# NTSB SEA85LA088: Cessna 172M, N80241, Mulino, OR, April 8, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 7, 1985, 17:20 local (Apr 8, 1985, 01:20 UTC)
- Place: Mulino, OR
- Coordinates: 45.199443, -122.539031 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.1994&lon=-122.5390&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 40138
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA85LA088
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40138/pdf
- Page: https://openairdocs.org/ntsb/SEA85LA088

## Sequence of events

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

- Loss of engine power(partial) - mech failure/malf, approach - vfr pattern - final approach
  - throttle/power lever,cable - failure,partial (cause)
- Forced landing, descent - emergency
- Nose gear collapsed, landing - roll
  - terrain condition - crop (contributing factor)
- Nose over, landing - roll

## Analysis

THE PLT PUSHED THE THROTTLE FORWARD TO ADD POWER DURING FINAL APPROACH AND THE ENGINE CEASED OPERATING. A FORCED LANDING WAS MADE ONTO A CABBAGE PATCH AND THE NOSE GEAR SHEARED OFF. THE ACFT THEN NOSED OVER. INVESTIGATION REVEALED THE THROTTLE CABLE HOUSING SEPARATED IN THE AREA WHERE IT IS CLAMPED TO THE REAR OF THE ENGINE MOUNT.

## Aircraft

- Registration: [N80241](https://openairdocs.org/deregistered/N80241-2014-11-19), registration cancelled 2014-11-19, S/N 17266469, built 1975 (OpenAirDocs)
- Reported make and model: CESSNA 172M
- Registry model: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (registry code 2072418) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17266469
- Airframe hours: 3000
- Engines: LYCOMING O-320-E2D 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 91
- Registered owner: Carl Dietz
- Airworthiness certificate: Standard, Utility; Standard, Normal
- Airport: 4S9, Mulino, runway 12, 2,100 × 300 ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 50; flight instructor, commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 6,620 total, 500 in this make and model, 6,500 as pilot in command, 36 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 15 statute miles
- Lowest ceiling: 2,500 ft broken
- Temperature: 50 °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 19850407012719A](https://openairdocs.org/incident/19850407012719A), Apr 7, 1985: Cessna 172M, Mulino, OR, Substantial damage. Engine quit on final when power was added. Landed in field. Throttle cable housing separated.

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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