March 2022, Vol. 249, No. 3


Extending Our Capabilities to Integrity and Beyond

By Dr. Mike Kirkwood, T.D. Williamson, UK  In-line inspection (ILI) has long been the go-to method to prove the integrity of pipelines but what happens after the inspection report has been delivered? Does it find a final resting place on a bookshelf reminiscent of the end of the film, Raiders of the Lost Ark (1981) never to be found or is there more gold inside the report than in the Ark itself.   Of course, the answer would normally be yes, but it depends on many things such as the age, service, history etc. - for new pipelines there may be little to see but as a pipeline gets older it can degrade or its service changes or a bad weather event results in damage and this is where the Gold (

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