Chemical Treatment of Offshore Pipeline Hydrotest Water Unnecessary

June 2017, Vol. 244, No. 6

By Graham Collier and Edmond Jung, UniversalPegasus International, Houston

UniversalPegasus International (UPI) was contracted as an owner’s engineer by an operator in the U.S. Gulf of Mexico (GOM) to provide detailed engineering design, during installation and pre-commissioning. The operator’s field, located in Mississippi Canyon, required a subsea pipeline from a well cluster at a depth of about 2,600 feet, tied back to a host platform in 650 feet of water depth. The operator required up to a three-month gap between pipeline flood/hydrotest and dewatering. Design, construction and installation included a riser for the platform, about 22 miles in length, with an 8-inch outer diameter…

Join PGJ Insider

Want to Read The Full Article? Become a PGJ Insider for FREE!

Continue reading this exclusive article. Login Sign Up! Join Today!

Join P&GJ Insider
PGJ Insider Benefits
  • Receive Monthly PGJ eNewsletter
  • Access Premium Content on (in-depth coverage; analysis; research)
  • Access PGJ Special Reports (e.g. PGJ 500)
  • Access PGJ Studies
  • Access PGJ Surveys
  • Access PGJ Whitepapers
  • Access PGJ Buyer’s Guide
  • Access PGJ magazine back-issues
  • Receive PGJ eMail Alerts – breaking industry news
  • Early invitation to PGJ Webinars
  • Early invitation to PGJ Events (e.g. Pipeline Opportunities Conference)
  • Enhanced no-charge listing in PGJ Buyer’s Guide

For over 150 years, Pipeline & Gas Journal (PGJ) has been the trusted source for information about the oil & gas pipeline industry worldwide. Join the Pipeline & Gas Journal (PGJ) community today as a PGJ Insider. Obtain access to valuable information and enhanced content. Receive important notifications.