# NTSB Accident CEN11CA152
> **EUROCOPTER DEUTSCHLAND GMBH MBB-BK 117 C-2** · 2011-01-02 · Albert Lea, MN, USA · NONE
## Event
- **NTSB number:** CEN11CA152
- **Event ID:** 20110113X14327
- **Type:** Accident
- **Date:** 2011-01-02
- **Location:** Albert Lea, MN, USA
- **Coordinates:** 43.652778, -93.371665
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 3
- **Total aboard:** 3
## Aircraft
- **Make:** EUROCOPTER DEUTSCHLAND GMBH
- **Model:** MBB-BK 117 C-2
- **Registration:** N145SM
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** NITE
- **Weather:** VMC
## Probable cause

The pilot's inadequate preflight inspection of the engine cowling latches prior the flight, which resulted in the cowling door opening in-flight and striking the main rotor blades.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN11CA152) · AI Analytics · CC0 1.0*