# NTSB SEA83FYK03: Ryan-Navion NAV 4, N4468K, Cottage Grove, OR, May 28, 1983

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Final report
- Date: May 28, 1983, 07:33 local (14:33 UTC)
- Place: Cottage Grove, OR
- Location: 43.7959° N, 123.0572° W: Placed by OpenAirDocs: center of Cottage Grove, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.7959&lon=-123.0572&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 39645
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA83FYK03
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/39645/pdf
- Page: https://openairdocs.org/ntsb/SEA83FYK03

## Sequence of events

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

- Loss of engine power(total) - nonmechanical, takeoff - initial climb
  - fluid,fuel - exhaustion (contributing factor)
  - preflight planning/preparation - inadequate, pilot in command (cause)
  - fuel supply - inadequate, pilot in command (cause)
- Forced landing, landing - flare/touchdown
- Complete gear collapsed, landing - flare/touchdown

## Analysis

THE ACFT MADE A FORCED LANDING IN A HAY FIELD AND COLLAPED THE LANDING GEAR AFTER THE ENGINE QUIT AT 500 FT AGL DURING TAKEOFF CLIMB. DURING AN ON SCENE INVESTIGATION THERE WAS NO FUEL VISIBLE IN THE RT WING TANK. THE LEFT WING TANK HAS NOFILLER ACCESS BUT IS CONNECTED TO THE RT TANK BY A 2 INCH CONNECTING HOSE WITH A HALF GALLON HEADER TANK BETWEEN THEM. THERE WAS NO FUEL IN THE WING TIP TANKS. THE FUEL SELECTOR WAS ON MAIN TANKS. THERE WAS NO FUEL IN THE FUEL LINES TO THECARBURETOR. THERE WAS ABOUT 1 OUNCE OF FUEL IN THE CARBURETOR. THE MECHANICS WHO REMOVED THE ACFT SAID THEY FOUND A TOTAL OF ABOUT 4 GALLONS OF FUEL IN THE SYSTEM.

## Aircraft

- Registration: N4468K (not matched to a registry record)
- Reported make and model: Ryan-Navion NAV 4
- Category: Airplane
- Serial number: NAV-4-1468
- Airframe hours: 1528
- Engines: CONTINENTAL E-185-9 205 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Harold G. Davis
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, April 1, 1983, 1 hours before
- Departed: COTTAGE GROVE, OR
- Airport: Cottage Grove, runway 17, 3,200 × 60 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 53; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 230 total, 160 in this make and model, 187 as pilot in command, 2 in the last 90 days, 2 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 50 statute miles
- Lowest ceiling: none

## 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 19830528021699A](https://openairdocs.org/incident/19830528021699A), May 28, 1983: Tmpson NAVION*, Cottage Grove, OR, Substantial damage. Engine quit at 500 feet on takeoff. Severed the landing gear on the forced landing. Possible fuel exhaustion.

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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