PDFWAC 480-75-620
Pressure testing reporting requirements.
If a pipeline company uses pressure testing as part of an effort to increase the maximum operating pressure of the pipeline, the pipeline company must file a report with the commission at least forty-five days prior to pressure testing. The report must include the change in the maximum operating pressure and information justifying a higher operating pressure.
[Statutory Authority: RCW 80.01.040, 80.04.060, 81.88.040. WSR 08-12-045 (Docket PL-070974, General Order R-548), § 480-75-620, filed 5/30/08, effective 6/30/08. Statutory Authority: RCW 80.01.040 and 80.04.160. WSR 02-18-032 (Docket No. TO-000712, General Order No. R-500), § 480-75-620, filed 8/26/02, effective 9/26/02.]