# NTSB CHI86LA130: Cessna 150, N16047, Gregory, MI, April 23, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 23, 1986, 14:20 local (19:20 UTC)
- Place: Gregory, MI
- Coordinates: 42.45021, -84.080589 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=42.4502&lon=-84.0806&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 13452
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI86LA130
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13452/pdf
- Page: https://openairdocs.org/ntsb/CHI86LA130

## Sequence of events

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

- In flight collision with object, approach - vfr pattern - final approach
  - airport facilities,obstruction marking - inadequate (contributing factor)
  - in-flight planning/decision - poor, pilot in command(cfi) (contributing factor)
  - complacency, pilot in command(cfi) (contributing factor)
  - object - wire,transmission (contributing factor)
  - planned approach - poor, dual student (contributing factor)
  - clearance - not maintained, dual student (cause)
  - proper glidepath - not selected, dual student (contributing factor)
  - remedial action - not performed, pilot in command(cfi) (contributing factor)

## Analysis

THE CFI STATED THAT THE PURPOSE OF THE FLIGHT WAS TO LOOK AT PROPERTY AND GIVE A BFR TO HIS DUAL STUDENT. THE AIRCRAFT STRUCK WIRES WHILE ON APPROACH TO RUNWAY 23 AT THE SMITH FARM AIRPORT. THE CFI STATED THIS ACCIDENT COULD HAVE BEEN PREVENTED HAD HE USED A STEEPER APPROACH AND IF THE WIRES WERE IDENTIFIED WITH A RED BALL OR STREAMER.

## Aircraft

- Registration: [N16047](https://openairdocs.org/deregistered/N16047-1997-03-19), registration cancelled 1997-03-19, S/N 15073439 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150L](https://openairdocs.org/model/cessna-150l) (registry code 2071826) (OpenAirDocs)
- Category: Airplane
- Serial number: 15073439
- Airframe hours: 4138
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Plymouth Flight Training, Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, October 14, 1985, 78 hours before
- Departed: 69G, GREGORY, MI
- Destination: MI59, GREGORY, MI
- Airport: RLA, Smith Farm, runway 23, 2,140 ×  ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 64; flight instructor, commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: unknown, unknown; seat: left; flight hours: 8,000 total, 530 in this make and model, 7,800 as pilot in command, 90 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 190° at 5 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 54 °F, dew point 19 °F
- Altimeter: 30.00 inHg
- Observed at: JXN, 19 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 19860423013429A](https://openairdocs.org/incident/19860423013429A), Apr 23, 1986: Cessna 150L, Gregory, MI, Substantial damage. Aircraft struck unmarked powerline on final. Pilot was found to have been previously operating on an expired medical

## Other investigations on N16047 (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 CHI96LA199](https://openairdocs.org/ntsb/CHI96LA199), Jun 13, 1996: Cessna 150 (N16047), Charlotte, MI, substantial damage. Probable cause: the pilot's inadequate preflight planning and failure to use all the available runway for takeoff. Factors associated with the accident were the wet grass airstrip and the powerlines.

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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