# NTSB Accident MIA90LA083
> **AIR TRACTOR AT-301** · 1990-03-06 · ROLLING FORK, MS, USA · NONE
## Event
- **NTSB number:** MIA90LA083
- **Event ID:** 20001212X22769
- **Type:** Accident
- **Date:** 1990-03-06
- **Location:** ROLLING FORK, MS, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** AIR TRACTOR
- **Model:** AT-301
- **Registration:** N23509
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE IN-FLIGHT SEPARATION OF THE LEFT AILERON DUE TO IMPROPER MAINTENANCE PROCEDURES AND AN INADEQUATE AIRCRAFT PREFLIGHT.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=MIA90LA083) · AI Analytics · CC0 1.0*