# NTSB Accident CEN12CA474
> **EUROCOPTER DEUTSCHLAND GMBH MBB-BK 117 C-2** · 2012-07-24 · Houston, TX, USA · NONE
## Event
- **NTSB number:** CEN12CA474
- **Event ID:** 20120724X52626
- **Type:** Accident
- **Date:** 2012-07-24
- **Location:** Houston, TX, USA
- **Coordinates:** 29.707777, -95.390556
## 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:** N455MH
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** NITE
- **Weather:** VMC
## Probable cause

The pilot’s inadequate preflight inspection, which failed to detect the unsecured cowling latches and resulted in the in-flight opening of an engine cowling.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN12CA474) · AI Analytics · CC0 1.0*