# NTSB Accident LAX90DXQ04
> **BELL UH-1B** · 1990-08-14 · BIEBER, CA, USA · SERS
## Event
- **NTSB number:** LAX90DXQ04
- **Event ID:** 20001212X24035
- **Type:** Accident
- **Date:** 1990-08-14
- **Location:** BIEBER, CA, USA
- **Coordinates:** 41.060199, -121.109634
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** BELL
- **Model:** UH-1B
- **Registration:** N64789
- **FAR Part:** 133
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT'S FAILURE TO MAINTAIN AIRCRAFT CONTROL WHEN INTENTIONALLY SLOWING HIS AIRCRAFT TO OFF LOAD WATER ON FIRE. CONTRIBUTING TO THE ACCIDENT WAS THE PILOT'S FAILURE TO ARM AND RELEASE THE EXTERNAL LOAD.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX90DXQ04) · AI Analytics · CC0 1.0*