airport facilities,runway/landing area condition - soft
  - preflight planning/preparation - poor, pilot in command (cause)
  - unsuitable terrain or takeoff/landing/taxi area - selected, pilot in command (cause)
  - airspeed - inadequate, pilot in command (cause)
  - lift-off - not possible, pilot in command

## Analysis

THE PLT REPORTED THAT THE ACFT CONTACTED A SOFT SPOT, CAUSED BY RECENT RAINS, IN THE SOD RUNWAY DURING TAKEOFF. THE ACFT DECELERATED, HOWEVER, THE PLT ATTEMPTED TO CONTINUE THE TAKEOFF AS NOT ENOUGH RUNWAY REMAINED TO ABORT. THE ACFT DID NOT OBTAIN SUFFICIENT AIRSPEED TO BECOME AIRBORNE AND IT CONTACTED A RIVER BANK NEAR THE END OF THE RUNWAY.

## Aircraft

- Registration: [N9220R](https://openairdocs.org/deregistered/N9220R-1998-03-09), registration cancelled 1998-03-09, S/N 18802164T (OpenAirDocs)
- Reported make and model: CESSNA A188B
- Registry model: [Cessna A188B](https://openairdocs.org/model/cessna-a188b) (registry code 2073005) (OpenAirDocs)
- Category: Airplane
- Serial number: 18802164T
- Airframe hours: 1875
- Engines: CONTINENTAL IO-520-D23 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Operator: Gregory L. Schultz
- Registered owner: Leon Schultz
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, May 18, 1985
- Airport: O2Y, Greenbush

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 32; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 2,241 total, 1,300 in this make and model, 2,006 as pilot in command, 3 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 350° at 7 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 41 °F, dew point 21 °F
- Altimeter: 30.00 inHg
- Observed at: GFK, 60 nm away

## 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 19860421016089A](https://openairdocs.org/incident/19860421016089A), Apr 21, 1986: Cessna A188B, Greenbush, MN, Substantial damage. On the takeoff roll, hit a soft spot on the runway. Aircraft decelerated and hit an embankment at the runway end.

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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