# NTSB SEA88LA190: Cessna 185F, N4758E, Hillsboro, OR, September 29, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 29, 1988, 10:30 local (17:30 UTC)
- Place: Hillsboro, OR
- Coordinates: 45.440982, -122.959312 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.4410&lon=-122.9593&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 8, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 40897
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA88LA190
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40897/pdf
- Page: https://openairdocs.org/ntsb/SEA88LA190

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - directional control - not maintained, pilot in command (cause)
- On ground/water encounter with terrain/water, landing - roll

## Analysis

DURING LANDING ROLL THE AIRCRAFT VEERED TO THE RIGHT AND DEPARTED THE RUNWAY WHERE A GROUNDLOOP OCCURRED. THE WIND WAS CALM. NO EXPLANATION FOR THE LOSS OF CONTROL WAS GIVEN BY THE PLT.

## Aircraft

- Registration: [N4758E](https://openairdocs.org/deregistered/N4758E-1998-05-07), registration cancelled 1998-05-07, S/N 18503864 (OpenAirDocs)
- Reported make and model: CESSNA 185F
- Registry model: [Cessna A185F](https://openairdocs.org/model/cessna-a185f) (registry code 2072821) (OpenAirDocs)
- Category: Airplane
- Serial number: 18503864
- Airframe hours: 653
- Engines: CONTINENTAL IO-520-D 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Bruce L. Carpernter
- Registered owner: Bruce L Carpenter
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, June 28, 1988, 36 hours before
- Departed: MFR, MEDFORD, OR
- Airport: HI0, Portland-Hillsboro Arpt, runway 30, 6,600 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 60; private; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 2,320 total, 653 in this make and model, 15 in the last 90 days, 10 in the last 30 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 66 °F, dew point 54 °F
- Altimeter: 30.00 inHg
- Observed at: HIO

## 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 19880929048979A](https://openairdocs.org/incident/19880929048979A), Sep 29, 1988: Cessna 185F, Hillsboro, OR, Substantial damage. Lost directional control on landing. Aircraft ground looped.

## Other investigations on N4758E (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 NYC97WA115](https://openairdocs.org/ntsb/NYC97WA115), Jun 14, 1997: Cessna 185F (N4758E), Bagotville, Canada, destroyed, 3 fatal

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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