THE PROBLEM The field had been producing natural gas for over 40 years. At its peak, it supplied around 10% of the UK’s gas requirements. In the 1990s, an infield drilling programme and new production technologies revitalised the field. Nevertheless, many older wells had reached the end of their operational lives, prompting the beginning of a multiyear well abandonment campaign. OBSOLETE INTERFACES AND HIGH DEMAND The age of the wells is challenging. Many of the well interfaces are obsolete, which means that some well intervention equipment needed to be developed specifically for the campaign. The Claxton decommissioning team worked closely with the operator to understand the project requirements. From the outset, it was clear that Claxton’s SABRETM subsea abrasive cutting system

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