# NTSB DEN82FA061: Cessna 150, N6859A, Parker, CO, April 18, 1982

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Field investigation · Final report
- Date: April 18, 1982, 12:57 local (19:57 UTC)
- Place: Parker, CO
- Location: 39.5092° N, 104.7719° W: Placed by OpenAirDocs: center of Parker, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.5092&lon=-104.7719&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 1 minor
- Status: Completed, report April 18, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 72163
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN82FA061
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/72163/pdf
- Page: https://openairdocs.org/ntsb/DEN82FA061

## 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, takeoff - initial climb
  - engine assembly,ring - failure,partial (cause)
  - fluid,oil - starvation (cause)
  - engine assembly,connecting rod - failure,total (cause)
  - maintenance,inspection - inadequate, company maintenance personnel (cause)
  - supervision - inadequate, company/operator management (cause)
  - condition(s)/step(s) insufficiently defined, company/operator management (cause)
- Forced landing, maneuvering - turn to landing area (emergency)
- In flight collision with terrain/water, maneuvering - turn to landing area (emergency)
  - terrain condition - rough/uneven (contributing factor)

## Analysis

AT ABOUT 150 FT AGL & BEYOND THE RWY DEPARTURE END THE ENG LOST POWER. THE ACFT IMPACTED AN EMBANKMENT DURING THE ATTEMPT TO RETURN TO THE ARPT. ENG EXAM REVEALED THAT THE #1 CYLINDER PISTON COMPRESSION RING WAS BROKEN CORRESONDING TO GROOVES ON THE CYLINDER. THE CONROD BEARING WAS DESTROYED. THE CRANKSHAFT NEXT TO THE BEARING BORE EVIDENCE OF BURNISHING & SOME BLUING OR HEAT DAMAGE. A FLT IN THIS ACFT WAS TERMINATE AFTER 1 HR ON 3/27 DUE TO LOW OIL PRESSURE & SMOKE IN THE COCKPIT. A LARGE AMOUNT OF OIL WAS FOUND AROUND THE ENG & FUSELAGE. 5 QTS OF OIL WERE ADDED. THE ACFT HAD FLOWN 0.6 HR PRIOR TO THE ACCIDENT FLT. THIS FLT WAS TERMINATED DUE TO UNUSUAL ENG NOISES & A DECREASE IN RPM. THE PLT WROTE A NOTE DESCRIBING THE ENG PROBLEM & PLACED THE NOTE ON THE LEFT SEAT OF THE COCKPIT. NEITHER PLT IN THIS ACCIDENT RECALLED SEEING ANY NOTE IN THE ACFT DURING PREFLIGHT.

## Aircraft

- Registration: N6859A (not matched to a registry record)
- Reported make and model: CESSNA 150
- Category: Airplane
- Serial number: 1572356
- Airframe hours: 3731
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Theodore A. Gould
- Registered owner: Theodore A. Gould
- Departed: APA, PARKER, CO
- Destination: APA, PARKER, CO
- Airport: APA, Arapahoe County, runway 16, 8,502 × 101 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 25; commercial, flight instructor; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; flight hours: 372 total, 125 in this make and model, 285 as pilot in command, 7 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Dusk
- Wind: 210° at 7 knots
- Visibility: 5 statute miles
- Lowest ceiling: 12,000 ft broken
- Temperature: 147 °F
- Altimeter: 29.00 inHg

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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