# NTSB Accident CHI89FA135
> **CESSNA 177** · 1989-07-14 · LOCKPORT, IL, USA · FATL
## Event
- **NTSB number:** CHI89FA135
- **Event ID:** 20001213X28757
- **Type:** Accident
- **Date:** 1989-07-14
- **Location:** LOCKPORT, IL, USA
- **Coordinates:** 41.579421, -88.040023
## Injuries
- **Highest injury:** FATL
- **Fatal:** 3
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 5
## Aircraft
- **Make:** CESSNA
- **Model:** 177
- **Registration:** N3146T
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT'S INADEQUATE PREFLIGHT PLANNING/PREPARATION, AND HIS FAILURE TO ATTAIN ADEQUATE AIRSPEED, WHICH RESULTED IN A STALL OR MUSH.  A FACTOR RELATED TO THE ACCIDENT WAS: THE AIRCRAFT'S EXCESSIVE GROSS WEIGHT.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI89FA135) · AI Analytics · CC0 1.0*