# NTSB Accident CHI99LA143
> **Narzinski AVID FLYER MARK IV** · 1999-05-01 · WEST ALTON, MO, USA · NONE
## Event
- **NTSB number:** CHI99LA143
- **Event ID:** 20001212X18717
- **Type:** Accident
- **Date:** 1999-05-01
- **Location:** WEST ALTON, MO, USA
- **Coordinates:** 38.860832, -90.219863
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Narzinski
- **Model:** AVID FLYER MARK IV
- **Registration:** N313N
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The failure of the connecting rod bearing, and the rough/uneven terrain condition.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI99LA143) · AI Analytics · CC0 1.0*