# NTSB Accident SEA99LA098
> **Bell 47G3B2A** · 1999-06-10 · PENDLETON, OR, USA · NONE
## Event
- **NTSB number:** SEA99LA098
- **Event ID:** 20001212X19128
- **Type:** Accident
- **Date:** 1999-06-10
- **Location:** PENDLETON, OR, USA
- **Coordinates:** 45.729701, -118.789031
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Bell
- **Model:** 47G3B2A
- **Registration:** N24MP
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A fouled external load cable, and the pilot's operation of the helicopter with a non-approved external bucket installation, resulting in misrouted hydraulic lines and consequent malfunction of the external load release system.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA99LA098) · AI Analytics · CC0 1.0*