# NTSB Accident CHI91LA285
> **Monocoupe Aircraft 90A** · 1991-09-01 · CREVE COEUR, MO, USA · NONE
## Event
- **NTSB number:** CHI91LA285
- **Event ID:** 20001212X18062
- **Type:** Accident
- **Date:** 1991-09-01
- **Location:** CREVE COEUR, MO, USA
- **Coordinates:** 38.700046, -90.469703
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Monocoupe Aircraft
- **Model:** 90A
- **Registration:** N11793
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A PREMATURE LIFTOFF AND IMPROPER REMEDIAL ACTION BY THE PILOT DURING A TAKEOFF GROUND RUN.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI91LA285) · AI Analytics · CC0 1.0*