Repairs to large diameter pipelines – Page 2

24″ Caisson Repair

Initially the 24” Caisson had suffered a through wall leaking defect at the top location just under the bottom deck

The 10” Benzene line had suffered from severe CUI. This resulted in several large corroded areas resulting in multiple through wall defects.

The cooling water line had suffered from severe external corrosion.

The Fuel oil storage tank had suffered from external corrosion resulting in a through wall defect behind a large corrosion scab.

A hairline crack was identified on a 24″ GRE Seawater line at the flange, resulting in a leak.

The cooling water return line has been repaired using welded patches during a recent shut down.

The cooling water line has suffered from severe external corrosion.

The cooling water line had a number of leaks and required a live repair.

The 1.5” offtake had developed a number of pin hole leaks from the weld

900mm reducer on the salt water discharge line is suffering from severe internal erosion and internal lining failure