# NRC CAL – NOV (SL III)
> **EA-06-194** · CAL · Severity SLIII · Issued 2006-09-13 · Materials Licensees
## Action
- **EA Number:** EA-06-194
- **Licensee:** NOV (SL III)
- **Category:** Materials Licensees
- **Action type:** CAL
- **Severity level:** SLIII
- **Date issued:** 2006-09-13
## Description

On September 13, 2006, a Notice of Violation was issued for a Severity Level III violation involving the failure to control and maintain constant surveillance of a portable nuclear gauge resulting in damage to the gauge. Specifically, the gauge was left unattended for approximately 5 minutes while the gauge user was approximately 150 feet away from the gauge. During the time the gauge was not within the user's line of sight, it was run over by a bulldozer.

## Source
- [Full enforcement letter (PDF)](https://www.nrc.gov/docs/ML0625/ML062570049.pdf)
- [NRC Materials Licensees index](https://www.nrc.gov/reading-rm/doc-collections/enforcement/actions/materials/)
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