News & Views, Volume 49 | Digital Elevation Modeling: Support Pressure Tests Records and Reduce MAOP Reconfirmation Costs
By: Scott Riccardella, Bruce Paskett, and Eric Elder
§ 192.624(a)(1) of the Mega-Rule 1 requires MAOP Reconfirmation for steel transmission pipe segments if records necessary to establish the MAOP in accordance with § 192.619(a)(2) (e.g. pressure test), including records required by § 192.517(a), are not traceable, verifiable, and complete and the pipeline is located in a high consequence area (HCA) or a Class 3 or Class 4 location.
Part 192, Section 192.517(a) requires that natural gas pipeline operators shall make and retain, for the useful life of the pipeline, a record of the following information for any Subpart J Pressure Test (PT):
- The operator’s name, the name of the operator’s employee responsible for making the test, and the name of any test company used,
- Test medium used,
- Test pressur,
- Test duration,Pressure recording charts, or other record of pressure readings.
- Elevation variations, whenever significant for the particular test, and
- Leaks and failures noted and their disposition.
