# NTSB Accident CHI96LA151
> **Hiller UH-12E** · 1996-05-04 · BIG LAKE, MN, USA · MINR
## Event
- **NTSB number:** CHI96LA151
- **Event ID:** 20001208X05716
- **Type:** Accident
- **Date:** 1996-05-04
- **Location:** BIG LAKE, MN, USA
- **Coordinates:** 45.329166, -93.739295
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Hiller
- **Model:** UH-12E
- **Registration:** N177HA
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the pilot's inadequate preflight of the helicopter by not having removed a tiedown strap before attempting takeoff.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI96LA151) · AI Analytics · CC0 1.0*