PFS Nitrogen Services, a sister company of N2 Solutions, specializes in nitrogen-propelled pigging and pipe freeze isolations. This case study highlights a successful project in Big Lake, TX, where PFS helped a contractor locate a leak on a 6” pipeline. Using pipe freeze isolations, PFS identified the source of a leak discovered during hydrostatic testing that could not be pinpointed through conventional methods.
Big Lake, Texas
Line Size: 6" x 5 miles
A prominent contractor approached PFS Nitrogen Services for pipe freezing on a pipeline, enabling them to locate and repair a leak without needing to dewater and refill the entire system. The client had been searching for the leak for over a week without success.
PFS was contracted to perform pipe freeze isolations on a 5-mile segment of 6” pipeline that had shown leakage during a hydrostatic test. The project scope included mobilizing and demobilizing specialized equipment and personnel, executing eight pipe freezes, and completing the operation within the proposed timeframe and budget.
The execution plan for this project included several critical elements:
The operation was completed successfully, achieving all objectives within the expected timeframe and budget. PFS Nitrogen Services showcased their expertise in managing complex projects in high-stakes environments. The pipe freeze isolation enabled the pipeline contractor to locate and repair the leak, underscoring the effectiveness of PFS’s specialized services.
As an N2 Solutions Company, PFS is dedicated to providing top-notch personnel, cutting-edge equipment, and efficient pigging systems to meet all your nitrogen-propelled pigging needs, regardless of size or complexity.
Our comprehensive services include:
Whether it involves offline mechanical cleaning, decommissioning, de-inventory, smart pigging, gauge plate runs, inerting, purging, or abandonment, PFS has the expertise and experience to handle it all.