# NTSB CHI87LA049: Piper PA-22-150, N9198D, Mcgrath, MN, December 14, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: December 13, 1986, 23:20 local (Dec 14, 1986, 05:20 UTC)
- Place: Mcgrath, MN
- Coordinates: 46.239414, -93.270263 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=46.2394&lon=-93.2703&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 13711
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI87LA049
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13711/pdf
- Page: https://openairdocs.org/ntsb/CHI87LA049

## Sequence of events

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

- In flight encounter with weather, cruise - normal
  - weather condition - icing conditions (contributing factor)
  - weather condition - low ceiling (contributing factor)
  - light condition - night
  - weather evaluation - inadequate, pilot in command (cause)
  - flight into known adverse weather - continued, pilot in command (cause)
  - precautionary landing - attempted, pilot in command
- In flight collision with object, landing
  - object - tree(s)
  - wing - ice (cause)
  - window,flight compartment window/windshield - ice (contributing factor)
- On ground/water collision with object, landing - roll
  - object - vehicle

## Analysis

AFTER DESCENDING TO MAINTAIN VFR AND ACCUMULATING CLEAR ICE ON BOTH THE STRUCTURE AND WINDSCREEN, THE PLT DECIDED TO MAKE A PRECAUTIONARY LANDING. DURING LANDING IN AN OPEN AREA, THE LEFT WING STRUCK TWO APPLE TREES AND THE ACFT BECAME AIRBORNE AGAIN. AFTER THE SECOND TOUCHDOWN, THE ACFT CONTACTED A TRACTOR SCOOP AND SLID TO A STOP WITHIN 'INCHES' OF A FARM BUILDING. THE PLT HAD RECEIVED A COMPLETE FSS WEATHER BRIEFING PRIOR TO DEPARTING GRAND FORKS, NORTH DAKOTA.

## Aircraft

- Registration: [N9198D](https://openairdocs.org/deregistered/N9198D-2013-07-09), registration cancelled 2013-07-09, S/N 22-6257, built 1958 (OpenAirDocs)
- Reported make and model: PIPER PA-22-150
- Registry model: [Piper PA-22-160](https://openairdocs.org/model/piper-pa-22-160) (registry code 7102214) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 22-6257
- Airframe hours: 5518
- Engines: LYCOMING O-320-A1A 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Howard F. Nolte
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, March 1, 1986, 174 hours before
- Departed: GFK, GRAND FORKS, ND
- Destination: Y52, SIRLEN, WI
- Flight plan: VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 50; private; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 4,730 total, 4,679 in this make and model, 4,590 as pilot in command, 43 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Night/bright
- Wind: 200° at 15 knots
- Visibility: 9 statute miles
- Lowest ceiling: 1,300 ft overcast
- Temperature: 21 °F, dew point 19 °F
- Altimeter: 30.00 inHg
- Observed at: MST, 85 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 19861213067509A](https://openairdocs.org/incident/19861213067509A), Dec 13, 1986: Piper PA22160, Mcgrath, MN, Substantial damage. The aircraft hit trees during a precautionary landing for weather. VFR pilot failed to avoid deteriorating weather.

## Other investigations on N9198D (1)

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.

- [NTSB UNK65X1437](https://openairdocs.org/ntsb/UNK65X1437), Feb 19, 1965: Piper PA-22 (N9198D), Highland, IL, 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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