# NTSB Accident CHI91LA097
> **HUGHES 269C** · 1991-02-20 · NORTH MANKATO, MN, USA · SERS
## Event
- **NTSB number:** CHI91LA097
- **Event ID:** 20001212X16428
- **Type:** Accident
- **Date:** 1991-02-20
- **Location:** NORTH MANKATO, MN, USA
- **Coordinates:** 44.159736, -93.9897
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 2
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 3
## Aircraft
- **Make:** HUGHES
- **Model:** 269C
- **Registration:** N8955F
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FATIQUE FAILURE OF THE TAIL BOOM SUPPORT STRUT ATTACHMENT CLUSTER AND THE IMPROPER INSPECTION OF THE CLUSTER ATTACHMENT.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI91LA097) · AI Analytics · CC0 1.0*