# NTSB CHI82DA280: SIAI Marchetti S.205-22/R, N956W, Carrollton, IL, July 29, 1982

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Final report
- Date: July 28, 1982, 20:05 local (Jul 29, 1982, 01:05 UTC)
- Place: Carrollton, IL
- Location: 39.2945° N, 90.4069° W: Placed by OpenAirDocs: center of Carrollton, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.2945&lon=-90.4069&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report July 28, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 70143
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI82DA280
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/70143/pdf
- Page: https://openairdocs.org/ntsb/CHI82DA280

## Sequence of events

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

- Loss of engine power(total) - mech failure/malf, cruise - normal
  - engine assembly,connecting rod - failure,total (cause)
- Forced landing, landing - flare/touchdown
- On ground/water collision with object, landing - roll
  - object - fence (contributing factor)

## Analysis

THE AIRCRAFT ENGINE FAILED INFLIGHT AND DURING THE FORCED LANDING ON A ROAD THE AIRCRAFT COLLIDED WITH POSTS. AN INVESTIGATION SHOWED THAT A #4 CONNECTING RODCAP ATTACHING BOLT HAD FAILED.

## Aircraft

- Registration: [N956W](https://openairdocs.org/deregistered/N956W-2011-07-19), registration cancelled 2011-07-19, S/N 4-156, built 1968 (OpenAirDocs)
- Reported make and model: SIAI MARCHETTI S.205-22/R
- Registry model: [Siai-Marchetti S.205/22R](https://openairdocs.org/model/siai-marchetti-s-205-22r) (registry code 8120412) (OpenAirDocs)
- Registry engine: [Franklin 6V 350 series](https://openairdocs.org/engine/franklin-6v-350-series) (registry code 27043, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 4-156
- Airframe hours: 1104
- Engines: FRANKLIN 6A-350 220 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: William E. Griffith
- Registered owner: William E. Griffith
- Departed: MQB, MACOMB, IL
- Destination: SUS, SAINT LOUIS, MO

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 34; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; flight hours: 292 total, 21 in this make and model, 197 as pilot in command, 19 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 6 knots
- Visibility: 10 statute miles
- Lowest ceiling: 25,000 ft overcast

## 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 19820728069769A](https://openairdocs.org/incident/19820728069769A), Jul 28, 1982: Mrchti S20522R, Carrollton, IL, Substantial damage. Severe engine vibrations. Elected to land on a road and struck a steel post. #4 connecting rod had failed.

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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