# Overpressure protection.

- **operation:** document
- **citation:** WAC 480-75-320
- **title:** Overpressure protection.
- **source type:** regulation
- **agency:** Washington Utilities and Transportation Commission
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** 2008-06-30
- **summary:** A pipeline company must conduct a surge analysis to ensure that the surge pressure does not exceed one hundred ten percent of the MOP. The pipeline company must design and operate the pressure relief system consistent with the surge analysis, at or below the MOP except under surge conditions.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/wac-480-75-320.json
- **markdown:** https://regulus.evalyn.ai/document/wac-480-75-320.md
- **app url:** https://regulus.evalyn.ai/document/wac-480-75-320
- **source url:** https://app.leg.wa.gov/WAC/default.aspx?cite=480-75-320
**body:**

A pipeline company must conduct a surge analysis to ensure that the surge pressure does not exceed one hundred ten percent of the MOP. The pipeline company must design and operate the pressure relief system consistent with the surge analysis, at or below the MOP except under surge conditions.
- **truncated:** false
- **body characters:** 293