# NTSB Accident CHI99LA289
> **Aerospatiale ATR-42-300** · 1999-08-14 · CHICAGO, IL, USA · SERS
## Event
- **NTSB number:** CHI99LA289
- **Event ID:** 20001212X19442
- **Type:** Accident
- **Date:** 1999-08-14
- **Location:** CHICAGO, IL, USA
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 23
- **Total aboard:** 24
## Aircraft
- **Make:** Aerospatiale
- **Model:** ATR-42-300
- **Registration:** N282AT
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** NDRK
- **Weather:** VMC
## Probable cause

the failure of the ramp service clerk to maintain clearance with the operating propeller.  A factor related to the accident the inattentiveness on the part of the clerk.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI99LA289) · AI Analytics · CC0 1.0*