# NTSB MKC87LA127: Cessna 150, N66686, Lincoln, NE, June 24, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 23, 1987, 21:22 local (Jun 24, 1987, 02:22 UTC)
- Place: Lincoln, NE
- Location: 40.8000° N, 96.6670° W: Placed by OpenAirDocs: center of Lincoln, NE, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.8000&lon=-96.6670&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report November 8, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 34403
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC87LA127
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/34403/pdf
- Page: https://openairdocs.org/ntsb/MKC87LA127

## Sequence of events

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

- Loss of engine power(partial) - nonmechanical, approach - vfr pattern - base leg/base to final
  - fuel system,carburetor - ice (contributing factor)
  - carburetor heat - improper use of, pilot in command (cause)
- Forced landing, landing
- Nose over, landing - roll

## Analysis

AFTER COMPLETING AN IFR SIMULATED NDB APPROACH TO RUNWAY 35L, PIC SIDE-STEPPED TO LAND VFR ON 35R. DURING BASE LEG ACFT HAD A PARTIAL POWER LOSS FOLLOWED SHORTLY BY TOTAL POWER LOSS. PIC INFORMED CONTROL TOWER OF THE EMERGENCY AND MADE A FORCED LDG IN A FARM FIELD. DURING THE LANDING ROLL ACFT NOSED OVER AND WAS SUBSTANTIALLY DAMAGED. PIC AND PASSENGER WERE NOT INJURED. A TOXICOLOGICAL ANALYSES TO DETERMINE ALCOHOL INVOLVEMENT OF THE PIC PROVED NEGATIVE. WX COND WERE CONDUCIVE TO THE FORMATION OF CARBURETOR ICE. NO MALFUNCTION OF THE ENG COULD BE FOUND ON POST ACC INSPECTION.

## Aircraft

- Registration: [N66686](https://openairdocs.org/deregistered/N66686-1989-03-20), registration cancelled 1989-03-20, S/N 15076209 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150M](https://openairdocs.org/model/cessna-150m) (registry code 2071830) (OpenAirDocs)
- Category: Airplane
- Serial number: 15076209
- Airframe hours: 4305
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Linaire
- Registered owner: Design Data
- Airworthiness certificate: Standard, Utility
- Last inspection: 100 hour, October 30, 1986, 50 hours before
- Airport: LNK, Lincoln Munic., runway 35R, 5,500 × 100 ft, dirt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 39; flight instructor, commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; toxicology performed; flight hours: 1,268 total, 193 in this make and model, 1,124 as pilot in command, 84 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Dusk
- Wind: 360° at 8 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 79 °F, dew point 63 °F
- Altimeter: 29.00 inHg
- Observed at: LNK, 2 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 19870623021829A](https://openairdocs.org/incident/19870623021829A), Jun 23, 1987: Cessna 150M, Lincoln, NE, Substantial damage. The engine lost power on final. The aircraft nosed over on landing. Conditions were favorable for carburetor icing

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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