# NTSB Accident WPR12LA030
> **PIPER PA-31T** · 2011-11-08 · Cheyenne, WY, USA · NONE
## Event
- **NTSB number:** WPR12LA030
- **Event ID:** 20111109X90044
- **Type:** Accident
- **Date:** 2011-11-08
- **Location:** Cheyenne, WY, USA
- **Coordinates:** 41.155555, -104.810279
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 4
- **Total aboard:** 4
## Aircraft
- **Make:** PIPER
- **Model:** PA-31T
- **Registration:** N39EH
- **FAR Part:** 135
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The flight crew’s failure to properly latch the cabin door before takeoff.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR12LA030) · AI Analytics · CC0 1.0*