# NTSB Accident LAX07LA280
> **Root Sherpa** · 2007-09-18 · Scappoose, OR, USA · SERS
## Event
- **NTSB number:** LAX07LA280
- **Event ID:** 20070927X01464
- **Type:** Accident
- **Date:** 2007-09-18
- **Location:** Scappoose, OR, USA
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** Root
- **Model:** Sherpa
- **Registration:** N1415B
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A loss of aircraft pitch control due to the fatigue failure of the fuselage tube structure at the flight control stick gimbal mechanism due to an incomplete weld penetration at the root of the weld.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX07LA280) · AI Analytics · CC0 1.0*