# NTSB CHI93LA222: Cessna 172, N1670Y, St. Cloud, MN, June 25, 1993

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 25, 1993, 13:30 local (18:30 UTC)
- Place: St. Cloud, MN
- Location: 45.5462° N, 94.0594° W: Placed by OpenAirDocs at ST CLOUD SKY CENTRAL (STC), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.5462&lon=-94.0594&mi=10
- Phase of flight: [Standing](https://openairdocs.org/ntsb-phases/150) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 17, 1994
- Report: Approved by Office Director
- NTSB case key (mKey): 9225
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI93LA222
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/9225/pdf
- Page: https://openairdocs.org/ntsb/CHI93LA222

## Probable cause

the pilot's improper starting procedures.

## Sequence of events

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

- Loss of control - on ground/water, standing - starting engine(s)
  - starting procedure - improper, pilot in command (cause)
- On ground/water collision with object, other
  - object - aircraft parked/standing

## Analysis

THE PILOT REPORTED HE WAS ATTEMPTING TO START THE AIRPLANE'S ENGINE PREPARATORY FOR FLIGHT BY HAND PROPPING.  THE ENGINE STARTED AND THE AIRPLANE ACCELERATED FORWARD, BREAKING THE TAIL TIE DOWN ROPE.  THE AIRPLANE CONTINUED FORWARD AND COLLIDED WITH ANOTHER, UNOCCUPIED CESSNA 172, N8601B.

## Factual narrative

On June 25, 1993, about 1330 central daylight time, a Cessna 172 airplane, N1670Y, sustained substantial damage when it collided with a parked and unattended airplane at St. Cloud Municipal Airport, St. Cloud, Minnesota.  The solo commercial pilot was not injured.  Visual meteorological conditions prevailed for the intended personal flight.

The pilot reported he was attempting to start the airplane's engine preparatory for flight by hand propping.  The engine started and the airplane accelerated forward, breaking the tail tie down rope.  The airplane continued forward and collided with another, unoccupied Cessna 172, N8601B.

## Aircraft

- Registration: [N1670Y](https://openairdocs.org/aircraft/N1670Y), registered now, S/N 17249370, built 1962 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172C](https://openairdocs.org/model/cessna-172c) (registry code 2072408) (OpenAirDocs)
- Registry engine: [Continental 0-300 series](https://openairdocs.org/engine/continental-0-300-series) (registry code 17022, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17249370
- Engines: LYCOMING O-360 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Gregory And Jo Ann Marshall
- Registered owner: Gregory And Jo Ann Marshall
- Airworthiness certificate: Standard, Normal; Standard, Utility
- Airport: STC, St. Cloud Municipal

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 45; private, commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; flight hours: 585 total, 350 in this make and model

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 12 knots, gusting 19
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 70 °F, dew point 48 °F
- Altimeter: 29.00 inHg
- Observed at: STC

## 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 19930625020579A](https://openairdocs.org/incident/19930625020579A), Jun 25, 1993: Cessna STC172, St Cloud, MN, Substantial damage. Starting engine by hand propping. Engine started broke tail tiedown. Collided with another parked aircraft.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.