# NTSB Incident CHI90IA084
> **SHORT BROTHERS SD3-60** · 1990-02-19 · CHICAGO, IL, USA · NONE
## Event
- **NTSB number:** CHI90IA084
- **Event ID:** 20001212X22521
- **Type:** Incident
- **Date:** 1990-02-19
- **Location:** CHICAGO, IL, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 16
- **Total aboard:** 16
## Aircraft
- **Make:** SHORT BROTHERS
- **Model:** SD3-60
- **Registration:** N361MQ
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

FATIGUE FAILURE OF A FIRST STAGE POWER TURBINE BLADE.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI90IA084) · AI Analytics · CC0 1.0*